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USGS 404958073085001 S 1812. 3

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 40°49'58.7", long 73°08'48.2" referenced to North American Datum of 1983, Suffolk County, NY, Hydrologic Unit 02030202, at southwest corner of Smithtown Boulevard and Nichols Road, Ronkonkoma.
WELL CHARACTERISTICS.--Depth 50 ft. Upper casing diameter 2 in; top of first opening 46 ft, bottom of last opening 50 ft. Datum of gage is NGVD of 1929.
PERIOD OF RECORD.--May 1982 to current year.
GAGE.--Water-level recorder installed August 2008; 15-minute recording interval. Periodic manual measurements by USGS personnel.
REMARKS.--Replaced well S1812.2 in May 1982 near same location. Unpublished records from April 1937 to September 1975 for wells S1812.1 to S1812.2 are available in files of the Geological Survey. Cellular water-level telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Highest water level recorded, 52.44 ft above NGVD 29, April 27, 2010; lowest measured, 40.07 ft above NGVD 29, August 21, 2002.
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> Rating Information
This station managed by the NY Water Science Center Coram.

Available Parameters Period of Record
  
2008-08-01  2022-10-02








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Summary of all available data for this site
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Groundwater level above NGVD 1929, feet


Graph of DAILY Groundwater level above NGVD 1929, feet

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