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<br />QC) 34
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<br />RIO GRANDE COMPACT COMMISSION REPORT
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<br />Conejos River near MogoteJ Colo,
<br />
<br />(. ,.;
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<br />Location,--Water-stage recorder, lat 37003'20", long 106011'20", in SE~ sec.341 T,33 N" R.7 E. I on right bank
<br />20 it downstream from bridge on State Highway 174, three-quarters of a mile downstream from Fox Creek
<br />and 5t miles west of Mogote. Altitude of gage is 8,240 ft.
<br />
<br />Drainage area.--282 sq mi.
<br />
<br />Average discharge.-- 56 years (1904, 1912-66.), 336 cfs (243, 300 acre-ft per year).
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<br />Extremes,--1903-5, 1911-66: Maximum discharge, 9,0.00 cfs Oct, 5, 1911 {gage height, 8.50 ft, from rating curve
<br />extended above 3,000 cfs; minimum daily determined, 10 cfs July 18, 1904,
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<br />Remarks.--Records good except those for winter months, which are fair. Diversions above station for irrigation
<br />of about 500 acres, Since 1951 flow partiy regulated by Platoro Reservoir,
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<br />,,--\
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<br />Monthly and yearly discharge, in cubic feet per second
<br />
<br /> Month Second- Maximum Minimum Runoff in
<br /> foot-days daily daily Mean Acre-feet
<br />January ..,.".......,.....,.., 1,877 80 48 60,5 3,720
<br />February , . . , ' , , , , . . . ' . , , ' , , . . . 1,760 75 58 62,9 31490
<br />March.,.. .... ., , " , ..' ., ., ,... I 3,936 244 77 127 7,810
<br />April.........,'....,..'."" .. 10,186 715 213 340 20,200
<br />May ,.",..".....,......,.,., 41,8'77 1,950 725 1,351 83, 060
<br />June .".,.........,.,.,.....,' 25,022 1,710 396 834 49,630
<br />July "..,..,..".".,.,',.,... 6,636 401 153 214 13,160
<br />August ..' ..,......,...."..,. 4,037 304 71 130 8,010
<br />September .....,.. .,....."..,' 1,564 69 46 52.1 3,100
<br />October ,.".,...............,' 1,982 96 48 63,9 31930
<br />November ."..........,....,.. 10,541 855 53 351 20,910
<br />December . . . , , , . . . ' . , . , , , . , . . , 2,282 198 40 73,6 4,530
<br />Calendar Year 1966 ,.".,...... 111,700 1,950 40 306 221, 600
<br />
<br />San Antonio River at OrtiZ, Cola,
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<br />Locat1on,--Water-stage recorder, lat 37000', long 106002', in New Mexico in sec, 19, T.32 N., R.9 E., on left bank
<br />a quarter of a mile south of New Mexico-Colorado state line, half a mile south of Ortiz, and half a mile upstream
<br />from Los Pinos River. Altitude of gage is 8,000 ft.
<br />
<br />DrainaJite area.--110 sq mi,
<br />
<br />Average discharge,--26 years (1941-66), 26.5 cfs (19,190 acre-ft per year),
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<br />Extremes,--1920, 1925-66: Maximum discharge, 1,750 cfs Apr. 15, 1937 (gage height, 5.38 ft), from rating curve
<br />extended above 1,100 cfs; no flow at times,
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<br />Rernarks.--Records good above 10 ds and fair below, A few small diversions above station for irrigation,
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<br />Monthly and yearly discharge1 in cubic feet per second
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<br /> Month Second- Maximum Minimum. Mean Runoff in
<br /> foot-days dally dally Acre-feet
<br />January . , , . . . . . . . . . . . . . . . , ' . , 93 - - 3 184
<br />February , . . , , . ' . . . . . . , . . . . ' . . . 56 - - 2 111
<br />March . . . . . . . , . , . . , , , , . , , , . . . . 1,958 180 - 63.2 3,880
<br />April ......,...,........,..... 3,361 210 47 112 6,670
<br />May .........,...,.,...,...". 1,994.7 188 9.7 64, 3 3,960
<br />June ......,..........,.....'.' 129,2 15 ,2 4.31 256
<br />July .......""".,..,',.,..,' 131. 9 50 0 4,25 262
<br />August ' . . . . . . , , , , , . , ' , . . , . . . . 159,4 36 ,1 5, 14 316
<br />September .,... ,.....,.,..,.,. 16,5 2.3 0 ,55 33
<br />October ""....,...,.....,..,. 62.1 4.1 ,5 2,00 123
<br />November . , . . . . . . . . . , . . . . . , . , . 89,0 5,0 1.2 2,97 177
<br />December ,..",.",.""....., 251. 6 7B - 8, 12 499
<br />Calendar year 1966 .,....,.,... B, 302, 4 210 0 22,7 16,470
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