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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Visit the Louisiana page for an example. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. You can update the state name in the URL to visit your State Page or read our announcement on the Water Data for the Nation blog to find links to all the state and territory pages.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 2001-11-20 2001-11-20
Inorganics, Major, Non-metals Water-quality 2001-11-20 2013-11-20
Inorganics, Minor, metals Water-quality 2013-11-20 2013-11-20
Organics, pesticide Water-quality 2001-11-20 2001-11-20
Physical Water-quality 2001-11-20 2013-11-20
Water Data for the Nation inventory

Monitoring location 421840088033001 is associated with a Well in Lake County, Illinois. Water data back to 2001 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
421840088033001 n/a
Site name
44N10E-10.6g n/a
Site type
Well
GW
DMS latitude 421840 n/a
DMS longitude 0880330 n/a
Decimal latitude 42.3111336 n/a
Decimal longitude -88.0584125 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 10 sec. T
Latitude-longitude datum
North American Datum of 1927 NAD27
Decimal Latitude-longitude datum North American Datum of 1983 NAD83
District
Illinois 17
State
Illinois 17
County
Lake County 097
Country US n/a
Land net location description SWNENWS10 T44N R10E n/a
Name of location map GRAYSLAKE n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 820 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 10 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
07120006
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
1900 n/a
Date site established or inventoried n/a
Drainage area
n/a
Contributing drainage area n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
N n/a
Data reliability
Data have been checked by the reporting agency. C
Data-other GW files YYNYNNNN n/a
National aquifer Silurian-Devonian aquifers N400SLRDVN
Local aquifer Silurian System 350SLRN
Local aquifer type
Confined single aquifer C
Well depth 250 feet n/a
Hole depth
n/a
Source of depth data A n/a
Project number 00200 n/a