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WQP Home >  Providers >  STORET >  IOWATER >  IOWATER-997006

Missouri River, upstream from Big Sioux River confluence (IOWATER-997006) site data in the Water Quality Portal

Data Provider: STORET (Learn more about Water Quality Portal Data Providers)

This river/stream site, maintained by the Iowa Volunteer Water Monitoring Program (identifier IOWATER), has the name "Missouri River, upstream from Big Sioux River confluence" and has the identifier IOWATER-997006. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)10170101.

This site is located in Dakota County County, Nebraska at 42.4848872 degrees latitude and -96.4593950 degrees longitude using the datum NAD83. No horizontal location accuracy metadata is available. This site is at an elevation of 0 ft No vertical location accuracy metadata is available.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "IOWATER-997006" into the "Site ID" box under Site Parameters

What other monitoring locations are upstream or downstream from this one?

Upstream and downstream locations

This map shows all Water Quality Portal stations that are 10 miles upstream (dashed dark blue) and 10 miles downstream (solid light blue) of this monitoring location (indicated by the large blue circle). The upstream and downstream functionality is provided by the Network Linked Data Index.

Leaflet USGS The National Map: National Boundaries Dataset, 3DEP Elevation Program, Geographic Names Information System, National Hydrography Dataset, National Land Cover Database, National Structures Dataset, and National Transportation Dataset; USGS Global Ecosystems; U.S. Census Bureau TIGER/Line data; USFS Road data; Natural Earth Data; U.S. Department of State HIU; NOAA National Centers for Environmental Information. Data refreshed February, 2025.

When were data collected at this location?

Periods of record for data characteristic groups

For a more detailed breakdown of data, go to the Monitoring Report at the EPA How's My Waterway Application
Characteristic Group Date Range*
Physical 2005 - 2005
*Date ranges may contain gap years

What other information is available for this location?

Detailed Metadata

For the definitions of the metadata elements, please go to the Water Quality Portal user guide

Location Metadata Value
OrganizationIdentifier IOWATER
OrganizationFormalName Iowa Volunteer Water Monitoring Program
MonitoringLocationIdentifier IOWATER-997006
MonitoringLocationName Missouri River, upstream from Big Sioux River confluence
MonitoringLocationTypeName River/Stream
HUCEightDigitCode 10170101
LatitudeMeasure 42.4848872
LongitudeMeasure -96.4593950
SourceMapScaleNumeric 000
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 0
VerticalMeasure/MeasureUnitCode ft
VerticalCoordinateReferenceSystemDatumName Unknown
CountryCode US
StateCode 31
CountyCode 043
ProviderName STORET