USGS Water-Year Summary 2023
442450071052301 SJW 2, Town of Shelburne
Sand and gravel aquifers (glaciated regions)
Outwash
LOCATION - Lat 44°24'50", long 71°05'23" referenced to North American Datum of 1927, Coos County, NH, Hydrologic Unit 01040001, 1.2 mi northwest of Shelburne, approximately 300 ft south of North Rd., and 1,000 ft north of the Androscoggin River. Owner: Oxford Paper Company.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 40.7 ft. Upper casing diameter 2 in; top of first opening 37.7 ft, bottom of last opening 40.7 ft. Bored, unused water-table well.
DATUM - Land-surface datum is 707.51 ft above North American Vertical Datum of 1988. Measuring point: Undefined, distance above land-surface datum not defined, UNDEFINED BEGIN DATE to present; top of casing, 2.2 ft above land-surface datum, Aug. 7, 1991 to present; Undefined, 2.16 ft above land-surface datum, Sep. 30, 2016 to Apr. 18, 2017; Undefined, 2.15 ft above land-surface datum, Apr. 19, 2017 to present.
PERIOD OF RECORD - September 1991, April 1995 to current year.
GAGE - Electronic water-level recorder with hourly readings. Prior to September 2016, monthly readings were published.
COOPERATION - USGS Groundwater and Streamflow Information Program.
EXTREMES FOR PERIOD OF RECORD - Highest water level measured, flowing at 2.84 ft above land-surface datum, October 29, 2017; lowest water level measured, 7.66 ft below land-surface datum, October 21, 2016.