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<br />o In 6 4 7
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<br />Appendix S
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<br />1'10llTHLY Sill4MARY OF DISCHARGE
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<br />Little Bighorn River near Hardin, /.Iontana
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<br />Location.--Lat 45044', long 107034', on line between SEk sec. 18 and NEt
<br />sec. 19, T. 1 S., R. 34 E., on right bank 425 ft upstream from county
<br />road bridge, about a quarter of a mile upstream from mouth, and 2.4
<br />miles east of Hardin.
<br />
<br />Records available.--June 1953 to September 1957.
<br />
<br />Gage.-Water-stage recorder. Prior to Oct..';,:j',. 1953, wire-weight gage on
<br />bridge 425 ft downstream at different datura.
<br />
<br />Extremes.-Maximum discharge during year, 2,990 cfs June 19 (gage height
<br />8.00 ft); maximum gage height, 9.56 ft Feb. 26 (backwater from ice);
<br />minimum discharge, 22 cfs Oct. 4.
<br />
<br /> 1953-57: Naximum discharge, t:lat of June 19, 1957; maximum gage
<br /> height, 11.16 ft Mar. 20, 1956 (backwater from ice); minimum discharge,
<br /> 4.2 cfs Aug. 10, 1956.
<br /> Second- Runoff in
<br /> Honth foot days llaximum Minimum Mean Acre-feet
<br /> October 1956 2,097 120 26 67.6 4,160
<br /> November 3,862 163 100 129 7,660
<br />. December 3,209 130 55 104 6,360
<br />January 1957 2,788 105 65 89.9 5,530
<br /> February 7,454 1,SQO 94 266 14,780
<br /> March 6,592 823 141 213 13,080
<br /> April 8~460 1,560 141 282 16,780
<br /> May 13, 942 950 213 450 27,650
<br /> June 42,653 2,700 658 1,422 84,600
<br /> July 12,943 1,110 110 US 25,670
<br /> August 3,642 255 64 li7 7,220
<br /> September 1957 5.361 248 li5 179 10.630
<br /> Water year 1955-57 113,003 2,700 26 310 224,100
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<br />12.
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