USGS Water-Year Summary 2020
01517900 TIOGA LAKE AT TIOGA DAM AT TIOGA, PA
LOCATION - Lat 41°53'57", long 77°08'21" referenced to North American Datum of 1927, Tioga County, PA, Hydrologic Unit 02050104, at Tioga Dam on Tioga River, 0.8 mi south of Tioga, and 1.7 mi upstream from Crooked Creek.
DRAINAGE AREA - 280 mi².
PERIOD OF RECORD - November 1979 to September 2013 (elevation and contents), October 2013 to current year (elevation).
GAGE - Water-stage recorder. Datum of gage is U.S. Army Corps of Engineers local project datum. Prior to water year 2007, the datum was incorrectly reported as NGVD 1929. Satellite and landline telemetry at station.
COOPERATION - Content tables provided by U.S. Army Corps of Engineers. Station established and maintained by the U.S. Geological Survey in cooperation with the U.S. Army Corps of Engineers, Baltimore District.
EXTREMES FOR PERIOD OF RECORD
Extreme elevations: Maximum elevation, 1,123.21 ft, Apr 3, 1993; minimum, 1,060.05 ft, Oct 25, 1980.
Extreme contents prior to water year 2014: Maximum contents, 50,090 acre-ft, Apr 3, 1993, elevation, 1,123.21 ft; minimum, 2,210 acre-ft, Oct 25, 1980, elevation, 1,060.05 ft.