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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-420708087520001

42N12E-17.7f1 (USGS-420708087520001) 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 "42N12E-17.7f1" and has the identifier USGS-420708087520001. This site is in the watershed defined by the 8 digit Hydrologic Unit Code (HUC)07120004. See more details of this site the the USGS NWIS Web page for this site.

This site is located in Cook County County, Illinois at 42.11891570000000 degrees latitude and -87.8667339000000 degrees longitude using the datum NAD83. The horizontal location collection method was "Interpolated from MAP." and the accuracy is Unknown Unknown. This site is at an elevation of 685 feet and the accuracy of the elevation measurement, collected using the method "Unknown." is 1 feet. The vertical coordinate reference system is NGVD29.

The well depth is 286 ft.

To download the metadata about this site along with water quality data, go to the Portal Page and enter "USGS-420708087520001" 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 1987 - 1987
Inorganics, Major, Non-metals 1987 - 1987
Inorganics, Minor, Metals 1987 - 1987
Inorganics, Minor, Non-metals 1987 - 1987
Nutrient 1987 - 1987
Organics, Other 1987 - 1987
Physical 1987 - 1987
*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-420708087520001
MonitoringLocationName 42N12E-17.7f1
MonitoringLocationTypeName Well
HUCEightDigitCode 07120004
LatitudeMeasure 42.11891570000000
LongitudeMeasure -87.8667339000000
HorizontalAccuracyMeasure/MeasureValue Unknown
HorizontalAccuracyMeasure/MeasureUnitCode Unknown
HorizontalCollectionMethodName Interpolated from MAP.
HorizontalCoordinateReferenceSystemDatumName NAD83
VerticalMeasure/MeasureValue 685
VerticalMeasure/MeasureUnitCode feet
VerticalAccuracyMeasure/MeasureValue 1
VerticalAccuracyMeasure/MeasureUnitCode feet
VerticalCollectionMethodName Unknown.
VerticalCoordinateReferenceSystemDatumName NGVD29
CountryCode US
StateCode 17
CountyCode 031
WellDepthMeasure/MeasureValue 286
WellDepthMeasure/MeasureUnitCode ft
ProviderName NWIS