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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-402733088524401

23N3E-9.7a (USGS-402733088524401) 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 "23N3E-9.7a" and has the identifier USGS-402733088524401. 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 Mclean County County, Illinois at 40.45919444000000 degrees latitude and -88.8788888900000 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 798.37 feet and the accuracy of the elevation measurement, collected using the method "Level or other surveyed method." is .1 feet. The vertical coordinate reference system is NAVD88.

This site is located in the "Sand and gravel aquifers (glaciated regions)" aquifer. The geologic formation type is Quaternary System. The aquifer is a Unconfined single aquifer type. The well was contructed on 20130918. The well depth is 16.2 ft. The well hole depth is 16.2 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-402733088524401" 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 2014 - 2015
Inorganics, Major, Non-metals 2014 - 2015
Inorganics, Minor, Metals 2014 - 2015
Inorganics, Minor, Non-metals 2014 - 2015
Nutrient 2014 - 2015
Physical 2014 - 2015
*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-402733088524401
MonitoringLocationName 23N3E-9.7a
MonitoringLocationTypeName Well
HUCEightDigitCode 07130009
LatitudeMeasure 40.45919444000000
LongitudeMeasure -88.8788888900000
SourceMapScaleNumeric 24000
HorizontalAccuracyMeasure/MeasureValue .1
HorizontalAccuracyMeasure/MeasureUnitCode seconds
HorizontalCollectionMethodName Mapping grade GPS unit (handheld accuracy range 12 to 40 ft)
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 798.37
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue .1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Level or other surveyed method.
VerticalCoordinateReferenceSystemDatumName NAVD88
CountryCode US
StateCode 17
CountyCode 113
AquiferName Sand and gravel aquifers (glaciated regions)
FormationTypeText Quaternary System
AquiferTypeName Unconfined single aquifer
ConstructionDateText 20130918
WellDepthMeasure/MeasureValue 16.2
WellDepthMeasure/MeasureUnitCode ft
WellHoleDepthMeasure/MeasureValue 16.2
WellHoleDepthMeasure/MeasureUnitCode ft
ProviderName NWIS