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Water Quality Portal Data Sites for 21IOWA

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- Upper Iowa River near Dorchester - 21IOWA-10030001 (Stream)
- Yellow River near Volney - 21IOWA-10030002 (Stream)
- Chariton River near Centerville - 21IOWA-10040001 (Stream)
- Beaver Creek near Cedar Falls - 21IOWA-10070001 (Stream)
- Wolf Creek at La Porte City - 21IOWA-10070002 (Stream)
- West Fork Cedar River at Finchford - 21IOWA-10070003 (Stream)
- Black Hawk Creek at Waterloo - 21IOWA-10070004 (Stream)
- Cedar River Upstream of Waterloo/Cedar Falls - 21IOWA-10070005 (Stream)
- Cedar River Downstream of Waterloo - 21IOWA-10070006 (Stream)
- Cedar River near Janesville - 21IOWA-10090001 (Stream)
- Wapsipinicon River near Independence - 21IOWA-10100001 (Stream)
- Wapsipinicion River Downstream of Independence - 21IOWA-10100002 (Stream)
- Shell Rock River at Shell Rock - 21IOWA-10120001 (Stream)
- Cedar River at Cedar Bluff - 21IOWA-10160001 (Stream)
- Winnebago River at Mason City - 21IOWA-10170001 (Stream)
- Winnebago River Upstream of Mason City - 21IOWA-10170002 (Stream)
- Winnebago River Downstream of Mason City - 21IOWA-10170003 (Stream)
- Little Sioux River near Larrabee - 21IOWA-10180001 (Stream)
- Ocheyedan River near Spencer - 21IOWA-10210001 (Stream)
- Little Sioux Upstream of Spencer - 21IOWA-10210002 (Stream)
- Little Sioux River Downstream of Spencer - 21IOWA-10210003 (Stream)
- Turkey River near Garber - 21IOWA-10220001 (Stream)
- Volga River near Elkport - 21IOWA-10220002 (Stream)
- Bloody Run Creek Site #1 (BR01) - 21IOWA-10220003 (Stream)
- South Raccoon River near Redfield - 21IOWA-10250001 (Stream)
- Raccoon River Upstream of Des Moines - 21IOWA-10250002 (Stream)
- Thompson Fork - Grand River at Davis City - 21IOWA-10270001 (Stream)
- Little Sioux River near Milford - 21IOWA-10300001 (Stream)
- Cedar River near Charles City - 21IOWA-10340001 (Stream)
- Flood Creek at Greene - 21IOWA-10340002 (Stream)
- Cedar River Upstream of Charles City - 21IOWA-10340003 (Stream)
- East Nishnabotna River near Shenandoah - 21IOWA-10360001 (Stream)
- East Nishnabotna River Downstream of Shenandoah - 21IOWA-10360002 (Stream)
- North Raccoon River near Jefferson - 21IOWA-10370001 (Stream)
- Boone River near Stratford - 21IOWA-10400001 (Stream)
- Iowa River near Gifford - 21IOWA-10420001 (Stream)
- Boyer River near Missouri Valley - 21IOWA-10430001 (Stream)
- Soldier River near Pisgah - 21IOWA-10430002 (Stream)
- Cedar Creek near Oakland Mills - 21IOWA-10440001 (Stream)
- West Fork Des Moines River near Humboldt - 21IOWA-10460001 (Stream)
- Iowa River at Marengo - 21IOWA-10480001 (Stream)
- North Fork Maquoketa River near Hurstville - 21IOWA-10490001 (Stream)
- Maquoketa River near Maquoketa - 21IOWA-10490002 (Stream)
- Indian Creek near Colfax - 21IOWA-10500001 (Stream)
- Old Mans Creek nr Iowa City - 21IOWA-10520001 (Stream)
- Iowa River Upstream of Iowa City - 21IOWA-10520002 (Stream)
- Iowa River Downstream of Iowa City - 21IOWA-10520003 (Stream)
- Wapsipinicon River near Olin - 21IOWA-10530001 (Stream)
- North Skunk River - 21IOWA-10540001 (Stream)
- East Fork of The Des Moines River near St. Joseph - 21IOWA-10550001 (Stream)
- Des Moines River near Keokuk - 21IOWA-10560001 (Stream)
- Cedar River Downstream of Cedar Rapids - 21IOWA-10570001 (Stream)
- Cedar River Upstream of Cedar Rapids - 21IOWA-10570002 (Stream)
- Iowa River at Columbus Junction - 21IOWA-10580001 (Stream)
- Iowa River near Lone Tree - 21IOWA-10580002 (Stream)
- South Skunk River near Oskaloosa - 21IOWA-10620001 (Stream)
- Whitebreast Creek near Knoxville - 21IOWA-10630001 (Stream)
- Cedar Creek near Bussey - 21IOWA-10630002 (Stream)
- Iowa River near Marshalltown - 21IOWA-10640001 (Stream)
- Iowa River Downstream of Marshalltown - 21IOWA-10640002 (Stream)
- Iowa River Upstream of Marshalltown - 21IOWA-10640003 (Stream)
- West Nishnabotna River near Malvern - 21IOWA-10650001 (Stream)
- Monona-Harrison Ditch - 21IOWA-10670001 (Stream)
- Maple River near Mapleton - 21IOWA-10670002 (Stream)
- Cedar River near Conesville - 21IOWA-10700001 (Stream)
- West Nodaway River near Shambaugh - 21IOWA-10730001 (Stream)
- East Nodaway River near Clarinda - 21IOWA-10730002 (Stream)
- Floyd River near Sioux City - 21IOWA-10750001 (Stream)
- Beaver Creek near Grimes - 21IOWA-10770001 (Stream)
- Des Moines River Upstream of Des Moines - 21IOWA-10770002 (Stream)
- Des Moines River Downstream of Des Moines - 21IOWA-10770003 (Stream)
- North Raccoon River near Sac City - 21IOWA-10810001 (Stream)
- North Raccoon River Upstream of Sac City - 21IOWA-10810002 (Stream)
- Wapsipinicon River at De Witt - 21IOWA-10820001 (Stream)
- Rock River near Hawarden - 21IOWA-10840001 (Stream)
- South Skunk River near Ames - 21IOWA-10850001 (Stream)
- South Skunk River near Cambridge - 21IOWA-10850002 (Stream)
- South Skunk River Upstream of Ames - 21IOWA-10850003 (Stream)
- Des Moines River at Ottumwa - 21IOWA-10900001 (Stream)
- Des Moines River Downstream of Ottumwa - 21IOWA-10900002 (Stream)
- Des Moines River Upstream of Ottumwa - 21IOWA-10900003 (Stream)
- Middle River near Indianola - 21IOWA-10910001 (Stream)
- North River near Norwalk - 21IOWA-10910002 (Stream)
- South River near Ackworth - 21IOWA-10910003 (Stream)
- English River at Riverside - 21IOWA-10920001 (Stream)
- Lizard Creek near Fort Dodge - 21IOWA-10940001 (Stream)
- Des Moines River Upstream of Fort Dodge - 21IOWA-10940002 (Stream)
- Des Moines River Downstream of Fort Dodge - 21IOWA-10940003 (Stream)
- Little Sioux River near Smithland - 21IOWA-10970001 (Stream)
- West Fork Ditch at Hornick - 21IOWA-10970002 (Stream)
- Iowa River nr Rowan - 21IOWA-10990001 (Stream)
- Littlefield Lake (TMDL Site 1) - 21IOWA-11050001 (Stream)
- Littlefield Lake (TMDL Site 2) - 21IOWA-11050002 (Stream)
- Prescotts Creek at Waterloo (18) - 21IOWA-11070001 (Stream)
- Black Hawk Creek in Waterloo (14) - 21IOWA-11070002 (Stream)
- Black Hawk Creek at Popp Access (17) - 21IOWA-11070003 (Stream)
- Black Hawk Creek NE of Hudson (16) - 21IOWA-11070004 (Stream)
- Black Hawk Creek at Waterloo (15) - 21IOWA-11070005 (Stream)
- Dry Run Creek at Cedar Falls (Site 1) - 21IOWA-11070006 (Stream)
- Dry Run Creek at Cedar Falls (Site 4) - 21IOWA-11070007 (Stream)
- Dry Run Creek at Cedar Falls (Site 6D1) - 21IOWA-11070008 (Stream)
- Bluff Creek below Don Williams Lake (4) - 21IOWA-11080001 (Stream)
- Bluff Creek nr Don Williams Lake (5) - 21IOWA-11080002 (Stream)
- Drainage Ditch No. 107 (6) - 21IOWA-11080003 (Stream)
- Bluff Creek (7) - 21IOWA-11080004 (Stream)
- Little Creek at Hwy 210 - 21IOWA-11080005 (Stream)
- Lime Creek near Brandon (site LiCr2) - 21IOWA-11100001 (Stream)
- Powell Creek (TMDL Site 1) - 21IOWA-11110001 (Stream)
- Powell Creek (TMDL Site 2) - 21IOWA-11110002 (Stream)
- Powell Creek (TMDL Site 3) - 21IOWA-11110003 (Stream)
- Site 12 Lake Creek at Lake City - 21IOWA-11130001 (Stream)
- Marrowbone Creek near Lanesboro (site mab3) - 21IOWA-11130002 (Stream)
- Marrowbone Creek near Lanesboro (Site MaB2) - 21IOWA-11140003 (Stream)
- Marrowbone Creek near Lanesboro (site 42) - 21IOWA-11140004 (Stream)
- Bennett Creek SW of Bennett (10) - 21IOWA-11160001 (Stream)
- Sugar Creek SE of Tipton (8) - 21IOWA-11160002 (Stream)
- Sugar Creek E of Tipton - 21IOWA-11160003 (Stream)
- Sugar Creek SW of Bennett (7) - 21IOWA-11160004 (Stream)
- Sugar Creek NW of Wilton (6) - 21IOWA-11160005 (Stream)
- Little Cedar River at Ionia (69) - 21IOWA-11190001 (Stream)
- North Tributary of Trumbull Lake - 21IOWA-11210001 (Stream)
- Trumbull Lake East Tributary - 21IOWA-11210002 (Stream)
- Cox (Spring) Creek NW of Littleport (40) - 21IOWA-11220001 (Stream)
- Volga River at White Pine Forest Preserve (36) - 21IOWA-11220002 (Stream)
- Hewitt Creek SE of Volga (41) - 21IOWA-11220003 (Stream)
- Volga River E of Volga, Osborne Park (34) - 21IOWA-11220004 (Stream)
- Pine Creek NE of Volga (42) - 21IOWA-11220005 (Stream)
- Volga River at Mederville Access - 21IOWA-11220006 (Stream)
- Volga River at Volga (35) - 21IOWA-11220007 (Stream)
- Volga River at Littleport (32) - 21IOWA-11220008 (Stream)
- Bear Creek W of Elkport (37) - 21IOWA-11220009 (Stream)
- Honey Creek at Littleport - 21IOWA-11220010 (Stream)
- Doe Creek S of Littleport (38) - 21IOWA-11220011 (Stream)
- Peck Creek near Osterdock (Site 326) - 21IOWA-11220012 (Stream)
- Peck Creek near Osterdock (Site PeC2) - 21IOWA-11220013 (Stream)
- Silver Creek near Monona (Site SiCr1) - 21IOWA-11220014 (Stream)
- Unnamed Tributary to Silver Creek near Monona (Site SiCr3) - 21IOWA-11220016 (Stream)
- Silver Creek near Luana (Site SiCr4) - 21IOWA-11220017 (Stream)
- Unnamed Tributary to Silver Creek near Luana (Site SiCr5) - 21IOWA-11220018 (Stream)
- Unnamed Trib to Silver Creek downstream of Monona WWTP - 21IOWA-11220020 (Stream)
- Creamery Effluent at Highway 52 near Luana - 21IOWA-11220021 (Stream)
- Roberts Creek near Postville (site rob1) - 21IOWA-11220022 (Stream)
- Rock Creek near Camanche (55) - 21IOWA-11230001 (Stream)
- Rock Creek Below Wetland (56) - 21IOWA-11230002 (Stream)
- Rock Creek Bridge on County Road Z40 (61) - 21IOWA-11230007 (Stream)
- Rock Creek Above Low Moor Outfall (62) - 21IOWA-11230008 (Stream)
- Rock Creek at Hwy 30 (63) - 21IOWA-11230009 (Stream)
- Farmer's Creek near LaMotte (site facr2) - 21IOWA-11230014 (Stream)
- Site 32 South Raccoon River at Redfield - 21IOWA-11250001 (Stream)
- Maquoketa River at Manchester - 21IOWA-11280001 (Stream)
- Milford Creek Below Lower Gar Lake (50) - 21IOWA-11300001 (Stream)
- Milford Creek SW of Milford (49) - 21IOWA-11300002 (Stream)
- Upper Gar Lake Outlet to Minnewshta Lake (4) - 21IOWA-11300003 (Stream)
- Upper Gar Lake Inlet from East Okoboji Lake (5) - 21IOWA-11300004 (Stream)
- Lower Gar Lake Inlet from Minnewashta Lake (5) - 21IOWA-11300006 (Stream)
- Lower Gar Lake - Unnamed Northeast Tributary (6) - 21IOWA-11300007 (Stream)
- Bull Ditch nr Lower Gar Lake (7) - 21IOWA-11300008 (Stream)
- Lower Gar Lake - Unnamed North Tributary (9) - 21IOWA-11300010 (Stream)
- North Tributary of Silver Lake - 21IOWA-11300011 (Stream)
- Milford Creek upstream Milford (Site 3) - 21IOWA-11300012 (Stream)
- Storm Drainage Ditch near Milford - 21IOWA-11300013 (Stream)
- Iowa Great Lakes Sanitary District Wastewater Plant Effluent - 21IOWA-11300014 (Facility)
- Milford Creek at 225th Ave (Site 2) - 21IOWA-11300015 (Stream)
- Coffee Creek at New Vienna (31) - 21IOWA-11310001 (Stream)
- North Fork Maquoketa River SW of New Vienna (29) - 21IOWA-11310002 (Stream)
- North Fork Maquoketa River NE of New Vienna (30) - 21IOWA-11310003 (Stream)
- North Fork Maquoketa River N of Dyersville (28) - 21IOWA-11310004 (Stream)
- Nutting Creek near Clermont (Site NuCr1) - 21IOWA-11330001 (Stream)
- Shell Rock River at Rockford (68) - 21IOWA-11340001 (Stream)
- M.F. South Beaver Creek NW of Wellsburg (45) - 21IOWA-11380003 (Stream)
- Black Hawk Creek upstream 230th Street - 21IOWA-11380005 (Stream)
- Black Hawk Creek at Grundy Center - 21IOWA-11380006 (Stream)
- Black Hawk Creek near Holland - 21IOWA-11380007 (Stream)
- Holland Creek - 21IOWA-11380008 (Stream)
- North Fork Black Hawk Creek - 21IOWA-11380009 (Stream)
- Springbrook Creek (TMDL Site 1 - Upstream) - 21IOWA-11390001 (Stream)
- Springbrook Creek (TMDL Site 2 - Midstream) - 21IOWA-11390002 (Stream)
- Springbrook Creek (TMDL Site 3 - Downstream) - 21IOWA-11390003 (Stream)
- King Creek - 21IOWA-11390004 (Stream)
- Boone River at Woolstock - 21IOWA-11400001 (Stream)
- Lyons Creek in Webster City (Site LC1) - 21IOWA-11400002 (Stream)
- Lyons Creek near Webster City (Site LC2) - 21IOWA-11400003 (Stream)
- Long Dick Creek near Ellsworth (site ldc2) - 21IOWA-11400004 (Stream)
- Lyons Creek near Webster City (site lcr3) - 21IOWA-11400005 (Stream)
- M.F. South Beaver Creek at Ackley (47) - 21IOWA-11420001 (Stream)
- East Fork Des Moines River at Humboldt - 21IOWA-11460001 (Stream)
- Unnamed Creek West of Maquoketa (24) - 21IOWA-11490001 (Stream)
- Maquoketa River at Joinerville Park (19) - 21IOWA-11490002 (Stream)
- Pumpkin Creek NW of Maquoketa (25) - 21IOWA-11490003 (Stream)
- Maquoketa River at Chenelworth Canoe Access (20) - 21IOWA-11490004 (Stream)
- Unnamed Creek NE of Baldwin (26) - 21IOWA-11490005 (Stream)
- Maquoketa River at Millertown Canoe Access (21) - 21IOWA-11490006 (Stream)
- Unnamed Creek Downstream Millertown Canoe Access - 21IOWA-11490007 (Stream)
- Maquoketa River Downstream of Canton (22) - 21IOWA-11490008 (Stream)
- Maquoketa River Upstream of Canton (23) - 21IOWA-11490009 (Stream)
- Bear Creek at Highway 64 (24A) - 21IOWA-11490010 (Stream)
- Maquoketa River near 50th Ave (Site 158) - 21IOWA-11490011 (Stream)
- Tete des Morts Creek near St. Donatus (Site TMD2) - 21IOWA-11490013 (Stream)
- Tete des Morts Creek nr. St. Donatus (site tmd3) - 21IOWA-11490014 (Stream)
- Iowa River at Coralville below the Coralville Dam - 21IOWA-11520001 (Stream)
- Iowa River at Iowa City above the Burlington Stree - 21IOWA-11520002 (Stream)
- Iowa River near Iowa City (Site 77) - 21IOWA-11520003 (Stream)
- Iowa River near Iowa City (Site 79) - 21IOWA-11520004 (Stream)
- Iowa River in Iowa City (Site 81) - 21IOWA-11520005 (Stream)
- Mill Creek at Hwy 382 - 21IOWA-11520006 (Stream)
- Jordan Creek at Jordan Creek Road - 21IOWA-11520007 (Stream)
- Buffalo Creek at Anamosa (11) - 21IOWA-11530001 (Stream)
- Mineral Creek at 15th Avenue (27A) - 21IOWA-11530002 (Stream)
- Maquoketa River upstream - 21IOWA-11530003 (Stream)
- Maquoketa River downstream near Monticello - 21IOWA-11530004 (Stream)
- Maquoketa River upstream near Monticello - 21IOWA-11530005 (Stream)
- Buffalo Creek NW of Anamosa (12) - 21IOWA-11570001 (Stream)
- Buffalo Creek SW of Prairieburg (13) - 21IOWA-11570002 (Stream)
- South Tributary of Williamson Pond - 21IOWA-11590001 (Stream)
- Rock River near Rock Rapids (2) - 21IOWA-11600001 (Stream)
- Rock River at IA/MN border (3) - 21IOWA-11600002 (Stream)
- Mud Creek nr IA/MN border (4) - 21IOWA-11600003 (Stream)
- Mud Creek nr Doon (5) - 21IOWA-11600004 (Stream)
- Little Rock River nr Doon (6) - 21IOWA-11600005 (Stream)
- Badger Creek below Badger Creek Lake (4) - 21IOWA-11610001 (Stream)
- Badger Creek Lake - Unnamed Trib on County Road R16. (5) - 21IOWA-11610002 (Stream)
- Badger Creek nr Badger Creek Lake (6) - 21IOWA-11610003 (Stream)
- Badger Creek Lake - Unnamed Tributary on Prairieview Ave. (7 - 21IOWA-11610004 (Stream)
- Badger Creek Lake - Unnamed Tributary on 110th St. (8) - 21IOWA-11610005 (Stream)
- Badger Creek Lake - Unnamed Tributary on 105th St. (9) - 21IOWA-11610006 (Stream)
- Wapsipinicon River near McIntrye (site wap1) - 21IOWA-11660001 (Stream)
- Mud Creek S of Durant (4) - 21IOWA-11700001 (Stream)
- Mud Creek SE of Wilton (2) - 21IOWA-11700002 (Stream)
- Mud Creek SE of Durant (5) - 21IOWA-11700003 (Stream)
- Mud Creek S of Wilton (1) - 21IOWA-11700004 (Stream)
- Mud Creek W of Durant (3) - 21IOWA-11700005 (Stream)
- Mud Creek near Wilton (TMDL S1) - 21IOWA-11700006 (Stream)
- Mud Creek near Wilton (TMDL S2) - 21IOWA-11700007 (Stream)
- Mud Creek near Wilton (TMDL S3) - 21IOWA-11700008 (Stream)
- Little Floyd River SE of Sheldon (52) - 21IOWA-11710001 (Stream)
- Little Rock River at IA/MN border (1) - 21IOWA-11720001 (Stream)
- Indian Creek nr Chatsworth (9) - 21IOWA-11750001 (Stream)
- Westfield Creek nr Westfield (10) - 21IOWA-11750002 (Stream)
- Broken Kettle Creek (11) - 21IOWA-11750003 (Stream)
- Big Sioux River near Westfield - 21IOWA-11750004 (Stream)
- Camp Creek N of Runnells (53) - 21IOWA-11770001 (Stream)
- Camp Creek S of Mitchellville (54) - 21IOWA-11770002 (Stream)
- Yeader Creek (TMDL Site 1) - 21IOWA-11770003 (Stream)
- Yeader Creek (TMDL Site 2) - 21IOWA-11770004 (Stream)
- Camp Creek near Mitchellville - 21IOWA-11770005 (Stream)
- Jordan Creek near West Des Moines - 21IOWA-11770006 (Stream)
- Little Creek at 158th Avenue - 21IOWA-11770007 (Stream)
- Unnamed Tributary at 150th Avenue - 21IOWA-11770008 (Stream)
- Arbor Lake -Unnamed Northeast Tributary (1) - 21IOWA-11790001 (Stream)
- Arbor Lake -Unnamed Northwest Tributary (2) - 21IOWA-11790002 (Stream)
- Arbor Lake - Inflow from Nyanza Lake (4) - 21IOWA-11790004 (Stream)
- Arbor Lake - Inflow from southeast storm sewer (5) - 21IOWA-11790005 (Facility)
- Arbor Lake Outlet (7) - 21IOWA-11790007 (Stream)
- Duck Creek site along Devils Glenn (DC12) - 21IOWA-11820001 (Stream)
- Stafford Creek site at Stafford Blvd. and Maplecrest (SFC1A) - 21IOWA-11820002 (Stream)
- Duck Creek site along Kimberly Rd. (DC10) - 21IOWA-11820003 (Stream)
- Pheasant Creek site along E 32nd St (PC2) - 21IOWA-11820004 (Stream)
- Goose Creek site at Eastern Park along Eastern Ave. (GC4) - 21IOWA-11820005 (Stream)
- Candlelight Creek site along W 35th St. (CLC1) - 21IOWA-11820006 (Stream)
- Robin Creek site along W 35th st. (RC1A) - 21IOWA-11820007 (Stream)
- Silver Creek site at the end of Pine St. (SC1A) - 21IOWA-11820008 (Stream)
- Duck Creek site along 110th/Buffalo Ave. (DC16) - 21IOWA-11820009 (Stream)
- Little Floyd River SW of Sheldon (51) - 21IOWA-11840001 (Stream)
- Rock River nr Rock Valley (7) - 21IOWA-11840002 (Stream)
- Six Mile Creek nr Chatsworth (8) - 21IOWA-11840003 (Stream)
- Lake Darling - Unnamed Northeast Tributary (1) - 21IOWA-11920001 (Stream)
- Lake Darling - Unnamed East Tributary (2) - 21IOWA-11920002 (Stream)
- Honey Creek nr Lake Darling (3) - 21IOWA-11920003 (Stream)
- Lake Darling - Unnamed Western Tributary (4) - 21IOWA-11920004 (Stream)
- Lake Darling Outlet (5) - 21IOWA-11920005 (Stream)
- Dick Creek near Corydonÿ (site dick1) - 21IOWA-11930001 (Stream)
- Lake Meyer - Unnamed Northeast Tributary (1) - 21IOWA-11960001 (Stream)
- Lake Meyer - Unnamed East Tributary (2) - 21IOWA-11960002 (Stream)
- Lake Meyer Outlet (3) - 21IOWA-11960003 (Stream)
- Calmar Storm Sewer - 21IOWA-11960004 (Facility)
- Buttermilk Creek near Goldfield (Site BMC1) - 21IOWA-11990001 (Stream)
- Buttermilk Creek near Goldfield (Site BMC2) - 21IOWA-11990002 (Stream)
- Buttermilk Creek near Goldfield (Site BMC3) - 21IOWA-11990003 (Stream)
- BMCSNAP1 - 21IOWA-11990005 (Facility)
- BMCSNAP2 - 21IOWA-11990006 (Stream)
- BMCSNAP3 - 21IOWA-11990007 (Facility)
- BMCSNAP4 - 21IOWA-11990008 (Facility)
- Lime Creek near Brandon (site 154) - 21IOWA-12100002 (Stream)
- Hickory Creek near New Vienna (site 203) - 21IOWA-12310002 (Stream)
- Little Springbrook Creek - 21IOWA-12390003 (Stream)
- Yellow River Site #1 (YR01) - 21IOWA-15030001 (Stream)
- Yellow River nr Old Mission Rd. - 21IOWA-15030002 (Stream)
- Yellow River at Co. Rd. W60 - 21IOWA-15030003 (Stream)
- Dousman Creek - 21IOWA-15030004 (Stream)
- Suttle Creek - 21IOWA-15030005 (Stream)
- Bear Creek nr Co. Rd. X26 - 21IOWA-15030006 (Stream)
- Hickory Creek at Hickory Creek Rd. - 21IOWA-15030007 (Stream)
- Norfolk Creek at Co. Rd. W48 - 21IOWA-15030008 (Stream)
- No Name at Co. Rd. W60 - 21IOWA-15030009 (Stream)
- Hecker Creek at Co. Rd. W48 - 21IOWA-15030010 (Stream)
- Williams Creek nr. Co. Rd. X16 - 21IOWA-15030011 (Stream)
- Upper Iowa River near New Albin (Site #30) - 21IOWA-15030012 (Stream)
- Silver Creek near Waukon (Site #27) - 21IOWA-15030013 (Stream)
- Suttle Creek at Suttle Creek Rd. - 21IOWA-15030014 (Stream)
- DRC2 - University Branch Dry Run Creek at 18th St. - 21IOWA-15070001 (Stream)
- DRC3 - Dry Run Creek at 18th St. - 21IOWA-15070002 (Stream)
- DRC5 - Dry Run Creek at University Ave. - 21IOWA-15070003 (Stream)
- DRC7 - Dry Run Creek at Union Rd. - 21IOWA-15070004 (Stream)
- DRC8 - South Branch Dry Run Creek at Greenhill Rd. - 21IOWA-15070005 (Stream)
- DRC9 - Southwest Branch Dry Run Creek at Union Rd. - 21IOWA-15070006 (Stream)
- DRC10 - South Branch Dry Run Creek at Viking Rd. - 21IOWA-15070007 (Stream)
- Buffalo Creek along Quonset Ave. (Site BC1) - 21IOWA-15100001 (Stream)
- Buffalo Creek along Slater Ave. (Site BC2) - 21IOWA-15100002 (Stream)
- Buffalo Creek along 136th St. (Site BC3) - 21IOWA-15100003 (Stream)
- Buffalo Creek along 210 St. (Site BC4) - 21IOWA-15100004 (Stream)
- Buffalo Creek along 280th Ave. (Site BC5) - 21IOWA-15100005 (Stream)
- Buffalo Creek along 130th St. (Site BC3A) - 21IOWA-15100006 (Stream)
- Hoover Creek at Johnson Co./Cedar Co. line (HeHo 1) - 21IOWA-15160001 (Stream)
- Hoover Creek at Main St. (HeHo 2) - 21IOWA-15160002 (Stream)
- Hoover Creek in park (HeHo 3) - 21IOWA-15160003 (Stream)
- Hoover Creek at 2nd St. (HeHo 4) - 21IOWA-15160004 (Stream)
- Bloody Run Creek Site #2 (BR02) - 21IOWA-15220001 (Stream)
- Bloody Run Creek at Spook Cave (BRSC) - 21IOWA-15220002 (Stream)
- North Cedar Creek (NCC) - 21IOWA-15220003 (Stream)
- Sny Magill Creek Site #1 (SN01) - 21IOWA-15220004 (Stream)
- Sny Magill Creek Site #2 (SN02) - 21IOWA-15220005 (Stream)
- Sny Magill Creek Site #3 (SN03) - 21IOWA-15220006 (Stream)
- Sny Magill North Tributary (SNT) - 21IOWA-15220007 (Stream)
- West Fork Sny Magill Creek (SNWF) - 21IOWA-15220008 (Stream)
- Maquoketa below Backbone - 21IOWA-15280001 (Stream)
- Mid Maquoketa - 21IOWA-15280002 (Stream)
- Honey Creek Outlet - 21IOWA-15280003 (Stream)
- Lower Maquoketa above Lake - 21IOWA-15280004 (Stream)
- Sand Creek Outlet - 21IOWA-15280005 (Stream)
- Coffins Creek - 21IOWA-15280006 (Stream)
- Turtle Creek - 21IOWA-15280007 (Stream)
- Fink's Creek - 21IOWA-15280008 (Stream)
- Buffalo Creek along 110th Ave. (Site BC6) - 21IOWA-15280009 (Stream)
- Buffalo Creek along 120th Ave. (Site BC7) - 21IOWA-15280010 (Stream)
- Unnamed tributary to Emerson Bay at beach - 21IOWA-15300001 (Stream)
- Unnamed tributary to Emerson Bay at Hwy. 86 - 21IOWA-15300002 (Stream)
- Whitewater Creek - 21IOWA-15310001 (Stream)
- Beaver Creek nr Charles City (BC-Down) - 21IOWA-15340001 (Stream)
- Unnamed Tributary to Beaver Creek (Trib-Up) - 21IOWA-15340002 (Stream)
- ADW Drain - 21IOWA-15340003 (Facility)
- Cedar River near Orchard - 21IOWA-15340004 (Stream)
- Rock Creek at Co. Rd. T38 - 21IOWA-15340005 (Stream)
- Skunk Creek at River Road - 21IOWA-15340006 (Stream)
- Unnamed Creek at River Road - 21IOWA-15340007 (Stream)
- Stewarts Creek at 170th - 21IOWA-15340008 (Stream)
- Unnamed Creek at Rotary Park Road - 21IOWA-15340009 (Stream)
- Hyers Creek at Kellogg Avenue - 21IOWA-15340010 (Stream)
- Drainage Ditch 3 at Golf Course - 21IOWA-15340011 (Stream)
- Hyers Creek at Triumph - 21IOWA-15340012 (Stream)
- Little Cedar River at 180th - 21IOWA-15340013 (Stream)
- Lake Hendricks Site #1 - 21IOWA-15450001 (Stream)
- Lake Hendricks Site #2 - 21IOWA-15450002 (Facility)
- Lake Hendricks Site #3 - 21IOWA-15450003 (Stream)
- Lake Hendricks Site #4 - 21IOWA-15450004 (Facility)
- Lake Hendricks Site #5 - 21IOWA-15450005 (Facility)
- Lake Hendricks Site #6 - 21IOWA-15450006 (Facility)
- Lake Hendricks Site #7 - 21IOWA-15450007 (Facility)
- Lake Hendricks Site #8 - 21IOWA-15450008 (Facility)
- Lake Hendricks Site #9 - 21IOWA-15450009 (Facility)
- Lake Hendricks Site #10 - 21IOWA-15450010 (Facility)
- Lake Hendricks Site #11 - 21IOWA-15450011 (Facility)
- Wapsipinicon River at Stone City Boat Ramp - 21IOWA-15530001 (Stream)
- Wapsipinicon River at Anamosa Boat Ramp - 21IOWA-15530002 (Stream)
- Wapsipinicon River at Newport Mills Access - 21IOWA-15530003 (Stream)
- Wapsipinicon River at Jungletown Access - 21IOWA-15530004 (Stream)
- Wapsipinicon River at Oxford Mills - 21IOWA-15530005 (Stream)
- Wapsipinicon River at Olin Access - 21IOWA-15530006 (Stream)
- Maquoketa River at Mon-Maq Dam - 21IOWA-15530007 (Stream)
- Maquoketa River at Pictured Rocks - 21IOWA-15530008 (Stream)
- Maquoketa River at Hwy 136 Access - 21IOWA-15530009 (Stream)
- Maquoketa River at Supples Bridge Access - 21IOWA-15530010 (Stream)
- Maquoketa River at Eby's Mill Access - 21IOWA-15530011 (Stream)
- Central Park Inlet - 21IOWA-15530012 (Facility)
- Indian Creek near Cedar Rapids - 21IOWA-15570001 (Stream)
- Indian Creek near Marion - 21IOWA-15570002 (Stream)
- McCloud Run at Cedar Rapids - 21IOWA-15570003 (Stream)
- Indian Creek at Thomas Park - 21IOWA-15570004 (Stream)
- Dry Creek at Donnelly Park - 21IOWA-15570005 (Stream)
- McCloud Run at 42nd Street - 21IOWA-15570006 (Stream)
- Spring Creek at Lancer Ave. - 21IOWA-15660001 (Stream)
- Sugar Creek at Hwy. 9 - 21IOWA-15660002 (Stream)
- Cedar River at Mitchell - 21IOWA-15660003 (Stream)
- Cedar River at Halvorson Park - 21IOWA-15660004 (Stream)
- Willow Creek at Echo Ave. - 21IOWA-15660005 (Stream)
- Turtle Creek at Hwy. 105 - 21IOWA-15660006 (Stream)
- Deer Creek at Dancer Ave. - 21IOWA-15660007 (Stream)
- Unnamed Creek on Cameo Ave. - 21IOWA-15660008 (Stream)
- Otter Creek at Dancer Ave. - 21IOWA-15660009 (Stream)
- Cedar River at State Line St. - 21IOWA-15660010 (Stream)
- Spring Creek at 340th St - 21IOWA-15660011 (Stream)
- Unnamed Tributary at Dancer Ave. - 21IOWA-15660012 (Stream)
- Rock Creek at Hwy. 9 - 21IOWA-15660013 (Stream)
- Spring Creek at Hwy. 9 - 21IOWA-15660014 (Stream)
- Unnamed Tributary to Spring Creek at Noble Ave. - 21IOWA-15660015 (Stream)
- Slough Creek at 319th St. - 21IOWA-15660016 (Stream)
- Tile line near Black Hawk Lake beach - 21IOWA-15810001 (Facility)
- North Fork at Maple Valley Rd. - 21IOWA-15960001 (Stream)
- Yellow River at 107th Ave. - 21IOWA-15960002 (Stream)
- Upper Iowa River near Freeport (Site #17) - 21IOWA-15960003 (Stream)
- Upper Iowa River near Bluffton (Site #32) - 21IOWA-15960004 (Stream)
- Trout Run near Decorah (Site #16) - 21IOWA-15960005 (Stream)
- Dry Run near Decorah (site #13) - 21IOWA-15960007 (Stream)
- Pine Creek near Bluffton (Site #10) - 21IOWA-15960008 (Stream)
- Coldwater Creek (Site #9) - 21IOWA-15960009 (Stream)
- Silver Creek near Cresco (Site #8) - 21IOWA-15960010 (Stream)
- Silver Creek near Cresco (Site #801) - 21IOWA-15960011 (Stream)
- Silver Creek near Cresco (Site #8b) - 21IOWA-15960012 (Stream)
- North River - Stuart # 157 - 21IOWA-16010001 (Stream)
- Unnamed Trib. South Fork Middle River - Site 198 - 21IOWA-16010002 (Stream)
- Village Creek - 21IOWA-16030001 (Stream)
- Yellow River - REMAP #237 - 21IOWA-16030002 (Stream)
- Waterloo Creek - Dorchester - REMAP # 63 - 21IOWA-16030003 (Stream)
- Upper Iowa River - Dorchester # 124 - 21IOWA-16030006 (Stream)
- Irish Hollow Creek - New Albin - 21IOWA-16030007 (Stream)
- Yellow River - Site 205 - 21IOWA-16030008 (Stream)
- Chariton River - Rathbun - REMAP # 101 - 21IOWA-16040001 (Stream)
- Cooper Creek. - Centerville # 142 - 21IOWA-16040002 (Stream)
- Mud Creek - Vinton # 168 - 21IOWA-16060001 (Stream)
- Wolf Creek - La Porte City # 109 - 21IOWA-16070001 (Stream)
- Cedar River - Site 215 - 21IOWA-16070002 (Stream)
- Wapsipinicon River - Site 228 - 21IOWA-16070003 (Stream)
- Indian Creek - Site 195 - 21IOWA-16070004 (Stream)
- Beaver Branch - Berkley - REMAP # 96 - 21IOWA-16080001 (Stream)
- Unnamed Trib. Little Beaver Cr. - 255 - 21IOWA-16080003 (Stream)
- Quarter Section Run - Waverly # 139 - 21IOWA-16090001 (Stream)
- Brooke Creek - Rembrandt # 183 - 21IOWA-16110001 (Stream)
- Boylan Creek - 21IOWA-16120001 (Stream)
- Johnson Creek - 21IOWA-16120002 (Stream)
- Beaver Creek - New Hartford - REMAP # 76 - 21IOWA-16120003 (Stream)
- Cedar Creek - 21IOWA-16130001 (Stream)
- Marrowbone Creek - 21IOWA-16140001 (Stream)
- West Nishnabotna River - Manning # 128 - 21IOWA-16140003 (Stream)
- East Nishnabotna River - 21IOWA-16150001 (Stream)
- Unn.Trib. Buck Creek - Atlantic # 138 - 21IOWA-16150002 (Stream)
- Sevenmile Creek - Site 227 - 21IOWA-16150003 (Stream)
- Troublesome Creek - Site 190 - 21IOWA-16150004 (Stream)
- Sevenmile Creek - Site 259 - 21IOWA-16150005 (Stream)
- Cedar River - Site 206 - 21IOWA-16160001 (Stream)
- Bailey Creek - Thornton - REMAP # 94 - 21IOWA-16170001 (Stream)
- Willow Creek - Clear Lake # 135 - 21IOWA-16170002 (Stream)
- Silver Creek - 21IOWA-16180001 (Stream)
- Bear Creek - 21IOWA-16180002 (Stream)
- Unn. Trib. of W. Frk. Little Sioux Rvr. - Marcus - - 21IOWA-16180003 (Stream)
- Willow Creek - Washta # 145 - 21IOWA-16180004 (Stream)
- Little Sioux River - Larrabee #166 - 21IOWA-16180005 (Stream)
- Wapsipinicon River - New Hampton # 102 - 21IOWA-16190001 (Stream)
- East Long Creek - Site 193 - 21IOWA-16200001 (Stream)
- Willow Creek - 21IOWA-16210001 (Stream)
- Ocheyeden River - Spencer - REMAP # 59 - 21IOWA-16210002 (Stream)
- Montgomery Creek - Gillett Grove # 112 - 21IOWA-16210003 (Stream)
- Little Sioux River - Spencer # 129 - 21IOWA-16210004 (Stream)
- Stony Creek - Everly # 148 - 21IOWA-16210005 (Stream)
- Roberts Creek - 21IOWA-16220001 (Stream)
- Peck Creek - REMAP #229 - 21IOWA-16220002 (Stream)
- Turkey River - Garber - REMAP # 70 - 21IOWA-16220003 (Stream)
- Hewitt Creek - Volga # 133 - 21IOWA-16220004 (Stream)
- Bear Creek - Edgewood # 155 - 21IOWA-16220005 (Stream)
- North Cedar Creek - Clayton # 159 - 21IOWA-16220006 (Stream)
- Volga River - Site 196 - 21IOWA-16220007 (Stream)
- Brophy Creek - McCausland # 108 - 21IOWA-16230001 (Stream)
- Sugar Creek - Preston # 152 - 21IOWA-16230002 (Stream)
- Boyer River - 21IOWA-16240001 (Stream)
- North Raccoon River - 21IOWA-16250001 (Stream)
- North Raccoon River - Adel # 127 - 21IOWA-16250002 (Stream)
- Soap Creek - 21IOWA-16260001 (Stream)
- Fox River - 21IOWA-16260002 (Stream)
- Soap Creek - Drakesville # 134 - 21IOWA-16260003 (Stream)
- Unnamed Trib. South Fox Creek - Site 223 - 21IOWA-16260004 (Stream)
- North Fabius River - Site 187 - 21IOWA-16260005 (Stream)
- Little River - 21IOWA-16270001 (Stream)
- Weldon River - Woodland - REMAP # 257 - 21IOWA-16270003 (Stream)
- Maquoketa River - 21IOWA-16280001 (Stream)
- So. Frk. Maquoketa R. - Dundee # 154 - 21IOWA-16280002 (Stream)
- Plum Creek - Site 188 - 21IOWA-16280003 (Stream)
- Flint Creek - Danville - REMAP # 64 - 21IOWA-16290001 (Stream)
- Cottonwood Drain - Burlington - REMAP # 318 - 21IOWA-16290002 (Stream)
- Skunk River - Site 194 - 21IOWA-16290003 (Stream)
- South Fork Catfish Creek - 21IOWA-16310001 (Stream)
- White Pine Hollow Creek - Luxemburg - REMAP # 58 - 21IOWA-16310002 (Stream)
- Middle Fork Little Maquoketa Rvr. - Ric - 21IOWA-16310004 (Stream)
- North Fork Maquoketa Rvr. - Dyersville # 147 - 21IOWA-16310005 (Stream)
- Tetes Des Morts Creek - St. Donatus # 151 - 21IOWA-16310006 (Stream)
- Ditch No. 151 - Wallingford - REMAP # 95 - 21IOWA-16320001 (Stream)
- Unn.Trib. Otter Creek - 21IOWA-16330001 (Stream)
- Turkey River - REMAP #233 - 21IOWA-16330002 (Stream)
- Unn. Trib. of Mink Creek - Wadena - REMAP # 92 - 21IOWA-16330003 (Stream)
- Unn. Trib. of Otter Creek - Oelwein - REMAP # 98 - 21IOWA-16330004 (Stream)
- Bell Creek - Clermont - REMAP # 100 - 21IOWA-16330005 (Stream)
- Mink Creek - Site 222 - 21IOWA-16330006 (Stream)
- Unnamed Trib. Dry Branch Turkey River - Site 200 - 21IOWA-16330007 (Stream)
- Cedar River - 21IOWA-16340001 (Stream)
- Beaver Creek - Ackley # 174 - 21IOWA-16350001 (Stream)
- Nishnabotna River - 21IOWA-16360001 (Stream)
- Plum Creek - Thurman # 182 - 21IOWA-16360002 (Stream)
- Unnamed Trib. of Hardin Creek - Churdan - REMAP # - 21IOWA-16370001 (Stream)
- North Raccoon River - Scranton # 137 - 21IOWA-16370002 (Stream)
- South Raccoon River - Guthrie Center - REMAP # 68 - 21IOWA-16390001 (Stream)
- Middle Raccoon River - #271 - 21IOWA-16390002 (Stream)
- Gabrielson WMA - UWW2 - 21IOWA-16410001 (Stream)
- South Fork Iowa River - Buckeye - REMAP # 79 - 21IOWA-16420001 (Stream)
