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Trib. to River des Peres at McKnight Rd. (WU-4111/0.6) 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 Washington University, St. Louis (identifier WU), has the name "Trib. to River des Peres at McKnight Rd." and has the identifier WU-4111/0.6. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)07140101.

This site is located in St. Louis County County, Missouri at 38.6726781723 degrees latitude and -90.3568180725 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolation-Map" and the accuracy is 12 m. The source map scale is 1:24000.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "WU-4111/0.6" 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*
Inorganics, Major, Metals 2009 - 2010
Inorganics, Major, Non-metals 2009 - 2010
Inorganics, Minor, Metals 2009 - 2010
Inorganics, Minor, Non-metals 2009 - 2010
Microbiological 2009 - 2010
Nutrient 2009 - 2010
Organics, Pesticide 2009 - 2010
Physical 2009 - 2010
*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 WU
OrganizationFormalName Washington University, St. Louis
MonitoringLocationIdentifier WU-4111/0.6
MonitoringLocationName Trib. to River des Peres at McKnight Rd.
MonitoringLocationTypeName River/Stream
MonitoringLocationDescriptionText Trib. to R. des Peres at Mc Knight Rd., SWNWNW Sec. 4, T45N, R6E
HUCEightDigitCode 07140101
LatitudeMeasure 38.6726781723
LongitudeMeasure -90.3568180725
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 12
HorizontalAccuracyMeasure/MeasureUnitCode m
HorizontalCollectionMethodName Interpolation-Map
HorizontalCoordinateReferenceSystemDatumName NAD83
CountryCode US
StateCode 29
CountyCode 189
ProviderName STORET