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<br />
<br />OC1146
<br />
<br />UNITED STATES
<br />DEPARTMENT OF THE INTERIOR
<br />GEOLOGICAL SURVEY
<br />
<br />COLORADO RIVER AND TRI5UTARIES IN LOWER BASIN
<br />Febrllsry 1961
<br />
<br />PROVISIONAL RECORDS
<br />
<br /> Colorado Colorado Co3.orado Diversions between Colorado D,:;;rslons at
<br /> Colorado Paria Little Colorado Virgin River Lake River Hav8su River Parker and Bl';the River 1m eriel Dam. Colorado
<br />Date River River Colorado River Rl vel" Lake Mead below !1ohave belo..i . Lake be}O\': Colo. R. Pale beIc.....' AU Gl1~ Glla River Pilot
<br />Feb. Lees Lees River Grand Little- :"sable Hoover Usable Davis Usable Parker Indian Verde Cltola A;':lerlcan Gravity River below Knob
<br /> Ferry Ferry Cameron Canyon field Contents D'm Contents Dam Contents D'm Res. Canal Valley Canal Canal Dome Yuma Return
<br /> , t
<br /> cfs cfs cfs era or, 8cre-f't of, acre-ft cfs acre-ft cfs cf's cf, ofs ofs of, cfs ofs Of,
<br />1 5,200 25 1.7 5,660 147 18,968,000 10,500 1" 699,000 8,580 550.4.00 5,400 675 966 7,580 7,190 532 105 3,490 2,410
<br />2 5,200 25 1.7 5,660 139 18,958,000 11,400 1,703,000 8,590 554,300 5,510 688 991 5,780 6,290 409 105 3,390 1,300
<br />3 5,170 21 1.2 5,680 141 18,948,000 10,100 1,707,000 8,580 556,200 6,090 628 1,180 5,320 4,780 461 105 1,780 77
<br />4 5,090 20 .8 5,570 139 18,949,000 5,600 1,701,000 8,650 558,400 5,680 607 1,190 5,130 4,750 615 105 987 0
<br />5 5,110 16 .3 5,480 137 18,947,000 5,490 1,699,000 5,770 558,100 6,300 613 1,120 5,500 4,350 654 106 1,020 0
<br />6 5,280 12 .3 5,520 134 18,938,000 11,800 1,704,000 8,130 554,600 7,280 614 844 5,450 4,340 740 106 970 0
<br />7 5,360 17 .2 5,620 137 18,931,000 12,300 1,712,000 8,070 552,800 7,280 629 890 5,800 4,410 740 106 884 0
<br />B 5,360 20 .1 5,640 139 18,915,000 12,000 1,718,000 8,OlD 550,800 6,980 618 986 6,460 4,800 740 107 935 0
<br />9 5,300 18 .1 5,650 139 18,910,000 10,900 1,724,000 8,100 550,800 6,410 618 1,160 6,210 5,220 786 10'7 1,000 0
<br />10 5,170 18 0 5,620 134 18,898,000 10,400 1,727,000 8,170 548,100 8,080 614 1,300 5,900 5,430 770 81 952 0
<br />11 5,140 ,8 0 5,530 15' 18,897,000 6,800 1,722,000 8,150 543,200 8,220 620 1,150 6,160 5,340 732 14 1,190 0
<br />12 5,140 19 0 5,550 141 18,900,000 4,580 1,721,000 5,530 540,400 8,260 620 1,150 7,230 5,670 641 12 999 0
<br />13 5,140 18 0 5,560 141 18,897,000 8,730 1,720,000 10,700 535,900 8,590 599 1,280 7,340 5,790 840 11 1,100 0
<br />14 5,170 16 0 5,610 130 18,892,000 7,320 1,709,000 10,700 535,100 8,840 598 1,340 6,970 5,890 925 11 950 0
<br />15 5,170 13 0 5,680 124 18,888,000 7,300 1,702,000 10,900 536,~00 8,430 583 1,410 7,740 6,210 961 19 1,100 0
<br />16 5,170 14 0 5,740 128 18,882,000 7,760 1,696,000 10,900 536,800 8,860 587 1,470 7,660 6,290 942 15 1,060 0
<br />J7 5,110 16 0 5,680 128 18,874,000 9,460 1,692,000 11,000 534,100 9,290 591 1,430 7,660 6,170 828 11 1,210 0
<br />,8 5,060 18 0 5,620 118 18,868,000 9,750 1,695,000 11, 000 535,900 9,360 580 1,330 7,930 6,290 824 8.8 1,160 0
<br />19 5,010 14 0 5,490 110 18,858,000 9,060 1,694-,000 6,350 532,600 8,730 575 1,180 8,540 6,250 670 8.8 1,320 0
<br />20 5,060 12 0 5,440 120 18,846,000 13,400 1,693,000 13,500 527,000 9,410 594 1,230 8,600 6,500 692 8.8 2,070 0
<br />21 5,360 15 0 5,510 II. 18,829,000 13,900 1,693,000 13,700 526,000 9,440 607 1,270 8,520 6,530 862 8.8 2,650 0
<br />22 7,070 15 0 5,840 106 18,823,000 10,100 1,692,000 13,700 53l,SOO 8,430 598 1,410 8,740 6,960 874 8.8 2,380 0
<br />23 9~190 13 0 7,480 98 18,801,000 14,100 1,686,000 13,600 533,900 8,080 594 1,350 8,460 6,970 929 15 2,100 0
<br />24 10,700 12 0 9,460 102 18,787,000 11,000 1,686,000 13,600 535,500 9,360 596 1,430 7,850 7,000 1,060 18 1,920 0
<br />25 10,300 10 0 ll,340 102 18,778,000 12,100 1,682,000 13,600 536,900 10,500 644 1,270 7,180 6,790 971 13 1,710 0
<br />2€ 7,830 13 0 10,020 138 18,776,000 10,000 1,690,000 8,280 539,100 9,750 671 1,190 8,400 6,700 812 9.6 1,730 0
<br />27 7,280 12 0 7,930 156 18,769,000 16,200 1,694-,000 11,400 537,700 9,630 677 1,310 9,020 6,820 792 9.2 1,680 0
<br />28 6,000 10 0 7,680 163 18,755,000 16,000 1,702,000 11,600 536,200 10,200 679 1,410 8,910 7,010 950 8.8 1,820 0
<br />29
<br />30
<br />31
<br />11ean 5,969 16.1 0.23 6,330 131 --- 10,390 - - 9,960 --- 8,157 618 1,223 7,216 5,955 777 44.4 1,556 135
<br />~cI'e- 331,500 893 13 351,600 7,260 _n 577,300 --- 553,100 _n 453,000 34,350 67,910 400,700 330,700 43,140 2#70 86,390 7,510
<br />~e('t
<br /> SEDIMENT
<br />Tons 812,700 --- --- 150,100
<br />
<br />* Furnished by U. S. Bureau of Reclamation, based on powerp1ant records.
<br />Lake Mead evaporation by mass-transfer method during month was 41,230 acre-feet,
<br />equlvalen~ to 4.1 inches.
<br />
<br />tComblned flow of river, YJ~a Main Canal ~a5te~ay and
<br />Reser'latlcn Canal r'1al:: Drain No.4.
<br />
<br />Note.--The following changes were made for Jan. Gila Gravity Canal: Jan. 31 Q = 581,
<br />Mean 504, Ac.ft, 30,970.
<br />
<br />DOUGLAS D. LEWIS, District Engineer
<br />Tucson, Arizona
<br />Mar. 14, 1961
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