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USGS 421821074012701 Local number, G-390, near Cairo NY

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information
LOCATION.--Lat 42°18'21.0", long 74°01'26.8" referenced to North American Datum of 1983, Greene County, NY, Hydrologic Unit 02020006, near Cairo.
WELL CHARACTERISTICS.--Depth 408 ft. Upper casing diameter 8 in; top of first opening 34.5 ft, bottom of last opening 408 ft.
DATUM.--Land-surface datum is 490.59 ft above North American Vertical Datum of 1988. Measuring point: Top of floor of metal shelter, 1.51 ft above land-surface datum, Aug. 1, 2024 to present.  
PERIOD OF RECORD.--August 2024 to current year.
GAGE.--Water-stage recorder--15 minute; periodic measurements by USGS personnel.
REMARKS.--Satellite water-level telemeter at station. Water level is affected by nearby periodic pumping.
EXTREMES FOR PERIOD OF RECORD.--Highest water level, 16.38 ft below land-surface datum, Jan. 3, 4, 2025; lowest water level, 34.81 ft below land-surface datum, Aug. 29, 2024, affected by nearby pumping.
> Rating Information
This station managed by the NY Water Science Center Troy.

Available Parameters Period of Record
  
2024-08-02  2025-06-08








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