06343500 E.A. PATTERSON LAKE NEAR DICKINSON, ND
LOCATION.--Lat 46
×52'11", long 102
×49'37", in NE
14NW
14SW
14 sec.8, T.139 N., R.96 W., Stark County, Hydrologic Unit 10130202, at left edge of spillway and 2 mi
southwest of Dickinson.
DRAINAGE AREA.--400 mi
2, approximately.
MONTHEND-ELEVATION AND CONTENTS RECORDS
PERIOD OF RECORD.--May 1950 to current year. Prior to October 1958, published as Dickinson Reservoir near Dickinson.
GAGE.--Water-stage recorder. Datum of gage is at National Geodetic Vertical Datum of 1929 (levels by Bureau of Reclamation). Prior to Jan. 4, 1961, nonrecording gage at
same site and datum.
REMARKS.--Reservoir is formed by earth-fill dam; storage began May 23, 1950; dam completed Aug. 9, 1950. Total capacity is 24,600 acre-ft at maximum pool, elevation,
2,428.9 ft. Dead storage is 1,000 acre-ft below lowest point of outlet, elevation, 2,404.0 ft. Conservation storage is 9,100 acre-ft between elevations 2,404.0 ft and 2,420.0 ft, crest of
spillway. The crest of the spillway was raised 3.5 ft in 1981 from 2,416.5 ft. Figures given herein represent total contents based on capacity table dated 1991. The reservoir is for flood
control, irrigation, and municipal supply.
COOPERATION.--Records furnished by U.S. Bureau of Reclamation. Extremes are those observed.
EXTREMES FOR PERIOD OF RECORD.--Maximum contents, 11,590 acre-ft, June 9, 1982, elevation, 2,421.13 ft; minimum since initial filling of reservoir, 2,080 acre-ft, Feb. 8,
1993, elevation, 2,408.08 ft.
EXTREMES FOR CURRENT YEAR.--Maximum contents 9,550 acre-ft, Mar. 9, elevation, 2,420.76 ft; minimum, 5,870 acre-ft, Sept. 28 and 30, elevation, 2,417.40 ft.
MONTHEND ELEVATION AND CONTENTS, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
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Elevation
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Contents
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