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USGS 404859073194002 S 75454. 2

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 40°49'00.5", long 73°19'38.0" referenced to North American Datum of 1983, Suffolk County, NY, Hydrologic Unit 02030202, at Dix Hills Park and Golf Course, 180 ft west of DeForest Road, 154 ft north of parking lot, northernmost well, Dix Hills.
WELL CHARACTERISTICS.--Depth 740 ft. Upper casing diameter 4 in; top of first opening 730 ft, bottom of last opening 735 ft.
DATUM.--Land-surface datum is 230.7 ft above National Geodetic Vertical Datum of 1929. Measuring point: Top of casing, 0.14 ft below land-surface datum, 230.56 ft above land-surface datum, Mar. 27, 1984 to present.
PERIOD OF RECORD.--March 1984 to current year.
GAGE.--Water level recorder installed February 2020. Periodic manual measurements by USGS personnel.
EXTREMES FOR PERIOD OF RECORD.--Highest water level measured, 74.05 ft above NGVD of 1929, Mar. 21, 1991; lowest recorded, 60.46 ft above NGVD of 1929, Sept. 8, 2023.
> Rating Information
Available Parameters Available Period
  
2020-02-21  2024-10-24








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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.