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USGS 01304000 NISSEQUOGUE RIVER NEAR SMITHTOWN NY

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 40°50'58", long 73°13'27" referenced to North American Datum of 1983, Suffolk County, NY, Hydrologic Unit 02030201, on left bank 0.5 mi downstream from New Mill Pond, 1.0 mi southwest of Smithtown, and 1.5 mi southwest of Village of Smithtown Branch.
DRAINAGE AREA.--27 mi².
PERIOD OF RECORD.--October 1943 to current year.
REVISIONS HISTORY.--WSP 1141: Drainage area.
GAGE.--Water-stage recorder and concrete control. Datum of gage is 9.59 ft above NGVD of 1929 and 8.52 ft above NAVD of 1988 (VERTCON).
REMARKS.--Occasional regulation caused by cleaning of fish screens and trash racks at outlet of New Mill Pond on main stream and ponds on tributaries above station. Satellite gage-height telemeter at station.
Water years 2014-19: Records good except those for estimated daily discharges, which are fair.
EXTREMES FOR PERIOD OF RECORD.--Maximum discharge, 952 ft³/s, Jan. 22, 1979, gage height, 3.22 ft, result of dam failure; minimum discharge, 16 ft³/s, June 5, 6, 1967; minimum gage height, 0.46 ft, Feb. 9, 1951.
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This station managed by the NY Water Science Center Coram.

Available Parameters Available Period
  
2007-10-01  2021-01-24
2007-10-01  2021-01-24







 (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement


Discharge, cubic feet per second

Most recent instantaneous value: 38.5 01-24-2021   14:15 EST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Jan 24 based on 76 water years of record more
Min
(1967)
25th
percen-
tile
Most Recent
Instantaneous
Value Jan 24
Median Mean 75th
percen-
tile
Max
(1998)
21.0 38 38.5 44 46 49 123


Gage height, feet

Most recent instantaneous value: 0.67 01-24-2021   14:15 EST
Graph of  Gage height, feet

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