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New WQX 3.0 profiles are available at waterqualitydata.us/beta/. These profiles will contain recent USGS data added since March 11, 2024, which marks the beginning of limited accessibility for USGS data. Read more about the 3.0 profiles and associated changes here.

This legacy user interface will continue to function for several weeks. However, this user interface only serves WQX2.2 profiles, which do NOT contain USGS data added after March 11, 2024.

WQP Home >  Providers >  NWIS >  USGS-WI >  USGS-430645088264500

OKAUCHEE LAKE-SITE NO. 2-AT OKAUCHEE, WI (USGS-430645088264500) site data in the Water Quality Portal

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

This lake, reservoir, impoundment site, maintained by the USGS Wisconsin Water Science Center (identifier USGS-WI), has the name "OKAUCHEE LAKE-SITE NO. 2-AT OKAUCHEE, WI" and has the identifier USGS-430645088264500. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)07090001. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 80.7 sq mi.

This site is located in Waukesha County County, Wisconsin at 43.11250687000000 degrees latitude and -88.4459313000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is 1 seconds. The source map scale is 1:24000. This site is at an elevation of 869 feet and the accuracy of the elevation measurement, collected using the method "Interpolated from topographic map." is 5 feet. The vertical coordinate reference system is NGVD29.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-430645088264500" 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.

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*
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1988 - 2022
Information 1986 - 2022
Inorganics, Major, Non-metals 1986 - 2022
Nutrient 1986 - 2022
Physical 1986 - 2022
*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 USGS-WI
OrganizationFormalName USGS Wisconsin Water Science Center
MonitoringLocationIdentifier USGS-430645088264500
MonitoringLocationName OKAUCHEE LAKE-SITE NO. 2-AT OKAUCHEE, WI
MonitoringLocationTypeName Lake, Reservoir, Impoundment
HUCEightDigitCode 07090001
DrainageAreaMeasure/MeasureValue 80.7
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 43.11250687000000
LongitudeMeasure -88.4459313000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 869
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 5
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 55
CountyCode 133
ProviderName NWIS