- Iowa River - Eldora # 162 - 21IOWA-16420002 (Stream)
- Potato Creek - Persia # 172 - 21IOWA-16430002 (Stream)
- Big Creek - New London # 153 - 21IOWA-16440001 (Stream)
- Upper Iowa River - 21IOWA-16450001 (Stream)
- Little Turkey River - 21IOWA-16450002 (Stream)
- Unn. Trib. of Bohemian Creek - Protovin - REMAP # - 21IOWA-16450003 (Stream)
- Crane Creek - Site 186 - 21IOWA-16450005 (Stream)
- Battle Creek - 21IOWA-16470001 (Stream)
- Battle Creek - Holstein # 104 - 21IOWA-16470002 (Stream)
- Ashton Creek - Site 209 - 21IOWA-16470003 (Stream)
- Miller Creek - 21IOWA-16480001 (Stream)
- Pleasant Creek - REMAP #245 - 21IOWA-16490001 (Stream)
- Maquoketa River - Canton - REMAP # 62 - 21IOWA-16490002 (Stream)
- North Fork Maquoketa River - Site 192 - 21IOWA-16490003 (Stream)
- Indian Creek - Mingo - REMAP # 90 - 21IOWA-16500001 (Stream)
- Cedar Creek - Stockport # 176 - 21IOWA-16510001 (Stream)
- Old Mans Creek - Hills # 117 - 21IOWA-16520001 (Stream)
- Iowa River - Iowa City #302 - 21IOWA-16520002 (Stream)
- Muddy Creek - MCR1 - 21IOWA-16520003 (Stream)
- Muddy Creek - MCR2 - 21IOWA-16520004 (Stream)
- Muddy Creek - DS WWTP - 21IOWA-16520005 (Stream)
- Unn.Trib. No.Frk. Walnut - 21IOWA-16530001 (Stream)
- Prairie Creek - Scotch Grove - REMAP # 87 - 21IOWA-16530002 (Stream)
- Bear Creek - Wyoming # 118 - 21IOWA-16530003 (Stream)
- Helmer Creek - Prairieburg # 24 - 21IOWA-16530004 (Stream)
- Troublesome Creek - South English - REMAP # 78 - 21IOWA-16540001 (Stream)
- Cedar Creek - Delta - REMAP # 262 - 21IOWA-16540002 (Stream)
- Lotts Creek - 21IOWA-16550001 (Stream)
- Plum Creek - 21IOWA-16550002 (Stream)
- East Fork Des Moines Rvr. - Irvington - REMAP # 23 - 21IOWA-16550003 (Stream)
- Black Cat Creek - Fenton # 156 - 21IOWA-16550004 (Stream)
- Four Mile Creek - Site 197 - 21IOWA-16550005 (Stream)
- Plum Creek - Site 252 - 21IOWA-16550006 (Stream)
- Bonnell Creek - 21IOWA-16560001 (Stream)
- Des Moines River - Site 202 - 21IOWA-16560003 (Stream)
- East Otter Creek - 21IOWA-16570001 (Stream)
- Wapsipinicon River - Troy Mills - REMAP # 65 - 21IOWA-16570002 (Stream)
- Cedar River - Bertram # 185 - 21IOWA-16570003 (Stream)
- Wapsipinicon River - Site 207 - 21IOWA-16570004 (Stream)
- Iowa River - 21IOWA-16580001 (Stream)
- Chariton River - 21IOWA-16590001 (Stream)
- White Breast Creek - 21IOWA-16590002 (Stream)
- Mud Creek - Lester # 136 - 21IOWA-16600003 (Stream)
- Mud Creek - Alvord # 175 - 21IOWA-16600004 (Stream)
- English Creek - Knoxville # 160 - 21IOWA-16630001 (Stream)
- Cedar Creek - Site 201 - 21IOWA-16630002 (Stream)
- Minerva Creek - Site 203 - 21IOWA-16640001 (Stream)
- Mud Creek - Hastings # 158 - 21IOWA-16650001 (Stream)
- Silver Creek - Site 191 - 21IOWA-16650002 (Stream)
- Little Cedar River - New Haven - 21IOWA-16660001 (Stream)
- Cedar River - Site 210 - 21IOWA-16660002 (Stream)
- Cedar River - Site 224 - 21IOWA-16660003 (Stream)
- Maple River - 21IOWA-16670001 (Stream)
- Unn.Trib. Norway Creek - Soldier - REMAP # 247 - 21IOWA-16670002 (Stream)
- Maple River - Castana # 110 - 21IOWA-16670003 (Stream)
- Soldier RIver - Moorhead # 119 - 21IOWA-16670004 (Stream)
- Jordan Creek - Site 217 - 21IOWA-16670005 (Stream)
- Little Sioux River - Site 226 - 21IOWA-16670006 (Stream)
- Monona-Harrison Ditch - Site 208 - 21IOWA-16670007 (Stream)
- Muscatine Slough - 21IOWA-16700001 (Stream)
- Unn.Wapsinonoc Creek - REMAP #238 - 21IOWA-16700002 (Stream)
- Mad Creek - Muscatine # 125 - 21IOWA-16700004 (Stream)
- Honey Creek - Site 214 - 21IOWA-16700005 (Stream)
- Little Floyd River - 21IOWA-16710001 (Stream)
- Mill Creek - 21IOWA-16710002 (Stream)
- Floyd River - Sanborn - REMAP # 67 - 21IOWA-16710003 (Stream)
- Unn.Trib. E. Nishnabotna - 21IOWA-16730001 (Stream)
- West Tarkio Creek - Essex # 106 - 21IOWA-16730002 (Stream)
- West Tarkio Creek - Coin # 123 - 21IOWA-16730003 (Stream)
- West Nodaway River - Site 204 - 21IOWA-16730004 (Stream)
- Broken Kettle Creek - 21IOWA-16750001 (Stream)
- Johns Creek - Kingsley # 113 - 21IOWA-16750002 (Stream)
- Floyd River - Le Mars # 122 - 21IOWA-16750003 (Stream)
- Perry Creek - Hinton # 130 - 21IOWA-16750004 (Stream)
- West Branch Floyd River - Site 211 - 21IOWA-16750005 (Stream)
- North Branch Lizard Creek - Havelock # - 21IOWA-16760001 (Stream)
- Des Moines River - West Bend # 177 - 21IOWA-16760002 (Stream)
- Four Mile Creek - Site 216 - 21IOWA-16770001 (Stream)
- Keg Creek - 21IOWA-16780001 (Stream)
- Boyer River - Missouri Valley - REMAP # 74 - 21IOWA-16780002 (Stream)
- West Nishnabotna Rvr. - Oakland - REMAP # 97 - 21IOWA-16780003 (Stream)
- Mosquito Creek - Underwood # 105 - 21IOWA-16780005 (Stream)
- Pony Creek - Council Bluffs # 150 - 21IOWA-16780006 (Stream)
- Bear Creek - 21IOWA-16790001 (Stream)
- Walnut Creek - Belle Plaine - REMAP # 73 - 21IOWA-16790002 (Stream)
- Little Bear Creek - Brooklyn # - 21IOWA-16790003 (Stream)
- Gooseberry Creek - Mt. Ayr - REMAP # 89 - 21IOWA-16800001 (Stream)
- Middle Fork Grand Rvr. - Mount Ayr # 11 - 21IOWA-16800002 (Stream)
- Lotts Creek - Site 212 - 21IOWA-16800003 (Stream)
- Boyer River - Early - REMAP # 83 - 21IOWA-16810001 (Stream)
- Odebolt Creek - Odebolt - REMAP #251 - 21IOWA-16810002 (Stream)
- North Raccoon River - Sac City # 111 - 21IOWA-16810003 (Stream)
- Boyer River - Schaller # 120 - 21IOWA-16810004 (Stream)
- North Raccoon River - Auburn # 164 - 21IOWA-16810005 (Stream)
- Boyer River - Wall Lake # 181 - 21IOWA-16810006 (Stream)
- Duck Creek - 21IOWA-16820001 (Stream)
- Mosquito Creek - 21IOWA-16830001 (Stream)
- West Nishnabotna River - Irwin - REMAP # 60 - 21IOWA-16830002 (Stream)
- Unn.Trib. Indian Creek - Elkhorn - REMAP # 230 - 21IOWA-16830003 (Stream)
- East Branch West Nishnabotna River - Harlan - 21IOWA-16830004 (Stream)
- Unn.Trib. West Nishnabotna R.- Irwin # 149 - 21IOWA-16830005 (Stream)
- Floyd River - Afton - REMAP # 85 - 21IOWA-16840001 (Stream)
- Rock River - Rock Valley - REMAP # 244 - 21IOWA-16840002 (Stream)
- Dry Creek - Hawarden # 103 - 21IOWA-16840003 (Stream)
- Deep Creek - Granville # 260 - 21IOWA-16840004 (Stream)
- Dry Creek - Sioux Center # 144 - 21IOWA-16840005 (Stream)
- Floyd River - Site 225 - 21IOWA-16840006 (Stream)
- Dry Creek - Site 219 - 21IOWA-16840007 (Stream)
- Squaw Creek - 21IOWA-16850001 (Stream)
- Little Wolf Creek - Gladbrook # 232 - 21IOWA-16860002 (Stream)
- East Nodaway River - Nodaway # 115 - 21IOWA-16870001 (Stream)
- Sand Creek - Arispe - REMAP # 231 - 21IOWA-16880002 (Stream)
- Honey Creek - Bonaparte - REMAP # 72 - 21IOWA-16890001 (Stream)
- Fox River - Mount Sterling # 161 - 21IOWA-16890002 (Stream)
- Middle Avery Creek - 21IOWA-16900001 (Stream)
- Bear Creek - Ottumwa # 171 - 21IOWA-16900003 (Stream)
- North River - 21IOWA-16910001 (Stream)
- Middle River - REMAP #239 - 21IOWA-16910002 (Stream)
- Crooked Creek - Crawfordsville # 184 - 21IOWA-16920001 (Stream)
- Wolf Creek - Millerton # 170 - 21IOWA-16930002 (Stream)
- Unn.Trib. East Fork Medicine Cr. - Allerton # - 21IOWA-16930003 (Stream)
- Lizard Creek - Barnum - REMAP # 99 - 21IOWA-16940001 (Stream)
- Deer Creek - Clare # 140 - 21IOWA-16940002 (Stream)
- Des Moines River - Site 221 - 21IOWA-16940003 (Stream)
- Beaver Creek - Lake Mills - REMAP # 84 - 21IOWA-16950001 (Stream)
- Little Buffalo Creek - Thompson # 121 - 21IOWA-16950002 (Stream)
- Winnebago River - UWW5 - 21IOWA-16950004 (Stream)
- Pike Run - UWW13 - 21IOWA-16950005 (Stream)
- East Pine Creek - Burr Oak - REMAP # 80 - 21IOWA-16960001 (Stream)
- Middle Bear Creek - Highlandville - REMAP # 249 - 21IOWA-16960002 (Stream)
- Yellow River - Castalia # 253 - 21IOWA-16960003 (Stream)
- Ten Mile Creek. - Decorah # 169 - 21IOWA-16960004 (Stream)
- Trout Run Creek - Decorah # 178 - 21IOWA-16960005 (Stream)
- Upper Iowa River - Site 213 - 21IOWA-16960006 (Stream)
- Unn.Trib. Little Sioux River - Anthon - REMAP # 23 - 21IOWA-16970001 (Stream)
- W.Frk.Little Sioux R. - Bronson # 173 - 21IOWA-16970002 (Stream)
- Shell Rock River - 21IOWA-16980001 (Stream)
- Beaver Creek - UWW8 - 21IOWA-16980002 (Stream)
- Ditch No. 46 - 21IOWA-16990001 (Stream)
- Boone River - Renwick - REMAP # 91 - 21IOWA-16990003 (Stream)
- Otter Creek - Goldfield # 132 - 21IOWA-16990004 (Stream)
- Morman Trail Park Beach - 21IOWA-21010001 (Lake, Reservoir, Impoundment)
- Lake Icaria Recreation Area Beach - 21IOWA-21020001 (Lake, Reservoir, Impoundment)
- Littlefield Recreation Area Beach - 21IOWA-21050001 (Lake, Reservoir, Impoundment)
- George Wyth Beach (George Wyth Memorial State Park) - 21IOWA-21070001 (Lake, Reservoir, Impoundment)
- Don Williams Park Beach - 21IOWA-21080001 (Lake, Reservoir, Impoundment)
- Avenue of the Saints Lake Beach - 21IOWA-21090001 (Lake, Reservoir, Impoundment)
- Gabrielson Park Beach - 21IOWA-21110001 (Lake, Reservoir, Impoundment)
- Struchler Pit Beach - 21IOWA-21110002 (Lake, Reservoir, Impoundment)
- Marathon Pit Beach - 21IOWA-21110003 (Lake, Reservoir, Impoundment)
- Awaysis Beach - 21IOWA-21110004 (Lake, Reservoir, Impoundment)
- North Twin Lake West Beach - 21IOWA-21130001 (Lake, Reservoir, Impoundment)
- North Twin Lake East Beach - 21IOWA-21130002 (Lake, Reservoir, Impoundment)
- Treman Park Beach - 21IOWA-21130003 (Lake, Reservoir, Impoundment)
- Swan Lake State Park Beach - 21IOWA-21140001 (Lake, Reservoir, Impoundment)
- Lake Anita Beach (Lake Anita State Park) - 21IOWA-21150001 (Lake, Reservoir, Impoundment)
- Cold Springs Park Beach - 21IOWA-21150002 (Lake, Reservoir, Impoundment)
- Clear Lake State Park Beach (Clear Lake State Park) - 21IOWA-21170001 (Lake, Reservoir, Impoundment)
- McIntosh Beach (McIntosh Woods State Park) - 21IOWA-21170002 (Lake, Reservoir, Impoundment)
- Clear Lake City Beach - 21IOWA-21170003 (Lake, Reservoir, Impoundment)
- Airport Lake Beach - 21IOWA-21190001 (Lake, Reservoir, Impoundment)
- Split Rock Park Beach - 21IOWA-21190002 (Lake, Reservoir, Impoundment)
- Malone Park Beach - 21IOWA-21230001 (Lake, Reservoir, Impoundment)
- Nelson Park Beach - 21IOWA-21240001 (Lake, Reservoir, Impoundment)
- Yellow Smoke Park Beach - 21IOWA-21240002 (Lake, Reservoir, Impoundment)
- Lake Wapello Beach (Lake Wapello State Park) - 21IOWA-21260001 (Lake, Reservoir, Impoundment)
- Nine Eagles Beach (Nine Eagles State Park) - 21IOWA-21270001 (Lake, Reservoir, Impoundment)
- Little River Recreation Area Beach - 21IOWA-21270002 (Lake, Reservoir, Impoundment)
- Backbone Beach (Backbone State Park) - 21IOWA-21280001 (Lake, Reservoir, Impoundment)
