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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-401322089153901

21N 1W-31.8a (USGS-401322089153901) site data in the Water Quality Portal

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

This well site, maintained by the USGS Illinois Water Science Center (identifier USGS-IL), has the name "21N 1W-31.8a" and has the identifier USGS-401322089153901. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)07130009. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Logan County County, Illinois at 40.22280556000000 degrees latitude and -89.2609722000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)" and the accuracy is .1 seconds. The source map scale is 1:24000. This site is at an elevation of 600 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.

This site is located in the "Sand and gravel aquifers (glaciated regions)" aquifer. The geologic formation type is Quaternary System. The aquifer is a Confined single aquifer type. The well was contructed on 19970508. The well depth is 16.0 ft. The well hole depth is 19.5 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-401322089153901" 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*
Information 1997 - 1997
Inorganics, Major, Metals 1997 - 1997
Inorganics, Major, Non-metals 1997 - 1997
Inorganics, Minor, Metals 1997 - 1997
Inorganics, Minor, Non-metals 1997 - 1997
Nutrient 1997 - 1997
Organics, Other 1997 - 1997
Organics, Pesticide 1997 - 1997
Physical 1997 - 1997
Radiochemical 1997 - 1997
Stable Isotopes 1997 - 1997
*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-401322089153901
MonitoringLocationName 21N 1W-31.8a
MonitoringLocationTypeName Well
HUCEightDigitCode 07130009
LatitudeMeasure 40.22280556000000
LongitudeMeasure -89.2609722000000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 600
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 5
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Interpolated from topographic map.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 17
CountyCode 107
AquiferName Sand and gravel aquifers (glaciated regions)
FormationTypeText Quaternary System
AquiferTypeName Confined single aquifer
ConstructionDateText 19970508
WellDepthMeasure/MeasureValue 16.0
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 19.5
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS