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<br />RIO GRANDE COMPACT COMMISSION REPORT
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<br />42
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<br />Rio Grande below Caba110 Dam. N. Mex.
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<br />Location.--~~ateT-stage recorder, lat 3205~'05", long 107017131", in NE~SW~ sec. 30. T. 165..
<br />R. 4 W., 2.000, ft upstream from Interstate Highway 25. 4.200 ft downstream from Caballo
<br />Dam, 1.3 miles upstream from Percha diversion dam. and 3 miles northeast of Arrey. Datum
<br />of gage is 4.140,9 ft .bove me.n sea level. datum of 1929, October 13, 1938 to December 31,
<br />1945 at datum 5.0 ft higher.
<br />
<br />Draina.e area,--30,700 sq mi, approximately (includes 2.940 sq mi in closed basin in San Luis
<br />Valley, Colo.).
<br />Average discharge.~-37 years (1938-74) 868 cfs (628.900 acre-ft per year).
<br />Extremes,--1938-74' Maximum daily discharge. 7,650 cfs May 20, 1942; minimum daily, 0.1 cfs
<br />Oct. 31 to Nov. 14. 1954, Nov. 7 to Dec. 31. 1955.
<br />
<br />Remarks,--Records good, Considerable diversion above station for irrigation, Flow regulated
<br />by Caba110 and Elephant Butte Reservoir.
<br />
<br />Monthly and yearly discharge, in cubic feet per second
<br />
<br /> Second- Maximum Minimum Runoff in
<br />Month foot. days daily daily Mean Acre~feet
<br />January 32.0 1.3 1.0 1. 03 63
<br />February 30.8 1.1 1.1 1.10 61
<br />March 61,730.1 2.680 1.1 1,991 122,400
<br />April 37,468 1,990 832 1,249 74.320
<br />May 41.693 1,700 955 1,345 82,700
<br />June 61.170 2,540 1,290 2.039 121,300
<br />July 46,694 2,450 74 1,506 92.620
<br />August 48,971 2,530 734 1.580 97,130
<br />September 25,183.3 2.110 2,2 839 49,950
<br />October 76.3 5.0 2.2 2.46 151
<br />November 47.3 2.2 1.4 1. 58 94
<br />December 32.4 1.4 .9 1. 05 64
<br />Calendar year 1974 323.128.2 2.680 ,9 885 640.900
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<br />Bonito ditch below Caba1lo Dam, N. Mex.
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<br />Records availab1e.--January 1938 to December 1974. Published as supplementary data with
<br />Rio Grande below Caba110 Dam in U.S.G.S. Water-Supply Papers beginning with October 1947.
<br />
<br />Remarks.--Ditch diverts directly from Cabal10 Reservoir for irrigation of lands on right
<br />bank. of river. The total release from Project Storage. as used in computations of
<br />Compact Commission, is the combined flow of this ditch and Rio Grande beloW Caba110 Dam.
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<br />1.lonth1y anu yearly discharge, in cubic feet per second
<br />
<br /> Second~ Maximum Minimum Runoff in
<br />Month foot. days daily daily Mean Acre-feet
<br />J anua ry 0 0 0 0 0
<br />February 0 0 0 0 0
<br />lolarch 134.9 10 0 4.35 268
<br />April 79,2 10 0 2.64 157
<br />May 69.9 10 0 2.25 139
<br />June 84.2 10 0 2.72 167
<br />July 57.8 10 0 1. 86 US
<br />August 79.6 10 0 2.57 158
<br />September 41. 7 10 0 1. 39 83
<br />October 0 0 0 0 0
<br />November 0 0 0 0 0
<br />December 0 0 0 0 0
<br />Calendar year 1974 547.3 10 0 1. 50 1,090
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