- Gull Point Beach (Gull Point State Park) - 21IOWA-21300001 (Lake, Reservoir, Impoundment)
- Pikes Point Beach (Pikes Point State Park) - 21IOWA-21300002 (Lake, Reservoir, Impoundment)
- Triboji Beach (Triboji Beach State Park) - 21IOWA-21300003 (Lake, Reservoir, Impoundment)
- Emerson Bay Beach (Emerson Bay Recreation Area) - 21IOWA-21300004 (Lake, Reservoir, Impoundment)
- Crandall's Beach (Crandall's Beach) - 21IOWA-21300005 (Lake, Reservoir, Impoundment)
- Marble Beach (Marble Beach State Park) - 21IOWA-21300006 (Lake, Reservoir, Impoundment)
- Orleans Beach Area Beach - 21IOWA-21300007 (Lake, Reservoir, Impoundment)
- Beeds Lake Beach (Beeds Lake State Park) - 21IOWA-21350001 (Lake, Reservoir, Impoundment)
- Beeds Lake - Alternate Beach Site #1 - 21IOWA-21350002 (Lake, Reservoir, Impoundment)
- Beeds Lake - Alternate Beach Site #2 - 21IOWA-21350003 (Lake, Reservoir, Impoundment)
- Spring Lake Park - 21IOWA-21370001 (Lake, Reservoir, Impoundment)
- Springbrook Beach (Springbrook State Park) - 21IOWA-21390001 (Lake, Reservoir, Impoundment)
- Briggs Woods Park & Golf Course Beach - 21IOWA-21400001 (Lake, Reservoir, Impoundment)
- Crystal Lake Park Beach - 21IOWA-21410001 (Lake, Reservoir, Impoundment)
- Eldred-Sherwood Recreation Area Beach - 21IOWA-21410002 (Lake, Reservoir, Impoundment)
- Pine Lake South Beach (Pine Lake State Park) - 21IOWA-21420001 (Lake, Reservoir, Impoundment)
- Willow Lake Recreation Area Beach - 21IOWA-21430001 (Lake, Reservoir, Impoundment)
- Geode Lake Beach (Geode State Park) - 21IOWA-21440001 (Lake, Reservoir, Impoundment)
- Lake Iowa Park Beach - 21IOWA-21480001 (Lake, Reservoir, Impoundment)
- Rock Creek Beach (Rock Creek State Park) - 21IOWA-21500001 (Lake, Reservoir, Impoundment)
- Fairfield Waterworks Park Beach - 21IOWA-21510001 (Lake, Reservoir, Impoundment)
- Lake Macbride Beach (Lake Macbride State Park) - 21IOWA-21520001 (Lake, Reservoir, Impoundment)
- Central Park Beach - 21IOWA-21530001 (Lake, Reservoir, Impoundment)
- Belva-Deer Recreation Area Beach - 21IOWA-21540001 (Lake, Reservoir, Impoundment)
- Pollmiller Park Beach - 21IOWA-21560001 (Lake, Reservoir, Impoundment)
- Pleasant Creek Beach (Pleasant Creek State Park) - 21IOWA-21570001 (Lake, Reservoir, Impoundment)
- Red Haw Beach (Red Haw State Park) - 21IOWA-21590001 (Lake, Reservoir, Impoundment)
- Lake Pahoja Recreation Area Beach - 21IOWA-21600001 (Lake, Reservoir, Impoundment)
- Lake Keomah Beach (Lake Keomah State Park) - 21IOWA-21620001 (Lake, Reservoir, Impoundment)
- Blue Lake Beach (Lewis & Clark State Park) - 21IOWA-21670001 (Lake, Reservoir, Impoundment)
- Oldham Recreation Area Beach - 21IOWA-21670002 (Lake, Reservoir, Impoundment)
- Viking Lake Beach (Viking Lake State Park) - 21IOWA-21690001 (Lake, Reservoir, Impoundment)
- Ocheyedan Pits Recreation Area Beach - 21IOWA-21720001 (Lake, Reservoir, Impoundment)
- Ashton Park Beach - 21IOWA-21720002 (Lake, Reservoir, Impoundment)
- Lost Island - Huston Park Beach - 21IOWA-21740001 (Lake, Reservoir, Impoundment)
- Hillview Recreation Area Beach - 21IOWA-21750001 (Lake, Reservoir, Impoundment)
- Meredith Park Beach - 21IOWA-21760001 (Lake, Reservoir, Impoundment)
- Big Creek Beach (Big Creek State Park) - 21IOWA-21770001 (Lake, Reservoir, Impoundment)
- Easter Lake Park Beach - 21IOWA-21770002 (Lake, Reservoir, Impoundment)
- Grays Lake Beach - 21IOWA-21770003 (Lake, Reservoir, Impoundment)
- Lake Manawa Beach (Lake Manawa State Park) - 21IOWA-21780001 (Lake, Reservoir, Impoundment)
- Black Hawk Beach (Black Hawk State Park) - 21IOWA-21810001 (Lake, Reservoir, Impoundment)
- Black Hawk Campground Beach (Black Hawk St. Park) - 21IOWA-21810002 (Lake, Reservoir, Impoundment)
- Lake View City Beach - 21IOWA-21810003 (Lake, Reservoir, Impoundment)
- West Lake Park Beach - 21IOWA-21820001 (Lake, Reservoir, Impoundment)
- Prairie Rose Beach (Prairie Rose State Park) - 21IOWA-21830001 (Lake, Reservoir, Impoundment)
- Hickory Grove Park Beach - 21IOWA-21850001 (Lake, Reservoir, Impoundment)
- Peterson Park Beach - 21IOWA-21850002 (Lake, Reservoir, Impoundment)
- Union Grove Beach (Union Grove State Park) - 21IOWA-21860001 (Lake, Reservoir, Impoundment)
- Lake of Three Fires Beach (Lake of Three Fires State Park) - 21IOWA-21870001 (Lake, Reservoir, Impoundment)
- Green Valley Beach (Green Valley State Park) - 21IOWA-21880001 (Lake, Reservoir, Impoundment)
- Lacey-Keosauqua Beach (Lacey - Keosauqua State Park) - 21IOWA-21890001 (Lake, Reservoir, Impoundment)
- Lake Ahquabi Beach (Lake Ahquabi State Park) - 21IOWA-21910001 (Lake, Reservoir, Impoundment)
- Lake Darling Beach (Lake Darling State Park) - 21IOWA-21920001 (Lake, Reservoir, Impoundment)
- Bob White Beach - 21IOWA-21930001 (Lake, Reservoir, Impoundment)
- Brushy Creek (Brushy Creek Recreation Area) - 21IOWA-21940001 (Lake, Reservoir, Impoundment)
- Little Sioux Park Beach - 21IOWA-21970001 (Lake, Reservoir, Impoundment)
- Brown's Lake Park Beach - 21IOWA-21970002 (Lake, Reservoir, Impoundment)
- Lake Cornelia Park Beach - 21IOWA-21990001 (Lake, Reservoir, Impoundment)
- Greenfield Lake - 21IOWA-22010001 (Lake, Reservoir, Impoundment)
- Lake Orient - 21IOWA-22010002 (Lake, Reservoir, Impoundment)
- Meadow Lake - 21IOWA-22010003 (Lake, Reservoir, Impoundment)
- Mormon Trail Lake - 21IOWA-22010004 (Lake, Reservoir, Impoundment)
- Lake Icaria - 21IOWA-22020001 (Lake, Reservoir, Impoundment)
- Rathbun Lake - 21IOWA-22040001 (Lake, Reservoir, Impoundment)
- Littlefield Lake (maximum water depth) - 21IOWA-22050001 (Lake, Reservoir, Impoundment)
- Littlefield Lake (mean water depth) - 21IOWA-22050002 (Lake, Reservoir, Impoundment)
- Littlefield Lake (shallow water depth) - 21IOWA-22050003 (Lake, Reservoir, Impoundment)
- Hannen Lake - 21IOWA-22060001 (Lake, Reservoir, Impoundment)
- Rodgers Lake - 21IOWA-22060002 (Lake, Reservoir, Impoundment)
- George Wyth Lake - 21IOWA-22070001 (Lake, Reservoir, Impoundment)
- Green Belt Lake - 21IOWA-22070002 (Lake, Reservoir, Impoundment)
- Meyers Lake - 21IOWA-22070003 (Lake, Reservoir, Impoundment)
- Mitchell Lake - 21IOWA-22070004 (Lake, Reservoir, Impoundment)
- South Prairie Lake - 21IOWA-22070005 (Lake, Reservoir, Impoundment)
- Don Williams Lake Surface Grab (1) - 21IOWA-22080001 (Lake, Reservoir, Impoundment)
- Don Williams Lake Mid-depth Grab (2) - 21IOWA-22080002 (Lake, Reservoir, Impoundment)
- Don Williams Lake Bottom Grab (3) - 21IOWA-22080003 (Lake, Reservoir, Impoundment)
- Don Williams Lake (maximum water depth) - 21IOWA-22080004 (Lake, Reservoir, Impoundment)
- Don Williams Lake (mean water depth) - 21IOWA-22080005 (Lake, Reservoir, Impoundment)
- Don Williams Lake (shallow water depth) - 21IOWA-22080006 (Lake, Reservoir, Impoundment)
- Avenue of the Saints Lake - 21IOWA-22090001 (Lake, Reservoir, Impoundment)
- Storm Lake Max Depth - 21IOWA-22110001 (Lake, Reservoir, Impoundment)
- North Twin Lake (maximum water depth) - 21IOWA-22130001 (Lake, Reservoir, Impoundment)
- North Twin Lake (mean water depth) - 21IOWA-22130002 (Lake, Reservoir, Impoundment)
- North Twin Lake (shallow water depth) - 21IOWA-22130003 (Lake, Reservoir, Impoundment)
- Swan Lake Max Depth - 21IOWA-22140001 (Lake, Reservoir, Impoundment)
- Cold Springs Lake - 21IOWA-22150001 (Lake, Reservoir, Impoundment)
- Lake Anita - 21IOWA-22150002 (Lake, Reservoir, Impoundment)
- Clear Lake - 21IOWA-22170001 (Lake, Reservoir, Impoundment)
- Ventura Marsh - 21IOWA-22170002 (Lake, Reservoir, Impoundment)
- East Lake Osceola - 21IOWA-22200001 (Lake, Reservoir, Impoundment)
- West Lake Osceola - 21IOWA-22200002 (Lake, Reservoir, Impoundment)
- Trumbull Lake Max Depth - 21IOWA-22210001 (Lake, Reservoir, Impoundment)
- Nelson Lake - 21IOWA-22240001 (Lake, Reservoir, Impoundment)
- Yellow Smoke Lake - 21IOWA-22240002 (Lake, Reservoir, Impoundment)
- Beaver Lake - 21IOWA-22250001 (Lake, Reservoir, Impoundment)
- Lake Wapello - 21IOWA-22260001 (Lake, Reservoir, Impoundment)
- Little River Lake - 21IOWA-22270001 (Lake, Reservoir, Impoundment)
- Nine Eagles Lake - 21IOWA-22270002 (Lake, Reservoir, Impoundment)
- Slipbluff Lake - 21IOWA-22270003 (Lake, Reservoir, Impoundment)
- Silver Lake Max Depth - 21IOWA-22280001 (Lake, Reservoir, Impoundment)
- Lake Geode - 21IOWA-22290001 (Lake, Reservoir, Impoundment)
- Upper Gar Lake Surface Grab (1) - 21IOWA-22300001 (Lake, Reservoir, Impoundment)
- Upper Gar Lake Mid-depth Grab (2) - 21IOWA-22300002 (Lake, Reservoir, Impoundment)
- Upper Gar Lake Bottom Grab (3) - 21IOWA-22300003 (Lake, Reservoir, Impoundment)
- Lower Gar Lake Surface Grab (1) - 21IOWA-22300004 (Lake, Reservoir, Impoundment)
- Lower Gar Lake Mid-depth Grab (2) - 21IOWA-22300005 (Lake, Reservoir, Impoundment)
- Lower Gar Lake Bottom Grab (3) - 21IOWA-22300006 (Lake, Reservoir, Impoundment)
- Silver Lake Max Depth - 21IOWA-22300007 (Lake, Reservoir, Impoundment)
- East Okoboji Lake - 21IOWA-22300008 (Lake, Reservoir, Impoundment)
- West Okoboji Lake - 21IOWA-22300009 (Lake, Reservoir, Impoundment)
- Center Lake - 21IOWA-22300010 (Lake, Reservoir, Impoundment)
- Lake Minnewashta - 21IOWA-22300011 (Lake, Reservoir, Impoundment)
- Lower Gar Lake - 21IOWA-22300012 (Lake, Reservoir, Impoundment)
- Upper Gar Lake - 21IOWA-22300013 (Lake, Reservoir, Impoundment)
- Big Spirit Lake - 21IOWA-22300014 (Lake, Reservoir, Impoundment)
- Ingham Lake - 21IOWA-22320001 (Lake, Reservoir, Impoundment)
- Tuttle Lake - 21IOWA-22320002 (Lake, Reservoir, Impoundment)
- Volga Lake (maximum water depth) - 21IOWA-22330001 (Lake, Reservoir, Impoundment)
- Volga Lake (mean water depth) - 21IOWA-22330002 (Lake, Reservoir, Impoundment)
- Volga Lake (shallow water depth) - 21IOWA-22330003 (Lake, Reservoir, Impoundment)
- Beeds Lake - 21IOWA-22350001 (Lake, Reservoir, Impoundment)
- Spring Lake Max Depth - 21IOWA-22370001 (Lake, Reservoir, Impoundment)
- Springbrook Lake - 21IOWA-22390001 (Lake, Reservoir, Impoundment)
- Little Wall Lake (maximum water depth) - 21IOWA-22400001 (Lake, Reservoir, Impoundment)
- Little Wall Lake (mean water depth) - 21IOWA-22400002 (Lake, Reservoir, Impoundment)
- Little Wall Lake (shallow water depth) - 21IOWA-22400003 (Lake, Reservoir, Impoundment)
- Briggs Woods Lake - 21IOWA-22400004 (Lake, Reservoir, Impoundment)
- Crystal Lake Max Depth - 21IOWA-22410001 (Lake, Reservoir, Impoundment)
- Eldred Sherwood Lake - 21IOWA-22410002 (Lake, Reservoir, Impoundment)
- Lower Pine Lake - 21IOWA-22420001 (Lake, Reservoir, Impoundment)
