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Water-Year Summary for Site 01306460

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  • Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
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Available Parameters
00060 Discharge(Mean)  

Water year 2019: 2019-10-01 to 2020-09-30

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USGS Water-Year Summary 2019
LOCATION - Lat 40°46'19", long 73°09'31" referenced to North American Datum of 1983, Suffolk County, NY, Hydrologic Unit 02030202, 10 ft downstream from bridge on dirt road in Connetquot River State Park Preserve, 1.8 mi upstream from gaging station 01306495, 2 mi southwest of Central Islip.
DRAINAGE AREA - 21.9 mi² of which 5.60 mi² probably is noncontributing.
REVISIONS HISTORY - WDR-US-2009: Drainage area.
PERIOD OF RECORD - Occasional low-flow measurements, water years 1968, 1973-77. November 1977 to current year.
GAGE - Water-stage recorder and wooden stoplog control. Datum of gage is 15.10 ft above NGVD of 1929 and 13.98 ft above NAVD of 1988 (VERTCON).
REMARKS - Satellite gage-height telemeter at station.
Water Years 2014-18: Records fair except those for estimated daily discharges and those above 160 ft³/s, which are poor.
EXTREMES FOR PERIOD OF RECORD - Maximum discharge, about 510 ft³/s, Aug. 13, 2014, gage height, 5.02 ft, backwater from debris, from rating curve extended above 80 ft³/s; minimum discharge, 9.0 ft³/s, Aug. 18, 19, 2002, gage height, 2.24 ft.