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USGS 405125073420702 N 6282. 2

PROVISIONAL DATA SUBJECT TO REVISION

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LOCATION.--Lat 40°51'24.8", long 73°42'05.3" referenced to North American Datum of 1983, Nassau County, NY, Hydrologic Unit 02030201, Located at Helen Keller National Center for Deaf-Blind Youths and Adults, 300 ft north of Middle Neck Road, westernmost well, Sands Point.
WELL CHARACTERISTICS.--Depth 396 ft. Upper casing diameter 6 in; top of first opening 378 ft, bottom of last opening 388 ft.
PERIOD OF RECORD.--August 1957 to January 2000, January 2002 to November 2008, July 2011 to current year. Unpublished records for August 1957 to September 1975 are available in the files of the U.S. Geological Survey.
GAGE.--Water-level recorder installed January 11, 2003; 15-minute recording interval. Periodic manual measurements made by USGS personnel.
REMARKS.--Water level affected by tidal fluctuation and nearby pumping. Cellular water-level telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Highest water level recorded, 11.49 ft above sea level, May 31 and June 1, 1983; lowest recorded, 50.36 ft below sea level, August 27, 2016.

Gage PhotoStation image

 

This station managed by the NY Water Science Center Coram.

Available Parameters Available Period
All 1 Available Parameters for this site
  
62610 Elevation, GW, NGVD29 2007-10-01  2019-09-13

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Days  (7)
 

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Summary of all available data for this site
Instantaneous-data availability statement
*** There are no data available on the Waterdata system for the time period specified,
    although data may be available in the files of the local USGS office operating the station.