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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 1977-10-05 2008-06-12
Inorganics, Major, Metals Water-quality 1980-02-22 1997-04-15
Inorganics, Major, Non-metals Water-quality 1977-12-27 2008-06-12
Inorganics, Minor, Non-metals Water-quality 1977-12-27 1997-04-15
Inorganics, Minor, metals Water-quality 1977-10-05 1997-04-15
Microbiological Water-quality 1978-11-27 2008-06-12
Nutrient Water-quality 1977-10-05 1997-04-15
Organics, other Water-quality 1986-02-25 1997-04-15
Physical Water-quality 1977-10-05 2008-06-12
Water Data for the Nation inventory

Monitoring location 05558995 is associated with a Stream in Marshall County, Illinois. Water data back to 1977 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
05558995 n/a
Site name
ILLINOIS RIVER AT LACON, IL n/a
Site type
Stream
ST
DMS latitude 410130 n/a
DMS longitude 0892502 n/a
Decimal latitude 41.0250361 n/a
Decimal longitude -89.417312 n/a
Latitude-longitude method
Interpolated from MAP. M
Latitude-longitude accuracy
Unknown or unspecified. U
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
Marshall County 123
Country US n/a
Land net location description n/a
Name of location map LACON n/a
Scale of location map 24000 n/a
Altitude of Gage/land surface n/a
Method altitude determined n/a
Altitude accuracy n/a
Altitude datum
n/a
Subbasin hydrologic unit
07130001
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNNNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried 19920805 n/a
Drainage area
13666.00 square miles n/a
Contributing drainage area 13666.00 square miles n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
N n/a
Data reliability
n/a
Data-other GW files NNNNNNNN n/a
National aquifer n/a
Local aquifer n/a
Local aquifer type
n/a
Well depth n/a
Hole depth
n/a
Source of depth data n/a
Project number n/a