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<br />RIO GRANDE COMPACT COMMISSION REPORT
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<br />Conejo~ River_near Mogote, Colo.
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<br />.....~ Location.--Water-stage recorder, lat 37003'14", long 106011'13",.in SE1/45E1/4 sec. 34, T. 33 N., R. '1 E., on,right bank 25 ft
<br />upstre~m from bridge on State Highway 174, 0.4 mi downstream from Fox Creek, and 5.3 mi west of Mogote. Datum of gage
<br />is 8,271.54 ft above ~.e~n sea level.
<br />Draina~e area.-282 sq mi.
<br />Averal!e dischaq~e.--90 years (1904,1912-2000),327 ft3/s (236,900 acre-ft per year).
<br />Extremes.-.1903-05, 1911-2000: Maximum discharge, 9,000 f? /s Oct. 5, 1911 (gage height, 8.50 ft), from rating curve extended
<br />above 3,100 fr3/s; minimum daily determined, 10 f~ /sJuly 18, 1904.
<br />Remarks..-Records good except those for winter months, which are fair. Diversions above station for irrigation of about
<br />500 acres. Since 1951 flow partly regulated by Platoro Reservoir.
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<br /> Monthly and yearly discharge, in cubic feet per second
<br /> Second- Maximum Minimum RWlOff in
<br />Month foot-days daily daily Mean acre-feet
<br />January 1,178 43 32 38.0 2,340
<br />February 1,342 53 41 46.3 2,660
<br />March 1,934 104 46 62.4 3,840
<br />April 7.049 562 70 235 13,980
<br />May 21,447 1,330 327 692 42,540
<br />June 11 ,605 902 207 387 23,020
<br />July 5,357 255 90 173 10,630
<br />August 4,4S9 212 101 145 8,900
<br />September 1,917 89 37 63.9 3,800
<br />October 2,726 136 45 87.9 5,410
<br />November 1,915 94 40 63.8 3,800
<br />December 1,315 54 35 42.4 2,610
<br />Calendar year 2000 62,274 1,330 32 170 123,500
<br /> San Antonio River at Ortiz, Cola,
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<br />Location.--Water-stage recorder, lat 36059'35", long 106002'17", in New Mexico in NE1/4SEl/4, sec. 24, T. 32 N., R. 8 E., on left
<br />bank 800 ft south of New Mexico-Colorado State line, 0.4 mi southeast of Ortiz, and 0.4 mi upstream from Los Pinos River.
<br />Altitude of gage is.7,970 ft.
<br />Drainaile area.--110 sq mi.
<br />Avera~e dischanre.-60 years (1941-2000), 25.7 ft'/s (18,620 acre-ft per year).
<br />Extremes.-1920, 1925~2000: Maximum discharge, 1,750 f~ /5 Apr. 15,1937 (gage height, 5.38 ft), from rating curve extended
<br />above'I,100 f~/s; no flow at times.
<br />Remarks..-Records good except those for winter months, which are fair. A few small diversions above station for irrigation.
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<br /> Monthly and yearly discharge, in cubic feet per second
<br /> Second... Maximum Minimum Runoff in
<br />Month foot-days daily daily Mean acre-feet
<br />January .33.45 2.0 0.35 1.08 '66
<br />February 91.9 3.9 2.6 3.17 182
<br />March 330.8 31 3.8 10,7 656
<br />April 1,249 68 10 41.6 2,480
<br />May 491.2 49 1.6 15.8 974
<br />June 10.33 1.2 .00 .34 20
<br />July 2.76 1.2 .00 .09 5.5
<br />August 8.27 1.5 ,00 .27 16
<br />September 1.89 .59 .00 .06 3.7
<br />October 154.25 23 .95 4.98 306
<br />November 105.9 4.7 2.9 3.53 210
<br />December 79.6 3.2 2.0 2.57 158
<br />Calendar year 2000 2,559.35 6S 100 6.99 5,080 .
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