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USGS 01306460 CONNETQUOT BK NR CENTRAL ISLIP NY

PROVISIONAL DATA SUBJECT TO REVISION

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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.
PERIOD OF RECORD.--Occasional low-flow measurements, water years 1968, 1973-77. November 1977 to current year.
REVISIONS HISTORY.--WDR-US-2009: Drainage area.
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.

Peak Flow and Stage Information

Gage PhotoStation image

 

This station managed by the NY Water Science Center Coram.

Available Parameters Available Period
  
2007-10-01  2019-11-13
2007-10-01  2019-11-13







 (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: 16.9 11-13-2019   07:00 EST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Nov 13 based on 41 water years of record more
Min
(2017)
Most Recent
Instantaneous
Value Nov 13
25th
percen-
tile
Median Mean 75th
percen-
tile
Max
(1985)
13.4 16.9 18 22 24 27 42.5


Gage height, feet

Most recent instantaneous value: 2.66 11-13-2019   08:00 EST
Graph of  Gage height, feet

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