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Important for you to know:

  • New to WDFN: see current water conditions throughout the state using the new State Pages. Filter by continuous data type and age of data, view latest values, and link to graphing options to explore the data further. To learn more, read our announcement on the Water Data for the Nation blog.
Important Inventory Page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1904-01-03 1904-01-03
Inorganics, Major, Metals Water-quality 1904-01-03 1904-01-03
Inorganics, Major, Non-metals Water-quality 1904-01-03 1904-01-03
Inorganics, Minor, metals Water-quality 1904-01-03 1904-01-03
Nutrient Water-quality 1904-01-03 1904-01-03
Physical Groundwater Levels, Water-quality 1890-01-01 1904-01-03
Water Data for the Nation inventory

Monitoring location 421640087504301 is associated with a Well in Lake County, Illinois. Water data back to 1890 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
421640087504301 n/a
Site name
44N12E-21.8f1 n/a
Site type
Well
GW
DMS latitude 421640 n/a
DMS longitude 875043 n/a
Decimal latitude 42.27780064 n/a
Decimal longitude -87.8453478 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 1 sec. S
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 NWSWNWS21 T 44N R 12E 3 n/a
Name of location map WAUKEGAN n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 679 feet n/a
Method altitude determined Interpolated from Digital Elevation Model N
Altitude accuracy 1.6 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
04040002
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
18900101 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 n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth 2000 feet n/a
Hole depth
2000 feet n/a
Source of depth data n/a
Project number 88801 n/a