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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-IL >  USGS-05586100

ILLINOIS RIVER AT VALLEY CITY, IL (USGS-05586100) site data in the Water Quality Portal

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

This stream site, maintained by the USGS Illinois Water Science Center (identifier USGS-IL), has the name "ILLINOIS RIVER AT VALLEY CITY, IL" and has the identifier USGS-05586100. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)07130011. See more details of this site the the USGS NWIS Web page for this site. This site has a drainage area of 26743 sq mi.

This site is located in Scott County County, Illinois at 39.70319444000000 degrees latitude and -90.6430833000000 degrees longitude using the datum NAD83. The horizontal location collection method was "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" and the accuracy is 5 seconds. The source map scale is 1:24000. This site is at an elevation of 417.68 feet and the accuracy of the elevation measurement, collected using the method "GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System" is .04 feet. The vertical coordinate reference system is NAVD88.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-05586100" 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, Cyanobacteria 2002 - 2006
Biological, Algae, Phytoplankton 1975 - 2018
Biological, Algae, Phytoplankton, Cyanobacteria, Periphyton 1975 - 2006
Biological, Algae, Phytoplankton, Photosynthetic Pigments 1975 - 2006
Biological, Counts 1975 - 1981
Biological, Fish 1997 - 2018
Biological, Photosynthetic Pigments 1975 - 1980
Information 1975 - 2018
Inorganics, Major, Metals 1974 - 2018
Inorganics, Major, Non-metals 1974 - 2018
Inorganics, Minor, Metals 1974 - 2018
Inorganics, Minor, Non-metals 1974 - 2018
Microbiological 1974 - 1997
Nutrient 1974 - 2018
Organics, Other 1974 - 2018
Organics, PCBs 1977 - 1996
Organics, Pesticide 1975 - 2018
Physical 1974 - 2018
Radiochemical 1977 - 1996
Sediment 1975 - 2018
Stable Isotopes 2014 - 2018
*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-IL
OrganizationFormalName USGS Illinois Water Science Center
MonitoringLocationIdentifier USGS-05586100
MonitoringLocationName ILLINOIS RIVER AT VALLEY CITY, IL
MonitoringLocationTypeName Stream
HUCEightDigitCode 07130011
DrainageAreaMeasure/MeasureValue 26743
DrainageAreaMeasure/MeasureUnitCode sq mi
LatitudeMeasure 39.70319444000000
LongitudeMeasure -90.6430833000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue 5
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 417.68
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .04
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName GNSS2 - Level 2 Quality Survey Grade Global Navigation Satellite System
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 17
CountyCode 171
ProviderName NWIS