- Upper Pine Lake - 21IOWA-22420002 (Lake, Reservoir, Impoundment)
- DeSoto Bend Lake - 21IOWA-22430001 (Lake, Reservoir, Impoundment)
- Willow Lake - 21IOWA-22430002 (Lake, Reservoir, Impoundment)
- Lake Hendricks - 21IOWA-22450001 (Lake, Reservoir, Impoundment)
- Crawford Creek Lake - 21IOWA-22470001 (Lake, Reservoir, Impoundment)
- Moorehead Lake - 21IOWA-22470002 (Lake, Reservoir, Impoundment)
- Lake Iowa - 21IOWA-22480001 (Lake, Reservoir, Impoundment)
- Rock Creek Max Depth - 21IOWA-22500001 (Lake, Reservoir, Impoundment)
- Mariposa Lake - 21IOWA-22500002 (Lake, Reservoir, Impoundment)
- Lake Macbride (maximum water depth) - 21IOWA-22520001 (Lake, Reservoir, Impoundment)
- Lake Macbride (mean water depth) - 21IOWA-22520002 (Lake, Reservoir, Impoundment)
- Lake Macbride (shallow water depth) - 21IOWA-22520003 (Lake, Reservoir, Impoundment)
- Coralville Reservoir - 21IOWA-22520004 (Lake, Reservoir, Impoundment)
- Kent Park Lake - 21IOWA-22520005 (Lake, Reservoir, Impoundment)
- Lake Macbride near Cottage Grove - 21IOWA-22520006 (Lake, Reservoir, Impoundment)
- Lake Macbride near campground - 21IOWA-22520007 (Lake, Reservoir, Impoundment)
- Central Park Lake - 21IOWA-22530001 (Lake, Reservoir, Impoundment)
- Lake Belva Deer - 21IOWA-22540001 (Lake, Reservoir, Impoundment)
- Smith Lake - 21IOWA-22550001 (Lake, Reservoir, Impoundment)
- Poll Miller Park Lake - 21IOWA-22560001 (Lake, Reservoir, Impoundment)
- Pleasant Creek Lake - 21IOWA-22570001 (Lake, Reservoir, Impoundment)
- Williamson Pond Max Depth - 21IOWA-22590001 (Lake, Reservoir, Impoundment)
- Red Haw Lake - 21IOWA-22590002 (Lake, Reservoir, Impoundment)
- Lake Pajoha - 21IOWA-22600001 (Lake, Reservoir, Impoundment)
- Badger Creek Lake Surface Grab (1) - 21IOWA-22610001 (Lake, Reservoir, Impoundment)
- Badger Creek Lake Mid-depth Grab (2) - 21IOWA-22610002 (Lake, Reservoir, Impoundment)
- Badger Creek Lake Bottom Grab (3) - 21IOWA-22610003 (Lake, Reservoir, Impoundment)
- Badger Creek Max Depth - 21IOWA-22610004 (Lake, Reservoir, Impoundment)
- Hawthorne Lake - 21IOWA-22620001 (Lake, Reservoir, Impoundment)
- Lake Keomah - 21IOWA-22620002 (Lake, Reservoir, Impoundment)
- White Oak Lake - 21IOWA-22620003 (Lake, Reservoir, Impoundment)
- Red Rock Reservoir - 21IOWA-22630001 (Lake, Reservoir, Impoundment)
- Roberts Creek Lake - 21IOWA-22630002 (Lake, Reservoir, Impoundment)
- Green Castle Lake - 21IOWA-22640001 (Lake, Reservoir, Impoundment)
- Oldham Lake - 21IOWA-22670001 (Lake, Reservoir, Impoundment)
- Blue Lake - 21IOWA-22670002 (Lake, Reservoir, Impoundment)
- Lake Miami Max Depth - 21IOWA-22680001 (Lake, Reservoir, Impoundment)
- Viking Lake - 21IOWA-22690001 (Lake, Reservoir, Impoundment)
- Mill Creek Lake - 21IOWA-22710001 (Lake, Reservoir, Impoundment)
- Dog Creek Lake - 21IOWA-22710002 (Lake, Reservoir, Impoundment)
- Pierce Creek Lake - 21IOWA-22730001 (Lake, Reservoir, Impoundment)
- Five Island Lake - 21IOWA-22740001 (Lake, Reservoir, Impoundment)
- Lost Island Lake - 21IOWA-22740002 (Lake, Reservoir, Impoundment)
- Silver Lake (Palo Alto County) - 21IOWA-22740003 (Lake, Reservoir, Impoundment)
- Easter Lake (maximum water depth) - 21IOWA-22770001 (Lake, Reservoir, Impoundment)
- Easter Lake (mean water depth) - 21IOWA-22770002 (Lake, Reservoir, Impoundment)
- Easter Lake (shallow water depth) - 21IOWA-22770003 (Lake, Reservoir, Impoundment)
- Big Creek - 21IOWA-22770004 (Lake, Reservoir, Impoundment)
- Saylorville Reservoir - 21IOWA-22770005 (Lake, Reservoir, Impoundment)
- Carter Lake Max Depth - 21IOWA-22780001 (Lake, Reservoir, Impoundment)
- Arrowhead Lake (Pottawatamie) - 21IOWA-22780002 (Lake, Reservoir, Impoundment)
- Lake Manawa - 21IOWA-22780003 (Lake, Reservoir, Impoundment)
- Arbor Lake Surface Grab (8) - 21IOWA-22790001 (Lake, Reservoir, Impoundment)
- Arbor Lake Mid-depth Grab (9) - 21IOWA-22790002 (Lake, Reservoir, Impoundment)
- Arbor Lake Bottom Grab (10) - 21IOWA-22790003 (Lake, Reservoir, Impoundment)
- Arbor Lake Max Depth - 21IOWA-22790004 (Lake, Reservoir, Impoundment)
- Diamond Lake - 21IOWA-22790005 (Lake, Reservoir, Impoundment)
- Fogle Lake - 21IOWA-22800001 (Lake, Reservoir, Impoundment)
- Arrowhead Lake (Sac) - 21IOWA-22810001 (Lake, Reservoir, Impoundment)
- Black Hawk Lake - 21IOWA-22810002 (Lake, Reservoir, Impoundment)
- Black Hawk Lake West Arm - 21IOWA-22810003 (Lake, Reservoir, Impoundment)
- Black Hawk Lake Open Bay - 21IOWA-22810004 (Lake, Reservoir, Impoundment)
- Lake of the Hills - 21IOWA-22820001 (Lake, Reservoir, Impoundment)
- Manteno Lake - 21IOWA-22830001 (Lake, Reservoir, Impoundment)
- Prairie Rose Lake - 21IOWA-22830002 (Lake, Reservoir, Impoundment)
- Hickory Grove Lake (maximum water depth) - 21IOWA-22850001 (Lake, Reservoir, Impoundment)
- Hickory Grove Lake (mean water depth) - 21IOWA-22850002 (Lake, Reservoir, Impoundment)
- Hickory Grove Lake (shallow water depth) - 21IOWA-22850003 (Lake, Reservoir, Impoundment)
- Casey Lake - 21IOWA-22860001 (Lake, Reservoir, Impoundment)
- Otter Creek Lake - 21IOWA-22860002 (Lake, Reservoir, Impoundment)
- Union Grove Lake - 21IOWA-22860003 (Lake, Reservoir, Impoundment)
- Lake of Three Fires Max Depth - 21IOWA-22870001 (Lake, Reservoir, Impoundment)
- Wilson Lake - 21IOWA-22870002 (Lake, Reservoir, Impoundment)
- Windmill Lake - 21IOWA-22870003 (Lake, Reservoir, Impoundment)
- Green Valley Lake - 21IOWA-22880001 (Lake, Reservoir, Impoundment)
- Thayer Lake - 21IOWA-22880002 (Lake, Reservoir, Impoundment)
- Three Mile Lake - 21IOWA-22880003 (Lake, Reservoir, Impoundment)
- Twelve Mile Lake - 21IOWA-22880004 (Lake, Reservoir, Impoundment)
- Summit Lake - 21IOWA-22880005 (Lake, Reservoir, Impoundment)
- Indian Lake (maximum water depth) - 21IOWA-22890001 (Lake, Reservoir, Impoundment)
- Indian Lake (mean water depth) - 21IOWA-22890002 (Lake, Reservoir, Impoundment)
- Indian Lake (shallow water depth) - 21IOWA-22890003 (Lake, Reservoir, Impoundment)
- Lacey Keosauqua Lake - 21IOWA-22890004 (Lake, Reservoir, Impoundment)
- Lake Sugema - 21IOWA-22890005 (Lake, Reservoir, Impoundment)
- Ottumwa Lagoon Max Depth - 21IOWA-22900001 (Lake, Reservoir, Impoundment)
- Hooper Pond Lake - 21IOWA-22910001 (Lake, Reservoir, Impoundment)
- Lake Ahquabi - 21IOWA-22910002 (Lake, Reservoir, Impoundment)
- Lake Darling Surface Grab (6) - 21IOWA-22920001 (Lake, Reservoir, Impoundment)
- Lake Darling Mid-depth Grab (7) - 21IOWA-22920002 (Lake, Reservoir, Impoundment)
- Lake Darling Bottom Grab (8) - 21IOWA-22920003 (Lake, Reservoir, Impoundment)
- Lake Darling Max Depth - 21IOWA-22920004 (Lake, Reservoir, Impoundment)
- Bob White Lake - 21IOWA-22930001 (Lake, Reservoir, Impoundment)
- Badger Lake - 21IOWA-22940001 (Lake, Reservoir, Impoundment)
- Brushy Creek Lake - 21IOWA-22940002 (Lake, Reservoir, Impoundment)
- Lake Meyer Surface Grab (4) - 21IOWA-22960001 (Lake, Reservoir, Impoundment)
- Lake Meyer Mid-depth Grab (5) - 21IOWA-22960002 (Lake, Reservoir, Impoundment)
- Lake Meyer Bottom Grab (6) - 21IOWA-22960003 (Lake, Reservoir, Impoundment)
- Lake Meyer (maximum water depth) - 21IOWA-22960004 (Lake, Reservoir, Impoundment)
- Lake Meyer (mean water depth) - 21IOWA-22960005 (Lake, Reservoir, Impoundment)
- Lake Meyer (shallow water depth) - 21IOWA-22960006 (Lake, Reservoir, Impoundment)
- Browns Lake - 21IOWA-22970001 (Lake, Reservoir, Impoundment)
- Little Sioux Park Lake - 21IOWA-22970002 (Lake, Reservoir, Impoundment)
- Silver Lake (Worth County) - 21IOWA-22980001 (Lake, Reservoir, Impoundment)
- Lake Cornelia (maximum water depth) - 21IOWA-22990001 (Lake, Reservoir, Impoundment)
- Lake Cornelia (mean water depth) - 21IOWA-22990002 (Lake, Reservoir, Impoundment)
- Lake Cornelia (shallow water depth) - 21IOWA-22990003 (Lake, Reservoir, Impoundment)
- IAW05562-042 - 21IOWA-23170001 (Wetland)
- IAW05562-054 - 21IOWA-23170002 (Wetland)
- IAW05562-058 - 21IOWA-23170003 (Wetland)
- IAW05562-074 - 21IOWA-23170004 (Wetland)
- IAW05562-088 - 21IOWA-23170005 (Wetland)
- IAW05562-090 - 21IOWA-23170006 (Wetland)
- IAW05562-096 - 21IOWA-23170007 (Wetland)
- IAW05562-205 - 21IOWA-23170008 (Wetland)
- IAW05562-206 - 21IOWA-23170009 (Wetland)
- IAW05562-203 - 21IOWA-23170010 (Wetland)
- IAW05562-005 - 21IOWA-23320001 (Wetland)
- IAW05562-009 - 21IOWA-23320002 (Wetland)
- IAW05562-021 - 21IOWA-23320003 (Wetland)
- IAW05562-037 - 21IOWA-23320004 (Wetland)
- IAW05562-045 - 21IOWA-23320005 (Wetland)
- IAW05562-053 - 21IOWA-23320006 (Wetland)
- IAW05562-069 - 21IOWA-23320007 (Wetland)
- IAW05562-073 - 21IOWA-23320008 (Wetland)
- IAW05562-085 - 21IOWA-23320009 (Wetland)
- IAW05562-097 - 21IOWA-23320010 (Wetland)
- IAW05562-204 - 21IOWA-23320011 (Wetland)
- IAW05562-026 - 21IOWA-23410001 (Wetland)
- IAW05562-038 - 21IOWA-23410002 (Wetland)
- IAW05562-040 - 21IOWA-23410003 (Wetland)
- IAW05562-070 - 21IOWA-23410004 (Wetland)
- IAW05562-207 - 21IOWA-23410005 (Wetland)
- IAW05562-002 - 21IOWA-23550001 (Wetland)
- IAW05562-006 - 21IOWA-23550002 (Wetland)
- IAW05562-023 - 21IOWA-23550003 (Wetland)
- IAW05562-034 - 21IOWA-23550004 (Wetland)
- IAW05562-050 - 21IOWA-23550005 (Wetland)
- IAW05562-051 - 21IOWA-23550006 (Wetland)
- IAW05562-055 - 21IOWA-23550007 (Wetland)
- IAW05562-061 - 21IOWA-23550008 (Wetland)
- IAW05562-071 - 21IOWA-23550009 (Wetland)
- IAW05562-081 - 21IOWA-23550010 (Wetland)
- IAW05562-082 - 21IOWA-23550011 (Wetland)
- IAW05562-098 - 21IOWA-23550012 (Wetland)
- IAW05562-008 - 21IOWA-23950001 (Wetland)
- IAW05562-012 - 21IOWA-23950002 (Wetland)
- IAW05562-020 - 21IOWA-23950003 (Wetland)
- IAW05562-024 - 21IOWA-23950004 (Wetland)
- IAW05562-028 - 21IOWA-23950005 (Wetland)
- IAW05562-031 - 21IOWA-23950006 (Wetland)
- IAW05562-036 - 21IOWA-23950007 (Wetland)
- IAW05562-043 - 21IOWA-23950008 (Wetland)
- IAW05562-044 - 21IOWA-23950009 (Wetland)
- IAW05562-052 - 21IOWA-23950010 (Wetland)
- IAW05562-059 - 21IOWA-23950011 (Wetland)
- IAW05562-068 - 21IOWA-23950012 (Wetland)
- IAW05562-072 - 21IOWA-23950013 (Wetland)
- IAW05562-075 - 21IOWA-23950014 (Wetland)
- IAW05562-076 - 21IOWA-23950015 (Wetland)
- IAW05562-079 - 21IOWA-23950016 (Wetland)
- IAW05562-084 - 21IOWA-23950017 (Wetland)
- IAW05562-200 - 21IOWA-23950018 (Wetland)
- IAW05562-201 - 21IOWA-23950019 (Wetland)
- IAW05562-202 - 21IOWA-23950020 (Wetland)
- IAW05562-016 - 21IOWA-23980001 (Wetland)
- IAW05562-032 - 21IOWA-23980002 (Wetland)
- Croskey's - 21IOWA-25280001 (Lake, Reservoir, Impoundment)
