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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 2011-08-16 2017-05-25
Inorganics, Major, Metals Water-quality 1987-10-05 2017-05-25
Inorganics, Major, Non-metals Water-quality 1987-10-05 2017-05-25
Inorganics, Minor, Non-metals Water-quality 1987-10-05 2017-05-25
Inorganics, Minor, metals Water-quality 1987-10-05 2017-05-25
Microbiological Water-quality 2017-05-25 2017-05-25
Nutrient Water-quality 1987-10-05 2017-05-25
Organics, other Water-quality 1987-10-05 2017-05-25
Organics, pesticide Water-quality 2011-08-16 2017-05-25
Physical Groundwater Levels, Water-quality 1925-04-01 2020-06-24
Radiochemistry Water-quality 2011-08-16 2017-05-25
Stable Isotopes Water-quality 2017-05-25 2017-05-25
Water Data for the Nation inventory

Monitoring location 405427090385801 is associated with a Well in Warren County, Illinois. Water data back to 1925 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
405427090385801 n/a
Site name
11N 2W-29.8a2 n/a
Site type
Well
GW
DMS latitude 405427 n/a
DMS longitude 0903858 n/a
Decimal latitude 40.90753818 n/a
Decimal longitude -90.6495799 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Accurate to + or - 5 sec. F
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
Warren County 187
Country US n/a
Land net location description SWSWSWS29 T 11N R 2W 4 n/a
Name of location map MONMOUTH n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface 761 feet n/a
Method altitude determined Interpolated from topographic map. M
Altitude accuracy 5 feet n/a
Altitude datum
National Geodetic Vertical Datum of 1929 NGVD29
Subbasin hydrologic unit
07080104
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
1925 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
Unchecked data. U
Data-other GW files YYYYNYNN n/a
National aquifer Cambrian-Ordovician aquifer system S300CAMORD
Local aquifer Ironton-Galesville 372IRGL
Local aquifer type
n/a
Well depth 2445 feet n/a
Hole depth
2445 feet n/a
Source of depth data A n/a
Project number 441706200 n/a