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USGS Water-Year Summary 2024
04227980 CONESUS LAKE NEAR LAKEVILLE, NY
LOCATION - Lat 42°47'39.3", long 77°43'14.7" referenced to North American Datum of 1983, Livingston County, NY, Hydrologic Unit 04130003, on west shore of Conesus Lake at Geneseo Water Works pumping station, 300 ft east of State Highway 256, and 3.0 mi south of Lakeville.
DRAINAGE AREA - 69.8 mi².
REVISIONS HISTORY - WDR NY-82-3: Drainage area.
SURFACE-WATER RECORDS
PERIOD OF RECORD - July 1963 to current year. January 1930 to June 1963 in files of village of Geneseo.
GAGE - Water-stage recorder and crest-stage gage. Lake elevation record is provided in NGVD of 1929 and NAVD of 1988 datums. To convert NGVD of 1929 elevations to NAVD of 1988, subtract 0.52 ft. Prior to Oct. 1, 1970, nonrecording gage at site 200 ft downstream at datum 796.59 ft higher (gage readings have been reduced to elevation above geodetic datum). Oct. 1, 1970 to Sept. 30, 1971, at datum 800.00 ft higher (gage readings have been reduced to elevation above geodetic datum).
REMARKS - Lake elevation regulated by gates at outlet. Area of water surface, 5.08 mi². Daily average of about 2 ft³/s diverted from lake for water supply for Avon, Geneseo, and Lakeville Water District.
EXTREMES FOR PERIOD OF RECORD - Maximum elevation, 822.50 ft above NGVD of 1929 (821.98 ft above NAVD of 1988), June 24, 1972; minimum elevation, 816.11 ft above NGVD of 1929 (815.59 ft above NAVD of 1988), Dec. 22, 24, 1988.