- Freddy's Beach - 21IOWA-25280002 (Lake, Reservoir, Impoundment)
- Camp O' Delhi - 21IOWA-25280003 (Lake, Reservoir, Impoundment)
- Lost Beach - 21IOWA-25280004 (Lake, Reservoir, Impoundment)
- Little Spirit Lake - 21IOWA-270630001 (Lake, Reservoir, Impoundment)
- Greenfield Lake-Adair-1 - 21IOWA-29010001 (Lake, Reservoir, Impoundment)
- Morman Trail Lake-Adair-2 - 21IOWA-29010002 (Lake, Reservoir, Impoundment)
- Meadow Lake-Adair-3 - 21IOWA-29010003 (Lake, Reservoir, Impoundment)
- Greenfield Lake-Adair-4 - 21IOWA-29010004 (Lake, Reservoir, Impoundment)
- Greenfield Lake-Adair-5 - 21IOWA-29010005 (Lake, Reservoir, Impoundment)
- Greenfield Lake-Adair-6 - 21IOWA-29010006 (Lake, Reservoir, Impoundment)
- Meadow Lake-Adair-7 - 21IOWA-29010007 (Lake, Reservoir, Impoundment)
- Meadow Lake-Adair-8 - 21IOWA-29010008 (Lake, Reservoir, Impoundment)
- Meadow Lake-Adair-9 - 21IOWA-29010009 (Lake, Reservoir, Impoundment)
- Mormon Trail Lake-Adair-10 - 21IOWA-29010010 (Lake, Reservoir, Impoundment)
- Mormon Trail Lake-Adair-11 - 21IOWA-29010011 (Lake, Reservoir, Impoundment)
- Mormon Trail Lake-Adair-12 - 21IOWA-29010012 (Lake, Reservoir, Impoundment)
- Rathbun Lake (uplake)-Appanoose-1 - 21IOWA-29040001 (Lake, Reservoir, Impoundment)
- Rathbun Lake (near outlet)-Appanoose-2 - 21IOWA-29040002 (Lake, Reservoir, Impoundment)
- Ave Of Saints (south)-Bremer-1 - 21IOWA-29090001 (Lake, Reservoir, Impoundment)
- Ave Of Saints (north)-Bremer-2 - 21IOWA-29090002 (Lake, Reservoir, Impoundment)
- Swan Lake-Carroll-1 - 21IOWA-29140001 (Lake, Reservoir, Impoundment)
- Swan Lake-Carroll-2 - 21IOWA-29140002 (Lake, Reservoir, Impoundment)
- Swan Lake-Carroll-3 - 21IOWA-29140003 (Lake, Reservoir, Impoundment)
- Swan Lake-Carroll-4 - 21IOWA-29140004 (Lake, Reservoir, Impoundment)
- Lake Anita-Cass-1 - 21IOWA-29150001 (Lake, Reservoir, Impoundment)
- Lake Anita-Cass-2 - 21IOWA-29150002 (Lake, Reservoir, Impoundment)
- Lake Anita-Cass-3 - 21IOWA-29150003 (Lake, Reservoir, Impoundment)
- Lake Anita-Cass-4 - 21IOWA-29150004 (Lake, Reservoir, Impoundment)
- Lake Anita-Cass-5 - 21IOWA-29150005 (Lake, Reservoir, Impoundment)
- Clear Lake West - 21IOWA-29170001 (Lake, Reservoir, Impoundment)
- Clear Lake Central - 21IOWA-29170002 (Lake, Reservoir, Impoundment)
- Clear Lake East - 21IOWA-29170003 (Lake, Reservoir, Impoundment)
- Ventura Marsh (west)-Cerro Gordo-1 - 21IOWA-29170004 (Lake, Reservoir, Impoundment)
- Bluebill Wildlife Pond-Cerro Gordo-1 - 21IOWA-29170005 (Lake, Reservoir, Impoundment)
- Fin And Feather-Cerro Gordo-1 - 21IOWA-29170006 (Lake, Reservoir, Impoundment)
- Scharnberg Pond-Clay-1 - 21IOWA-29210001 (Lake, Reservoir, Impoundment)
- Lake Wapello-Davis-1 - 21IOWA-29260001 (Lake, Reservoir, Impoundment)
- Lake Wapello-Davis-2 - 21IOWA-29260002 (Lake, Reservoir, Impoundment)
- Lake Wapello-Davis-3 - 21IOWA-29260003 (Lake, Reservoir, Impoundment)
- Lake Wapello-Davis-4 - 21IOWA-29260004 (Lake, Reservoir, Impoundment)
- Lake Wapello-Davis-5 - 21IOWA-29260005 (Lake, Reservoir, Impoundment)
- Silver Lake-Delaware-1 - 21IOWA-29280001 (Lake, Reservoir, Impoundment)
- Silver Lake-Delaware-2 - 21IOWA-29280002 (Lake, Reservoir, Impoundment)
- Silver Lake-Delaware-3 - 21IOWA-29280003 (Lake, Reservoir, Impoundment)
- Silver Lake-Delaware-4 - 21IOWA-29280004 (Lake, Reservoir, Impoundment)
- Diamond Lake (north)-Dickinson-1 - 21IOWA-29300001 (Lake, Reservoir, Impoundment)
- Diamond Lake (center)-Dickinson-2 - 21IOWA-29300002 (Lake, Reservoir, Impoundment)
- Diamond Lake (south)-Dickinson-3 - 21IOWA-29300003 (Lake, Reservoir, Impoundment)
- Sunken Lake (center)-Dickinson-4 - 21IOWA-29300004 (Lake, Reservoir, Impoundment)
- Welch Lake (center)-Dickinson-5 - 21IOWA-29300005 (Lake, Reservoir, Impoundment)
- West Swan Lake (west)-Emmet-1 - 21IOWA-29320001 (Lake, Reservoir, Impoundment)
- West Swan Lake (center)-Emmet-2 - 21IOWA-29320002 (Lake, Reservoir, Impoundment)
- West Swan Lake (east)-Emmet-3 - 21IOWA-29320003 (Lake, Reservoir, Impoundment)
- Lake Geode-Henry-1 - 21IOWA-29440001 (Lake, Reservoir, Impoundment)
- Lake Hendricks-Howard-1 - 21IOWA-29450001 (Lake, Reservoir, Impoundment)
- Lake Hendricks-Howard-2 - 21IOWA-29450002 (Lake, Reservoir, Impoundment)
- Lake Hendricks-Howard-3 - 21IOWA-29450003 (Lake, Reservoir, Impoundment)
- Lake Hendricks-Howard-4 - 21IOWA-29450004 (Lake, Reservoir, Impoundment)
- Lake Belva Deer-Keokuk-1 - 21IOWA-29540001 (Lake, Reservoir, Impoundment)
- Smith Lake-Kossuth-1 - 21IOWA-29550001 (Lake, Reservoir, Impoundment)
- Smith Lake-Kossuth-2 - 21IOWA-29550002 (Lake, Reservoir, Impoundment)
- Smith Lake-Kossuth-3 - 21IOWA-29550003 (Lake, Reservoir, Impoundment)
- Smith Lake-Kossuth-4 - 21IOWA-29550004 (Lake, Reservoir, Impoundment)
- Pleasant Creek Lake-Linn-1 - 21IOWA-29570001 (Lake, Reservoir, Impoundment)
- Pleasant Creek Lake-Linn-2 - 21IOWA-29570002 (Lake, Reservoir, Impoundment)
- Pleasant Creek Lake-Linn-3 - 21IOWA-29570003 (Lake, Reservoir, Impoundment)
- Pleasant Creek Lake-Linn-4 - 21IOWA-29570004 (Lake, Reservoir, Impoundment)
- Pleasant Creek Lake-Linn-5 - 21IOWA-29570005 (Lake, Reservoir, Impoundment)
- Red Haw Lake-Lucas-1 - 21IOWA-29590001 (Lake, Reservoir, Impoundment)
- Red Haw Lake-Lucas-2 - 21IOWA-29590002 (Lake, Reservoir, Impoundment)
- Red Haw Lake-Lucas-3 - 21IOWA-29590003 (Lake, Reservoir, Impoundment)
- Red Haw Lake-Lucas-4 - 21IOWA-29590004 (Lake, Reservoir, Impoundment)
- Hawthorn Lake (dam site)-Mahaska-1 - 21IOWA-29620001 (Lake, Reservoir, Impoundment)
- Dog Creek Lake-Obrien-1 - 21IOWA-29710001 (Lake, Reservoir, Impoundment)
- Ocheyedan Pit-Osceola-1 - 21IOWA-29720001 (Lake, Reservoir, Impoundment)
- Willow Creek Pond-Osceola-2 - 21IOWA-29720002 (Lake, Reservoir, Impoundment)
- Virgin Lake (site 1)-Palo Alto-1 - 21IOWA-29740001 (Lake, Reservoir, Impoundment)
- Virgin Lake (site 4)-Palo Alto-2 - 21IOWA-29740002 (Lake, Reservoir, Impoundment)
- Lizard Lake (north)-Pocahontas-1 - 21IOWA-29760001 (Lake, Reservoir, Impoundment)
- Lizard Lake (south)-Pocahontas-2 - 21IOWA-29760002 (Lake, Reservoir, Impoundment)
- Little Clear Lake-Pocahontas-1 - 21IOWA-29760003 (Lake, Reservoir, Impoundment)
- Sunken Grove Lake-Pocahontas-1 - 21IOWA-29760004 (Lake, Reservoir, Impoundment)
- Lake Manawa (west)-Pottawattamie-1 - 21IOWA-29780001 (Lake, Reservoir, Impoundment)
- Lake Manawa (center)-Pottawattamie-2 - 21IOWA-29780002 (Lake, Reservoir, Impoundment)
- Lake Manawa (east)-Pottawattamie-3 - 21IOWA-29780003 (Lake, Reservoir, Impoundment)
- Lake Of Three Fires-Taylor-1 - 21IOWA-29870001 (Lake, Reservoir, Impoundment)
- Lake Of Three Fires-Taylor-2 - 21IOWA-29870002 (Lake, Reservoir, Impoundment)
- Lake Of Three Fires-Taylor-3 - 21IOWA-29870003 (Lake, Reservoir, Impoundment)
- Lake Of Three Fires-Taylor-4 - 21IOWA-29870004 (Lake, Reservoir, Impoundment)
- North Banner Lake (n1 surface)-Warren-1 - 21IOWA-29910001 (Lake, Reservoir, Impoundment)
- North Banner Lake (n1 subsurface)-Warren-2 - 21IOWA-29910002 (Lake, Reservoir, Impoundment)
- North Banner Lake (n2 surface)-Warren-3 - 21IOWA-29910003 (Lake, Reservoir, Impoundment)
- North Banner Lake (n2 subsurface)-Warren-4 - 21IOWA-29910004 (Lake, Reservoir, Impoundment)
- North Banner Lake (n3 surface)-Warren-5 - 21IOWA-29910005 (Lake, Reservoir, Impoundment)
- North Banner Lake (n3 subsurface)-Warren-6 - 21IOWA-29910006 (Lake, Reservoir, Impoundment)
- South Banner Lake (s1 surface)-Warren-7 - 21IOWA-29910007 (Lake, Reservoir, Impoundment)
- South Banner Lake (s1 subsurface)-Warren-8 - 21IOWA-29910008 (Lake, Reservoir, Impoundment)
- South Banner Lake (s2 surface)-Warren-9 - 21IOWA-29910009 (Lake, Reservoir, Impoundment)
- South Banner Lake (s2 subsurface)-Warren-10 - 21IOWA-29910010 (Lake, Reservoir, Impoundment)
- South Banner Lake (s3 surface)-Warren-11 - 21IOWA-29910011 (Lake, Reservoir, Impoundment)
- South Banner Lake (s3 subsurface)-Warren-12 - 21IOWA-29910012 (Lake, Reservoir, Impoundment)
- Lake Ahquabi (site 1)-Warren-13 - 21IOWA-29910013 (Lake, Reservoir, Impoundment)
- Lake Ahquabi (site 2)-Warren-14 - 21IOWA-29910014 (Lake, Reservoir, Impoundment)
- Lake Ahquabi (site 3)-Warren-15 - 21IOWA-29910015 (Lake, Reservoir, Impoundment)
- Lake Ahquabi-Warren-16 - 21IOWA-29910016 (Lake, Reservoir, Impoundment)
- Lake Ahquabi-Warren-17 - 21IOWA-29910017 (Lake, Reservoir, Impoundment)
- Lake Ahquabi-Warren-18 - 21IOWA-29910018 (Lake, Reservoir, Impoundment)
- Lake Ahquabi-Warren-19 - 21IOWA-29910019 (Lake, Reservoir, Impoundment)
- Lake Darling-Washington-1 - 21IOWA-29920001 (Lake, Reservoir, Impoundment)
- Lake Darling-Washington-2 - 21IOWA-29920002 (Lake, Reservoir, Impoundment)
- Brushy Creek (se Jetty)-Webster-1 - 21IOWA-29940001 (Lake, Reservoir, Impoundment)
- Big Spring (BSP) - 21IOWA-30220001 (Spring)
- Fontanelle 5 - 21IOWA-31010001 (Well)
- Nodaway 4 - 21IOWA-31020001 (Well)
- Waukon 4 - 21IOWA-31030001 (Well)
- Lansing 4 - 21IOWA-31030002 (Well)
- Waukon 2 - 21IOWA-31030003 (Well)
- Brayton 1 - 21IOWA-31050001 (Well)
- Exira 9 - 21IOWA-31050002 (Well)
- Audubon 21 - 21IOWA-31050003 (Well)
- Kimballton 5 - 21IOWA-31050004 (Well)
- Shellsburg 2 - 21IOWA-31060001 (Well)
- Vinton 2 - 21IOWA-31060003 (Well)
- Vinton 3 - 21IOWA-31060004 (Well)
- Waterloo 17 - 21IOWA-31070001 (Well)
- Boone 20 - 21IOWA-31080001 (Well)
- Pilot Mound 3 - 21IOWA-31080002 (Well)
- Boone 19 - 21IOWA-31080003 (Well)
- Ogden 3A - 21IOWA-31080004 (Well)
- Jesup 2 - 21IOWA-31100001 (Well)
- Lamont 2 - 21IOWA-31100002 (Well)
- Sioux Rapids 2 - 21IOWA-31110001 (Well)
- Albert City 3 - 21IOWA-31110002 (Well)
- Storm Lake 6 - 21IOWA-31110003 (Well)
- Storm Lake 4 - 21IOWA-31110004 (Well)
- Newell 4 - 21IOWA-31110005 (Well)
- Greene 2 - 21IOWA-31120001 (Well)
- Lytton City 2 - 21IOWA-31130001 (Well)
- Rockwell City 6 - 21IOWA-31130002 (Well)
- Coon Rapids 1, N - 21IOWA-31140001 (Well)
- Dedham 4 - 21IOWA-31140002 (Well)
- Coon Rapids 7 - 21IOWA-31140003 (Well)
- Willey - 21IOWA-31140004 (Well)
- Carroll 16 - 21IOWA-31140005 (Well)
- Cumberland 1 - 21IOWA-31150001 (Well)
- Cumberland (5), 4 - 21IOWA-31150002 (Well)
- Massena 2 - 21IOWA-31150003 (Well)
- West Branch 4 - 21IOWA-31160001 (Well)
- Quimby 1 - 21IOWA-31180001 (Well)
- Cherokee 10 - 21IOWA-31180002 (Well)
- Marcus 2 - 21IOWA-31180003 (Well)
- Cherokee 8 - 21IOWA-31180004 (Well)
- Fredericksburg 2 - 21IOWA-31190001 (Well)
- Spencer 2 - 21IOWA-31210001 (Well)
- Peterson 3 - 21IOWA-31210002 (Well)
- Edgewood 1 W - 21IOWA-31220001 (Well)
