USGS Water-Year Summary 2023
403916111575901 (C-2-1)9ccc-1
Basin and Range basin-fill aquifers
Valley Fill
LOCATION - Lat 40°39'16", long 111°57'59" referenced to North American Datum of 1927, in SW 1/4 SW 1/4 SW 1/4 sec.09, T.2 S., R.1 W., Salt Lake County, UT, Hydrologic Unit 16020204,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 795 ft. Upper casing diameter 20 in; top of first opening 187 ft, bottom of last opening 372 ft.
DATUM - Land-surface datum is 4,458.03 ft above National Geodetic Vertical Datum of 1929. Measuring point: Transfer MP created for migration, 0 ft above land-surface datum, Apr. 5, 1966 to Feb. 14, 1989; Top of 16'' Casing, 2.1 ft above land-surface datum, Feb. 14, 1989 to present. Top of casing, 2.10 ft above land-surface datum. Land-surface datum is 4,461.58 ft above National Geodetic Vertical Datum of 1988 from GNSS Level II survey done on August 17, 2023.
PERIOD OF RECORD - April 1966 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 49.75 ft below land-surface datum, Oct 25, 1971; lowest, 86.80 ft below land-surface datum, Jul 25, 1982.