USGS Water-Year Summary 2024
412714073331301 P-1205, at Putnam Lake NY
Sand and gravel aquifers (glaciated regions)
Outwash
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.
GROUNDWATER RECORDS
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.
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.