USGS 412714073331301 Local number, P-1205, at Putnam Lake NY


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LOCATION.--Lat 41°27'14", long 73°33'13" referenced to North American Datum of 1927, Putnam County, NY, Hydrologic Unit 02030101, at Putnam Lake.
WELL CHARACTERISTICS.--Depth 14 ft. Upper casing diameter 2 in; top of first opening 5 ft, bottom of last opening 15 ft. Well filled in from original depth of 15 ft, cased to 5 ft (screen, 5 ft to 15 ft).
DATUM.--Land-surface datum is 426.46 ft above North American Vertical Datum of 1988. Measuring point: Top of extended casing, 2.90 ft above land-surface datum, Jun. 2, 2016 to present.  
PERIOD OF RECORD.--December 2006 to current year.
GAGE.--Water-stage recorder--15 minute; periodic manual measurements by USGS personnel.
REMARKS.--Levels were processed August 2015, showing a .50 ft change in the measuring point. A 0 ft to -.35 ft correction was prorated and applied for Nov. 15, 2006 through Oct. 5, 2011 to correct the water level data. This prorated correction should be applied to the values published in Volume 1 of the Water Resources Data reports for those water years. Various other datum corrections related to the MP movement ranging between -.34 ft and -.44 ft have been applied between Mar. 31, 2012 and Sept. 30, 2015. The values presented on USGS web pages have been corrected. Satellite water-level telemeter at station.
EXTREMES FOR PERIOD OF RECORD.--Highest water level, 1.07 ft above land-surface datum, Mar. 7, 2011; lowest water level, 6.24 ft below land-surface datum, Oct. 20, 21, 2016.
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This station managed by the NY Water Science Center Milford.

Available Parameters Available Period
2007-10-01  2023-03-30


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Depth to water level, feet below land surface

Most recent instantaneous value: 2.16 03-30-2023   11:15 EST
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