USGS Water-Year Summary 2024

03306500 GREEN RIVER AT GREENSBURG, KY

LOCATION - Lat 37°15'13", long 85°30'11" referenced to North American Datum of 1927, Green County, KY, Hydrologic Unit 05110001, at bridge on State Highway 61 and 70, 300 feet upstream from Clover Lick Creek, 0.25 mile south of Greensburg, 2.6 miles upstream from Russell Creek, and at mile 279.7.

DRAINAGE AREA - 736 mi².

SURFACE-WATER RECORDS

PERIOD OF RECORD - June 1939 to September 1975, October 2004 to current year.

GAGE - Water-stage recorder with telemetry and crest stage gage. Datum of gage is 531.81 feet above NGVD of 1929. Prior to June 20, 1941, nonrecording gage at same site and datum. January 4, 1951 to September 1975, auxiliary gage read twice daily, 1.8 miles upstream from base gage. November 1941 to January 3, 1951 auxiliary nonrecording gage 1.5 miles downstream from base gage.

COOPERATION - U.S. Army Corps of Engineers, Louisville District and Western Kentucky University.

REMARKS - 10/01/2013-09/30/2014: Records good except for estimated daily discharges which are poor. Flow regulated by Green River Lake beginning February 1969 (station 03305990).

WATER-QUALITY RECORDS

PERIOD OF RECORD - December 1999 to current year.

PERIOD OF DAILY RECORD - Water-temperature: December 1999 to current year.

COOPERATION - U.S. Army Corps of Engineers, Louisville District

INSTRUMENTATION - Water temperature sensor with telemetry.

REMARKS - WATER TEMPERATURES: 10/01/2013-09/30/2014: Records fair.

EXTREMES FOR PERIOD OF RECORD - Maximum recorded, 33.6°C on July 8, 2012; minimum recorded, 0.1°C on January 11, 2010.

EXTREMES FOR CURRENT YEAR - Maximum recorded, 29.5°C on July 2, 2014; minimum recorded, 0.2°C on January 24-25, 29-30, 2014.