USGS Water-Year Summary 2024
410727076402901 MT 258
Valley and Ridge aquifers
Hamilton Group
LOCATION - Lat 41°07'26.9", long 76°40'28.6" referenced to North American Datum of 1983, Montour County, PA, Hydrologic Unit 02050206, on Dennen Hill Road, 0.9 mi northeast from Exchange, Anthony Township.
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 203 ft. Upper casing diameter 6 in; top of first opening 17 ft, bottom of last opening 203 ft.
DATUM - Land-surface datum is 773 ft above North American Vertical Datum of 1988. Measuring point: Top of shelter platform, flush with top of casing, 3.0 ft above land-surface datum, Nov. 7, 2007 to present. Elevation of land surface is from Lidar.
PERIOD OF RECORD - December 2007 to current year.
GAGE - Data collection platform with 15-minute recording interval. Satellite telemetry at station.
COOPERATION - Site maintained in cooperation with the Pennsylvania Department of Environmental Protection and the U.S. Geological Survey.
EXTREMES FOR PERIOD OF RECORD - The extremes shown are extremes of the instantaneous depth below land surface for the period of record indicated above. Highest water level, 25.08 ft below land-surface datum, Oct. 04 and 05, 2011; lowest, 33.57 ft below land surface datum, Oct 31 and Nov 1, 2020.