USGS Water-Year Summary 2024
480746105080104 28N51E33DDCC04
Wiota Gravels
LOCATION - Lat 48°07'46", long 105°08'01" referenced to North American Datum of 1927, in SW 1/4 SE 1/4 SE 1/4 sec.33, T.28 N., R.51 E., Roosevelt County, MT, Hydrologic Unit 10060005,
GROUNDWATER RECORDS
WELL CHARACTERISTICS - Depth 65 ft. Upper casing diameter 4 in; top of first opening 40 ft, bottom of last opening 60 ft. Drilled June 27, 1993.
DATUM - Land-surface datum is 2,070.8 ft above National Geodetic Vertical Datum of 1929. Measuring point: silver paint mark on top of steel casing, 1.9 ft above land-surface datum, Aug. 16, 1993 to present; Top of recorder shelf, 2.2 ft above land-surface datum, Jul. 12, 2011 to present.
PERIOD OF RECORD - August 1993 to current year.
GAGE - Digital recorder set to record every hour from June 6, 2006 to current year.
COOPERATION - Fort Peck Tribes
PERIOD OF DAILY RECORD - June 2006 to current year.
EXTREMES FOR PERIOD OF RECORD - Highest water level, 36.65 ft below land-surface datum, Sept. 18 and 22, 2013 (recorded); lowest, 41.82 ft below land-surface datum, Feb. 1, 2011 (recorded).