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<br />RIO GRANDE COMPACT COMMISSION REPORT
<br />
<br />Santa Fe River near Santa Fe, N. Mex.
<br />
<br />Location.--Water-stage recorder and concrete control, lat 35041'12", long 105050'35", in NE\SE\
<br />sec. 23, T. 17 N., R. 10 E., 0.4 mile downstream from McClure Dam, and 5.3 miles east of
<br />Santa Fe. Altitude of gage is 7,718 ft. Prior to Nov. 4, 1930, at site 1.5 miles downstream,
<br />and Apr. 11, 1931 to Sept. 3D, 1947, at site 0.3 mile upstream, each at different datum.
<br />
<br />Drainaqe area.--18.2 sq mi.
<br />Averaqe discharqe.--68 years (1913-80), 7.94 ft3/s (5,750 acre-ft per year).
<br />Extremes.--1913-80: Maximum discharge, 1,500 ft3/s Aug. 14, 1921; minimum daily, 0.1 ft3/s
<br />Feb. 7-10, 20, 21, 1927, Aug. 1-4, 1951.
<br />
<br />Remarks.--Records good. Flow regulated by McClure Reservoir, completed in 1926, raised in 193~
<br />and again in 1947.
<br />
<br />Monthly and yearly discharge, in cubic feet per second
<br />
<br /> Month Second- Maximum Minimum Mean Runoff in
<br /> foot-days daily daily acre-feet
<br />January 28.67 1.0 0.89 0.92 57
<br />February 32.2 1.3 1.0 1.11 64
<br />Harch 32.22 1.1 .9B 1.04 64
<br />Apr il 140.0 7,B 1.1 4.67 27B
<br />May 996.1 52 7.1 32.1 1,980
<br />June 1,037.B 71 9,B 34,6 2,060
<br />July 353.6 13 9.1 11.4 701
<br />August 311.6 12 4.4 10.1 61B
<br />September 146.1 6.0 4.4 4.87 290
<br />October 145.3 6,1 2.B 4.69 2BB
<br />November 92.54 4.4 .B9 3.08 184
<br />December 167.4 8.8 .90 5.40 332
<br />Calendar year 1980 3,483.53 71 .89 9,52 6,910
<br />
<br />Rio Grande below Cochiti Dam, N. Hex.
<br />
<br />Location.--Water-stage recorder, lat 35037'05", long 106019124", in SW\NE\ sec. 17, T. 16 N., R. 6 E.,
<br />in Pueblo de Cochiti Grant, 320 feet upstream from bridge on State Highway 22, 700 feet downstream from
<br />Cochiti Dam, and 1.4 miles northeast of Cochiti Pueblo. Datum of gage is 5,226.08 ft above mean sea
<br />level, datum of 1929. Prior to Nov. 14, 1973, at site 2.4 mi downstream at altitude 5,210 ft.
<br />Nov. 14, 1973 to Jan. 8, 1976, at site 320 ft downstream at datum 1.79 ft lower.
<br />
<br />Drainaqe area.--14,900 sq mi, approximately (includes 2,940 sq mi in closed basin in San Luis Valley,
<br />Colo.) .
<br />
<br />Averaqe discharqe.--10 years (1971-80) 1,182 ft3/s (856,400 acre-ft per year).
<br />
<br />Extremes.--1971-80:
<br />prlor to closure
<br />
<br />Maximum discharge, 10,300 ft3/s July 26, 1971, at
<br />of Cochiti Dam; minimum discharge, 0.51 ft3/s Aug.
<br />
<br />site 2.4 miles downstream and
<br />3-5, 1977, Aug. 27-28, 1978.
<br />
<br />Remarks.--Records good. Since Nov. 12, 1973, flow completely regulated by Cochiti Dam. Cochiti
<br />eastside main canal on left bank and Si1i main canal on right bank bypass station.
<br />
<br />Monthly and yearly discharge, in cubic feet per second
<br />
<br /> Month Second- Maximum Minimum Mean Runoff in
<br /> foot-days daily daily acre-feet
<br />January 21,297 B20 567 687 42,240
<br />February 26,094 1,210 772 900 51,760
<br />March 26,122 1,360 491 B43 51,810
<br />April 66,074 4,710 610 2,202 131,100
<br />May 187,260 6,840 4,660 6,041 371,400
<br />June 175,690 6,580 4,030 5,856 348,500
<br />July 54,324 3,950 562 1,752 107,800
<br />August 17,265 1,030 52 557 34,250
<br />September 10,287 763 49 343 20,400
<br />October 9,202 713 82 297 18,250
<br />November 36,386 1,340 342 1,213 72,170
<br />December 41,450 1,630 1,160 1,337 82,220
<br />Calendar year 1980 671,451 6,840 49 1,835 1,332,000
<br />
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