- Guttenburg 1 - 21IOWA-31220002 (Well)
- Marquette 2 - 21IOWA-31220003 (Well)
- Mcgregor 6 - 21IOWA-31220004 (Well)
- DeWitt 5 - 21IOWA-31230001 (Well)
- Camanche 2 - 21IOWA-31230002 (Well)
- Clinton 7 - 21IOWA-31230003 (Well)
- Vail (1), 2 - 21IOWA-31240001 (Well)
- Denison 1 - 21IOWA-31240002 (Well)
- Manilla 4 - 21IOWA-31240003 (Well)
- Dow City 3 - 21IOWA-31240004 (Well)
- Perry 9R - 21IOWA-31250001 (Well)
- Adel 3 - 21IOWA-31250002 (Well)
- Van Meter 3 - 21IOWA-31250003 (Well)
- Dawson 1 - 21IOWA-31250004 (Well)
- Dallas Center 8 - 21IOWA-31250005 (Well)
- Adel 2 - 21IOWA-31250006 (Well)
- Dexter 1 - 21IOWA-31250007 (Well)
- Redfield 3 - 21IOWA-31250008 (Well)
- Granger 1 - 21IOWA-31250009 (Well)
- Perry 20 - 21IOWA-31250010 (Well)
- Manchester 7 - 21IOWA-31280001 (Well)
- Hopkinton 4 - 21IOWA-31280002 (Well)
- West Burlington 5 - 21IOWA-31290001 (Well)
- Terril 1 - 21IOWA-31300001 (Well)
- Holy Cross 1 - 21IOWA-31310001 (Well)
- Dubuque 9 - 21IOWA-31310002 (Well)
- Dubuque 2 - 21IOWA-31310003 (Well)
- Armstrong 7 - 21IOWA-31320001 (Well)
- Estherville 10 - 21IOWA-31320002 (Well)
- Wallingford 4 - 21IOWA-31320003 (Well)
- Elgin 2 - 21IOWA-31330001 (Well)
- Elgin 1 - 21IOWA-31330002 (Well)
- Oelwein 42 - 21IOWA-31330003 (Well)
- Hawkeye 2 - 21IOWA-31330004 (Well)
- Rudd 2 - 21IOWA-31340001 (Well)
- Sheffield 2 - 21IOWA-31350001 (Well)
- Hampton 5 - 21IOWA-31350002 (Well)
- Farragut 79-2 N - 21IOWA-31360001 (Well)
- Shenandoah 25 - 21IOWA-31360002 (Well)
- Riverton 2 - 21IOWA-31360003 (Well)
- Tabor 2, East - 21IOWA-31360004 (Well)
- Jefferson 4 - 21IOWA-31370001 (Well)
- Scranton 4 - 21IOWA-31370002 (Well)
- Churdan 4 - 21IOWA-31370003 (Well)
- Conrad 3 - 21IOWA-31380001 (Well)
- Reinbeck 3 - 21IOWA-31380002 (Well)
- Wellsburg 1 - 21IOWA-31380003 (Well)
- Casey 5 - 21IOWA-31390001 (Well)
- Guthrie Center 1 - 21IOWA-31390002 (Well)
- Jamaica 3 - 21IOWA-31390003 (Well)
- Bagley 3 - 21IOWA-31390004 (Well)
- Webster City 6 - 21IOWA-31400001 (Well)
- Ellsworth 4 - 21IOWA-31400002 (Well)
- Jewell 1 - 21IOWA-31400003 (Well)
- Klemme 2 - 21IOWA-31410001 (Well)
- Klemme 1 - 21IOWA-31410002 (Well)
- Goodell 2 - 21IOWA-31410003 (Well)
- Mondamin 2, S - 21IOWA-31430001 (Well)
- Logan 3 - 21IOWA-31430002 (Well)
- Missouri Valley 1 - 21IOWA-31430003 (Well)
- Dunlap 1 - 21IOWA-31430004 (Well)
- Magnolia 2 - 21IOWA-31430005 (Well)
- New London 1 - 21IOWA-31440001 (Well)
- Wayland 2 - 21IOWA-31440002 (Well)
- Lime Springs 2 - 21IOWA-31450001 (Well)
- Elma 1 - 21IOWA-31450002 (Well)
- Ida Grove 3 - 21IOWA-31470001 (Well)
- Holstein 3 - 21IOWA-31470002 (Well)
- Ida Grove 7 - 21IOWA-31470003 (Well)
- Battle Creek 3 - 21IOWA-31470004 (Well)
- Battle Creek 1 - 21IOWA-31470005 (Well)
- Ladora 1 - 21IOWA-31480001 (Well)
- East Amana 2 - 21IOWA-31480002 (Well)
- West Amana 11 - 21IOWA-31480003 (Well)
- Sabula 1 - 21IOWA-31490001 (Well)
- Maquoketa 6 - 21IOWA-31490002 (Well)
- Miles 2 - 21IOWA-31490003 (Well)
- Preston 2 - 21IOWA-31490004 (Well)
- Maquoketa 3 - 21IOWA-31490005 (Well)
- Monroe 7 - 21IOWA-31500001 (Well)
- Newton 13 - 21IOWA-31500002 (Well)
- Colfax 2 - 21IOWA-31500003 (Well)
- Newton 8 - 21IOWA-31500004 (Well)
- Prairie City 1 - 21IOWA-31500005 (Well)
- Kellog 1, E - 21IOWA-31500006 (Well)
- Baxter 2 - 21IOWA-31500007 (Well)
- Fairfield 94-1 - 21IOWA-31510001 (Well)
- Coralville 7 - 21IOWA-31520001 (Well)
- Monticello 4 - 21IOWA-31530001 (Well)
- Anamosa 5 - 21IOWA-31530002 (Well)
- Keota 2 - 21IOWA-31540001 (Well)
- Richland 1 - 21IOWA-31540002 (Well)
- Sigourney 2 - 21IOWA-31540003 (Well)
- Ledyard 1 - 21IOWA-31550001 (Well)
- Fort Madison 4 - 21IOWA-31560001 (Well)
- Fort Madison 3 - 21IOWA-31560002 (Well)
- Cedar Rapids S6 - 21IOWA-31570001 (Well)
- Cedar Rapids E3 - 21IOWA-31570002 (Well)
- Marion 4 - 21IOWA-31570003 (Well)
- Grandview 2 - 21IOWA-31580001 (Well)
- Wapello 1 - 21IOWA-31580002 (Well)
- Columbus Junction 5 - 21IOWA-31580003 (Well)
- Russell 1 - 21IOWA-31590001 (Well)
- Lester (4) 2 W - 21IOWA-31600001 (Well)
- Lester (3) 1 E - 21IOWA-31600002 (Well)
- George 2 - 21IOWA-31600003 (Well)
- Oskaloosa 22 - 21IOWA-31620001 (Well)
- Pella 2 - 21IOWA-31630001 (Well)
- Pleasantville 1 - 21IOWA-31630003 (Well)
- Marshalltown 8 - 21IOWA-31640001 (Well)
- Marshalltown 14 - 21IOWA-31640002 (Well)
- Albion 3 - 21IOWA-31640003 (Well)
- Silver City 3 - 21IOWA-31650001 (Well)
- Malvern 11 - 21IOWA-31650002 (Well)
- Hastings 1 - 21IOWA-31650003 (Well)
- Malvern 4 - 21IOWA-31650004 (Well)
- Emerson 2 - 21IOWA-31650005 (Well)
- Glenwood 2 - 21IOWA-31650006 (Well)
- Saint Ansgar 2 - 21IOWA-31660001 (Well)
- Riceville 1 - 21IOWA-31660002 (Well)
- Osage 5 - 21IOWA-31660003 (Well)
- Mapleton 5 - 21IOWA-31670001 (Well)
- Whiting 1 - 21IOWA-31670002 (Well)
- Soldier 4 - 21IOWA-31670003 (Well)
- Onawa 2 - 21IOWA-31670004 (Well)
- Castana 2 - 21IOWA-31670005 (Well)
- Stanton 1 - 21IOWA-31690001 (Well)
- Red Oak West - 21IOWA-31690002 (Well)
- Stockton 1 - 21IOWA-31700001 (Well)
- Muscatine 20 - 21IOWA-31700002 (Well)
- Wilton 3 - 21IOWA-31700003 (Well)
- Sheldon 6 - 21IOWA-31710001 (Well)
- Paullina 4 - 21IOWA-31710002 (Well)
- Sheldon 5 - 21IOWA-31710003 (Well)
- Sanborn 1 - 21IOWA-31710004 (Well)
- Primghar 8 - 21IOWA-31710005 (Well)
- Ocheyedan 1 - 21IOWA-31720001 (Well)
- Shambaugh 3 - 21IOWA-31730001 (Well)
- Essex 5 - 21IOWA-31730002 (Well)
- Clarinda 2 - 21IOWA-31730003 (Well)
- West Bend 2 - 21IOWA-31740001 (Well)
- West Bend 4 - 21IOWA-31740002 (Well)
- Emmetsburg 1 - 21IOWA-31740003 (Well)
- Kingsley 1 - 21IOWA-31750001 (Well)
- Brunsville 3 - 21IOWA-31750002 (Well)
- Remsen 6 - 21IOWA-31750003 (Well)
- Akron 5 - 21IOWA-31750004 (Well)
- Remsen 5 - 21IOWA-31750005 (Well)
- Remsen 1 - 21IOWA-31750006 (Well)
- Remsen 7 - 21IOWA-31750007 (Well)
- Remsen 8 - 21IOWA-31750008 (Well)
- Remsen 9 - 21IOWA-31750009 (Well)
- Remsen 3 - 21IOWA-31750010 (Well)
- Carlisle 5 - 21IOWA-31770001 (Well)
- West Des Moines 9 - 21IOWA-31770002 (Well)
- Carson (5), 3 - 21IOWA-31780001 (Well)
- Macedonia 2 - 21IOWA-31780002 (Well)
- Minden 2 - 21IOWA-31780003 (Well)
- Council Bluffs 1 - 21IOWA-31780004 (Well)
- Treynor 3 - 21IOWA-31780006 (Well)
- Grinnell 7 - 21IOWA-31790001 (Well)
- Wall Lake 3 - 21IOWA-31810001 (Well)
- Sac City 1 - 21IOWA-31810002 (Well)
- Early 2 - 21IOWA-31810003 (Well)
- Blue Grass (2), 1 - 21IOWA-31820001 (Well)
- Eldridge 2 - 21IOWA-31820002 (Well)
- Shelby 5 - 21IOWA-31830001 (Well)
- Earling 6 - 21IOWA-31830002 (Well)
- Defiance 2 - 21IOWA-31830003 (Well)
- Hawarden 2 - 21IOWA-31840001 (Well)
- Maurice 1 - 21IOWA-31840002 (Well)
- Hawarden 4 - 21IOWA-31840003 (Well)
- Boyden 5 - 21IOWA-31840004 (Well)
- Sioux Center (4), 2 - 21IOWA-31840005 (Well)
- Slater 1 - 21IOWA-31850001 (Well)
- Maxwell 1 - 21IOWA-31850003 (Well)
- Cambridge 2 - 21IOWA-31850004 (Well)
- Ames 10 - 21IOWA-31850005 (Well)
- Slater 3 - 21IOWA-31850006 (Well)
- Belle Plaine 4 - 21IOWA-31860001 (Well)
- Tama 5 - 21IOWA-31860002 (Well)
- Traer 2, S - 21IOWA-31860003 (Well)
- Belle Plaine 5 - 21IOWA-31860004 (Well)
- Montour 2 - 21IOWA-31860007 (Well)
- Gladbrook 9 - 21IOWA-31860008 (Well)
- Blockton 1 - 21IOWA-31870001 (Well)
- Eddyville 3 - 21IOWA-31900001 (Well)
- Carlisle 2 - 21IOWA-31910001 (Well)
- West Chester 1 - 21IOWA-31920001 (Well)
- Riverside 5 - 21IOWA-31920002 (Well)
- Crawfordsville 3 - 21IOWA-31920003 (Well)
- Kalona 3 - 21IOWA-31920004 (Well)
- Fort Dodge 12 - 21IOWA-31940001 (Well)
- Fort Dodge 16 - 21IOWA-31940002 (Well)
- Callender 1 - 21IOWA-31940003 (Well)
- Forest City 2 - 21IOWA-31950001 (Well)
- Buffalo Center 2 - 21IOWA-31950002 (Well)
- Lake Mills 3 - 21IOWA-31950003 (Well)
- Decorah 6 - 21IOWA-31960001 (Well)
- Decorah 2 - 21IOWA-31960002 (Well)
- Castalia 2 - 21IOWA-31960003 (Well)
- Fort Atkinson 2 - 21IOWA-31960004 (Well)
- Ossian 2 - 21IOWA-31960005 (Well)
- Spillville 1 - 21IOWA-31960006 (Well)
- Correctionville 1 W - 21IOWA-31970001 (Well)
- Sioux City 2 - 21IOWA-31970002 (Well)
- Sloan (4) 3 - 21IOWA-31970003 (Well)
- Cushing 2 - 21IOWA-31970004 (Well)
- Hornick 1 - 21IOWA-31970005 (Well)
- Anthon 3 - 21IOWA-31970006 (Well)
- Bronson 1 - 21IOWA-31970007 (Well)
- Eagle Grove 3 - 21IOWA-31990001 (Well)
- BS1-A - 21IOWA-35220001 (Well)
- BS1-B - 21IOWA-35220002 (Well)
- BS1-D - 21IOWA-35220003 (Well)
- FM1-1 - 21IOWA-35340001 (Well)
- FM1-2 - 21IOWA-35340002 (Well)
- FM1-3 - 21IOWA-35340003 (Well)
- FM1-4 - 21IOWA-35340004 (Well)
- FM3-1 - 21IOWA-35340005 (Well)
- FM3-2 - 21IOWA-35340006 (Well)
- FM3-3 - 21IOWA-35340007 (Well)
- FM3-4 - 21IOWA-35340008 (Well)
- FM3-T - 21IOWA-35340009 (Well)
- C-Well - 21IOWA-35340010 (Well)
- S-Well - 21IOWA-35340011 (Well)
- D-Well - 21IOWA-35340012 (Well)
- K-Well - 21IOWA-35340013 (Well)
- Y-Well - 21IOWA-35340014 (Well)
- FM 1415 - 21IOWA-35340015 (Well)
- FM 1673 - 21IOWA-35340016 (Well)
- FM 1690 - 21IOWA-35340017 (Well)
- FM 1485 - 21IOWA-35340018 (Well)
- FM 1817 - 21IOWA-35340019 (Well)
- ADW-1 - 21IOWA-35340020 (Well)
- ADW-2 - 21IOWA-35340021 (Well)
- ADW-3 - 21IOWA-35340022 (Well)
- Briggs Woods 1 - 21IOWA-35400001 (Well)
- Briggs Woods 2 - 21IOWA-35400002 (Well)
- Briggs Woods 3 - 21IOWA-35400003 (Well)
- Rutland Marsh 1 - 21IOWA-35460001 (Well)
- Rutland Marsh 2 - 21IOWA-35460002 (Well)
- Rutland Marsh 3 - 21IOWA-35460003 (Well)
- Rutland Marsh 4 - 21IOWA-35460004 (Well)
- Rutland Marsh 5 - 21IOWA-35460005 (Well)
- Westfield Elem. 1 - 21IOWA-35570001 (Well)
- Westfield Elem. 2 - 21IOWA-35570002 (Well)
- Westfield Elem. 3 - 21IOWA-35570003 (Well)
- FM2-1 - 21IOWA-35660001 (Well)
- FM2-2 - 21IOWA-35660002 (Well)
- FM2-3 - 21IOWA-35660003 (Well)
- FM2-4 - 21IOWA-35660004 (Well)
- FM2-T - 21IOWA-35660005 (Well)
- FM 1007 - 21IOWA-35660006 (Well)
- FM 1068 - 21IOWA-35660007 (Well)
- FM 1270 - 21IOWA-35660008 (Well)
- FM 1305 - 21IOWA-35660009 (Well)
- FM 1353 - 21IOWA-35660010 (Well)
- FM 318 - 21IOWA-35660011 (Well)
- FM 334 - 21IOWA-35660012 (Well)
- FM 392 - 21IOWA-35660013 (Well)
- FM 415 - 21IOWA-35660014 (Well)
- FM 42 - 21IOWA-35660015 (Well)
- FM 42a - 21IOWA-35660016 (Well)
- FM 428 - 21IOWA-35660017 (Well)
- FM 531 - 21IOWA-35660018 (Well)
- FM 581 - 21IOWA-35660019 (Well)
- FM 651 - 21IOWA-35660020 (Well)
- FM 696 - 21IOWA-35660021 (Well)
- FM 817 - 21IOWA-35660022 (Well)
- FM 852 - 21IOWA-35660023 (Well)
- FM 155 - 21IOWA-35660024 (Well)
- FM 483 - 21IOWA-35660025 (Well)
- FM 663 - 21IOWA-35660026 (Well)
- FM 320 - 21IOWA-35660027 (Well)
- FM 699 - 21IOWA-35660028 (Well)