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<br /> KONTHLY StMlARY OF DISCHARGE
<br /> SAN ANTONIO RIVER AT ORTIZ, COLORADO
<br /> Location.- Water-stage recorder, lat. 370 00'. long. 1060 02'. in New Mexico, in Sec. 19, T. .32 N.. R. 9 E., a
<br /> quarter of a mile south of Colorado_New Mexico State line, half a mile south o~ Ortiz and balf a mile upstream
<br /> from Los Pinoe Creek.
<br /> Drains/ote A rea. _ 110 square mile:!l.
<br /> Records A.vailable.- January to october 1915, May to October 1920, October 1924 to December 1950.
<br /> Extremes. _ &ximum discharge during year, 300 second-feet April 24 (gage height 2.53 feet); no flow at times.
<br /> 1915, 1919-20, 1924-1950; Maximum discharge 1,750 second-feet April 15,
<br /> 1937 (gage height 5.36 feet), from rating curve extended above 1,100
<br /> second_feet; no flow at times.
<br /> Remarks._ Records comlidered good above 20 second_feet and fair belov. A few small diversions above station
<br /> for irrigation.
<br /> Second~ Run-oft' in
<br /> .}.lonth foot-da.ys Ma.ximum /.UniltlU!'\ Mean Acre-feet
<br /> Ja.nuary - - - - - - - - - - - - - - - --c- 62 - - 2.0 ~~i
<br /> February - - - -- - - - - - - - - - 98 - - 3.5
<br /> March - - - - - - - - - - - - - - - - )78.2 30 4.4 12.2 750
<br /> April - - - . - - - - - - - - - - - - 3,198 234 28 107 6,340
<br /> May - - C - - - - - - - - - - - - - - 1,159.0 9? 8.2 37~4 2,300
<br /> J=e - - - - - - - - - - - - - - - - 114.6 -19 0 3.82 227
<br /> July - - - - - . - - - - - - - - - - 64.0 24 0 2.06 127
<br /> Augus t- - - - - . - - - - - - - - -- 15.3 2.5 0 .49 30
<br /> September - - - - - - - - - - - - - - 31.6 6.1 0 1.05 63
<br /> Ootober - - - - . - - - - - - - - - - 60.4 6.1 .6 1.95 120
<br /> November - - - - - - - - - - - - - - 124.8 8.8 1.1 4.16 248
<br /> December - - - - - - - - - - - - - - 77.5 - - 2.5 154
<br /> Year _ _ _.l':!.'~. _ _ ~._ ~ - - -- - -- 5,383.4 234 0 14.7 10 ,b80
<br /> WS PINOS R:ryER NEAR ORTIZ, COWRADO
<br /> Location.- Water-stage recorder, lat. 36058', long. 106003', in New Mexico, in Nt Sec. 34, T. 32 N., R. 8 E.,
<br /> 1 mile south of Colorado_New Mexico State line, 2 miles southwest of Ortiz and 2t miles upstream from mouth.
<br /> DrainalO!:e Area.- 167 square miles.
<br /> Records Available.- Janua17 1914 to Novembel' 1920, October 1924 to December 1950. (No win~er records most years).
<br /> ~.- ~imwn discharge during year, 876 second_feet April 23 (gage height 3.66 feet); minimum daily 4.6
<br /> second-feet November 12.
<br /> 1914-20, 1924-1950; Maximum discharge 3,160 second_feet May 12, 1941;
<br /> minimum 4.6 second_feet November 12, 1950.
<br /> Remarks._ Records considered good except those during periods of ice effect January 1 to lilrch 16, December 1-31,
<br /> which were computed on basis of 6 discharge measurements and weather records and are fair. Diversions for
<br /> irrigation above station.
<br /> Run-off' in
<br /> Month foot-dA s lluim.- MlniJIIUlll ..an Acre-foet
<br /> January - -- - - - - -- -- -- - 480.5 - - ~~:; ~~
<br /> February - - . - - - - - - - -- - - - 490.0 - -
<br /> )larch - - - - - - - - - - - - - - - - 1,158 53 24 37.4 2,300
<br /> April - - - - - - - - - - - - - - - - 10,074 671 48 336 19,980
<br /> lIay - - - - - - - - - - - - - - - - - 9,101 507 210 294 18,050
<br /> June. - - - - - - - - - - - - - - - - . 4,217 254 49 141 8,360
<br /> July - - - - - - - - - - - - - - - - 999 52 18 32.2 1,980
<br /> August - - - - - - - - - - - - -- - 376.0. 22 7.8 12.1 746
<br /> Soptember - - -- - - - - - - - - - 388.7 24 7.8 13.0 771
<br /> October - - - - - - - - -- - - - - - 461.8 39 9.9 14.9 916
<br /> Hovember, - - - - - - - -- - - - - - 411.5 27 4.6 13.7 816
<br /> December' - - - - - - - - - - - - -- 558 - - 18 1 110
<br /> year _ ~'?U_ _ - - - -- - -- - - 28,715.5 671 - 78.~- 56,950
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