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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 Legacy real-time page

USGS Parameter Group Data Types Start Date End Date
Information Water-quality 1979-05-11 1995-05-23
Inorganics, Major, Metals Water-quality 1980-07-31 1980-07-31
Inorganics, Major, Non-metals Water-quality 1965-11-08 1981-09-10
Inorganics, Minor, Non-metals Water-quality 1980-07-31 1980-07-31
Inorganics, Minor, metals Water-quality 1965-11-08 1981-09-10
Nutrient Water-quality 1970-09-15 1980-07-31
Organics, other Water-quality 1980-07-31 1980-07-31
Organics, pesticide Water-quality 1980-01-16 1980-01-16
Physical Daily Values, Unit Values, Water-quality 1930-04-01 2024-11-21
Sediment Daily Values, Water-quality 1979-05-11 1981-09-29
n/a Peak Measurements 1913-01-01 2018-02-28
n/a Site Visits 1960-03-23 2024-07-24
n/a USGS Annual Water Data Reports Site 2006-01-01 2021-01-01
Water Data for the Nation inventory

Monitoring location 03320000 is associated with a Stream in McLean County, Kentucky. Current conditions of Discharge, Gage height, and Precipitation are available. Water data back to 1913 are available online.

Metadata Element Location Metadata Metadata Code
Agency
U.S. Geological Survey USGS
Site identification number
03320000 n/a
Site name
GREEN RIVER AT LOCK 2 AT CALHOUN, KY n/a
Site type
Stream
ST
DMS latitude 373202 n/a
DMS longitude 0871550 n/a
Decimal latitude 37.533935 n/a
Decimal longitude -87.2638873 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
Kentucky 21
State
Kentucky 21
County
McLean County 149
Country US n/a
Land net location description n/a
Name of location map n/a
Scale of location map n/a
Altitude of Gage/land surface 353.62 feet n/a
Method altitude determined GNSS3 - Level 3 Quality Survey Grade Global Navigation Satellite System Y
Altitude accuracy .21 feet n/a
Altitude datum
North American Vertical Datum of 1988 NAVD88
Subbasin hydrologic unit
05110005
Drainage basin
n/a
Topographic setting
n/a
Flags for instruments at site NNNNYNNNNNNNNNNNNNNNNNNNNNNNNN n/a
Date of first construction
n/a
Date site established or inventoried n/a
Drainage area
7566.0 square miles n/a
Contributing drainage area 6032.0 square miles n/a
Time Zone abbreviation CST n/a
Site honors Daylight Saving Time
Y 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

Operated in cooperation with:

logo for US Army Corps of Engineers - Louisville District
US Army Corps of Engineers - Louisville District
logo for USGS - Federal Priority Streamgages
USGS - Federal Priority Streamgages