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- Water-Year Summary reports summarize a year of hydrologic data in a printer-friendly format.
- For water years 2014 onward, choose a water year and parameter and an on-demand Water-Year Summary report will be generated.
- For water years 2006 through 2013, choose a water year and an Annual Water Data Report will be provided.
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USGS Water-Year Summary 2024
465755102410701 140-095-08AAA
Lower Tertiary aquifers
Sentinel Butte-Tongue River Members of Fort Union Formation
Sentinel Butte-Tongue River Members of Fort Union Formation
LOCATION - Lat 46°57'41.25", long 102°41'08.11" referenced to North American Datum of 1983, in NE 1/4 NE 1/4 sec.08, T.140 N., R.95 W., Stark County, ND, Hydrologic Unit 10130202,
GROUNDWATER RECORDS
DATUM - Land-surface datum is 2,421.92 ft above North American Vertical Datum of 1988. Measuring point: MP top of 4-in plastic casing, 1.7 ft above land-surface datum, Dec. 19, 1968 to present.
PERIOD OF RECORD -
December 1968 to current year.
EXTREMES FOR WATER YEAR 2014.--Highest water level, 14.95 ft below land-surface datum, October 19; lowest water level, 17.07 ft below land-surface datum, March 7.
EXTREMES FOR WATER YEAR 2015.--Highest water level, 16.16 ft below land-surface datum, October 1; lowest water level, 17.74 ft below land-surface datum, September 28, 29.
EXTREMES FOR WATER YEAR 2016.--Highest water level, 17.38 ft below land-surface datum, May 8; lowest water level, 18.49 ft below land-surface datum, September 25.
GAGE -
EXTREMES FOR PERIOD OF RECORD - Highest water level, 14.05 ft below land-surface datum, June 9, 2011; lowest water level, 22.64 ft below land-surface datum, February 25, 1993.
