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<br />Cc;ll101
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<br />LOS PINOS RIVER NEAR ORTIZ, COLO.
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<br />LOCATION - Water.stage recorder, lat. 36 degrees 58 min., long, 106 degrees 3 min" in
<br />New Mexico, in N'h sec. 34, T. 32 N., R. 8 E., 1 mile south of Colorado-New Mexico
<br />State line, 2 miles southwest of Ortiz, and 2% miles upstream from mouth.
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<br />DRAINAGE AREA - 167 square miles.
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<br />RECORDS AVAILABLE - October 1933 to October 1941 (except winters) in reports of
<br />GeOlogical Survey. January 1914 to November 1920 and October 1924 to October 1941
<br />(except winters) in reports of State Engineer. April 1941 to OctOber 1941 (Compact
<br />months only) in report of Rio Grande Compact Commission.
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<br />EXTREMES -- Maximum discharge during year, 3,160 second-feet May 12 (gage height
<br />5.77 feet); minimum daily discharge recorded, 17 second-feet September 12, but may
<br />have been less during periods of January to March and November and December.
<br />1914-20. 1924-41: Maximum discharge, 3,160 second-feet May 12, 1941; minimum daily
<br />discharge, 5 second-feet August 11, Sept. 19. 1934.
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<br />:REMARKS - Records good. During periods of missing gage heights June 22 to 28,
<br />July 20 to 23, discharge computed on basis of two discharge measurements and com.
<br />parison with a related station. Diversions above station for irrigation,
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<br /> Discharge, in second-feet, calendar ~'ear 1941
<br />Day Jan. Feb. Mar, ApI', May June July Aug. Sept. Oct. Nov. Dec.
<br />1 52 303 893 389 42 24 60 .,- .
<br />2 45 370 845 366 38 24 46
<br />3 46 503 857 334 36 22 45
<br />4 45 558 800 317 34 20 52
<br />5 50 652 724 320 34 20 52
<br />6 50 875 682 303 36 18 58
<br />7 48 1,080 806 276 60 18 45
<br />8 55 1,290 875 247 38 18 55
<br />9 68 1,360 703 234 77 21 50
<br />10 79 1,430 632 210 77 20 43
<br />11 70 1,590 604 196 53 19 42
<br />12 68 2,040 554 190 46 17 38
<br />13 70 2.410 541 182 46 18 57
<br />14 60 2,270 536 176 48 52 166
<br />15 66 1,830 536 173 60 42 112
<br />16 70 1,580 545 163 53 30 105
<br />17 77 1,620 572 173 52 27 96
<br />18 68 1,780 637 158 53 26 87
<br />19 60 1,540 682 132 42 24 87
<br />20 57 1,160 703 150 37 42 102
<br />21 58 1,010 682 120 36 79 100
<br />22 57 1,140 650 i60 48 42 100
<br />23 57 1,150 640 137 36 70 100
<br />24 55 1,260 650 85 31 55 114
<br />25 68 1,360 680 83 27 37 117
<br />26 75 1,440 620 77 2& 30 117
<br />27 100 1,460 560 71 24 27 110
<br />28 140 1,320 500 64 22 26 107
<br />29 173 1,150 477 57 22 81 98
<br />30 237 1,040 416 50 27 100 92
<br />31 968 45 25 92
<br />.---"------.. .~ .---- .-----.-
<br /> Second- Run-off in
<br /> Month foot-days Maximum Minimum Mean acre-feet
<br />J anuary ..,_.....................~"..,......,..~._...~.........,.........._...
<br />February ....mm........................ ~............,......,...... ...........
<br />March .....,....,........~.."...........................'m......"........m....
<br />April .._.n...._..... Uh..On ___. _____..___n_ .____ __ no... n_Ono. _. ___ 2,224 237 45 74.1 4,410
<br />May __.hu...__n..____.........___h........._____ .__..<bU'_"___" 39,539 2,410 303 1,275 78,420
<br />June -.--.-----...---..____.uhO___n____.._.____.____...__n.._.n___.. 19,602 893 416 653 38,880
<br />July .. ...... '.............. ............... '_..~.........m............ 5,638 389 45 182 11,180
<br />August .....,......,...,~.........~..m..~..~_.m......~m.......m 1,286 77 22 41.5 2,550
<br />September --...n__...__...._____...h____..._____.____...__..____ 1,049 100 17 35.0 2,080
<br />October __n_h_..._____________.............._____________...________ 2,545 166 38 82 5,050
<br />November u___. ....__ ....Un......_____....___... _. ............_..Uh......__ ....h._.._
<br />December -- _..h...._ __..._._...._....... .nn____ ..n,u ____ U ...____h'. ._,.
<br />Year ....h_.....hU..,__....___ _n..h_____..nn_n.._h___ 71,883 2,410 17 335.9 142,570
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