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Water-Year Summary for Site 464836099443803
August 2006 to current year.
WELL CHARACTERISTICS.--Drilled observation well, depth 55 ft, cased with 52 ft of 2-in diameter plastic pipe, 4 in No. 25 slot screen set 5.0 ft to 12.0 ft below land-surface datum.DATUM.--Altitude of land-surface datum is 1,748.5 ft above North American Vertical Datum of 1988 (surveyed by ND State Water Commission, accuracy 0.1 feet). Prior to October 1, 2017, land-surface datum was published as 1,747.2 ft above the National Geodetic Vertical Datum of 1929.
MEASURING POINT.--Top of casing 1.15 ft above land-surface datum.