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Water-Year Summary for Site 01463740

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Available Parameters
00060 Discharge(Mean)  

Water year 2023: 2022-10-01 to 2023-09-30
 
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USGS Water-Year Summary 2023
01463740 SHABAKUNK CREEK AT SYLVA LAKE DAM, AT EWINGVILLE, NJ
LOCATION - Lat 40°16'16", long 74°46'24" referenced to North American Datum of 1983, Ewing Township, Mercer County, NJ, Hydrologic Unit 02040105, on upstream left bank of dam at outlet of Sylva Lake, on the campus of The College of New Jersey, 0.3 mi downstream from the outlet of Ceva Lake, 0.4 mi downstream of bridge on Ewingville Road, and 0.6 mi southeast of Ewingville.
DRAINAGE AREA - 3.99 mi².
SURFACE-WATER RECORDS
PERIOD OF RECORD - Continuous-record discharge station, November 2008 to current year.
GAGE - Water-stage and precipitation recorder with telemetry, crest-stage gage, and concrete dam. Datum of gage is 86 ft above NAVD of 1988.
REMARKS - Records fair, except for estimated discharges, which are poor. Discharges above 1,100 ft³/s from rating curve extension on basis flow-over-dam computation of peak flow.
EXTREMES OUTSIDE PERIOD OF RECORD - The flood of July 21, 1975 reached a stage of 95.3 ft above NGVD of 1929, from flood marks, discharge of 5,550 ft³/s computed by a combination of flow-over-dam and flow-over-embankment computations. The flood of Aug 28, 1971 reached a stage of 94.2 ft above NGVD of 1929.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, 2,040 ft³/s, from rating curve extended above 1,100 ft³/s on basis of flow-over-dam computation of peak flow, Aug 22, 2009, gage height, 6.30 ft; minimum discharge, 0.00 ft³/s, many days.