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<br />UNITED STATES (
<br />DEPAlmolENT OF THE nmrnIllR
<br />GEOIDGICAL SURVEY
<br />
<br />COlORAlX) RIVER AND TRIBUI'ARIES IN IDWER BASIN
<br />Annual Sunmary for Wa.ter Year ending Sept. 30, 1964
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<br />/./, -1
<br />/'r-i /'
<br />
<br />PROVISIONAL RECORDS
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<br /> Little Colorado River-Grand Canyon Virgin lake Mead I Colorado lako
<br /> ,
<br /> Col.orado Paria Colorado River Usa.b~e River >l:>have
<br /> River River River Suspended Little- Contents below Usable
<br /> Lees Ferry Lees Ferry Cameron Runoff Sedillent field end of mo. Evaporation '!:/ Hoover Contents
<br /> "" end of' mn.
<br />1903 Acre -feet Acre-feet ere-feet re-feet Tons Acre-feet Acre-feet Inches Acre-feet Acre- eet ere -feet
<br />Oct. 61,490 1,330 1,850 77,300 182,680 5,410 16,910,000 5.5 52,500 527,400 1,381,000
<br />Nov. 59,520 1,160 680 73,920 54,430 9,380 16,518,000 7.95 74,200 464,100 1,393,000
<br />Dee, "62,720 833 0 70,570 10,500 6,830 16,012,000 3.34 , 31,100 585,000 1,551,000
<br /> ,
<br />1964 1,696,000
<br />Jan. 70,910 718 0 78,620 10,990 6,670 15,448,000 5.4 , 49,000 632,900
<br />Feb. 230,680 984 0 245,100 295,200 7,540 15,090,000 5.0 45,000 582,900 1,674,000
<br />""-r. 388,300 I,O&:> 0 382,500 2,621,000 6,710 14,609,000 4,9 43,300 799,700 1,663,000
<br />Apr. TIO,600 1,040 27,190 795,800 5,110,000 12,520 14,564,000 4.41 38,700 859,100 1,715,000
<br />""-y 318,900 752 3,o&:l 356,100 1,450,000 10,780 14,140,000 5.56 47,800 844,000 1,792,000
<br />June 60,600 241 59 76,700 - 2,1790 13,446,000 8.15 68,800 718,900 1,655,000
<br />July 60,080 1,400 9,500 84,100 - 3,690 12,599,000 7.87 64,800 866,300 1,536,000
<br />Aug. 174,300 3,200 101,200 286,600 - 13,~~ 12,(1198,000 11.2 89,100 731,400 1,415,000
<br />Sept. 156 500 818 26 200 19o~600 - ',10 11 62'.000 8.g1 6g,OOO 622 600 1: '4;: 000
<br />Total 2 1 000 13 5 1 9 2 71 000, - e9,430 -5 74e 000 7e.2 673 300 e,2,4,000 -05 000
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<br /> Colorado Havasu Colorado Diversions between Colore.do Divers ions at Colorado
<br /> River lake River Parker and. Bl.vthe. Rivel: Imperial Iil,m River Pilot
<br /> below Usable below Colo. R. Palo belml RLl- Gile. Gile. below Knob
<br /> Dl.vis Contents Parker Indian Res. Verde CiboJ.a American Gravity 'River y- Return
<br /> Dam end of tw. Dam Canal Canal VallEly Canal Canal !bme 11 2./
<br />1963 Acre-feet Acre-feet Acre-feet Acre-feet Acre-feet Acre-f'eet Acre-feet Acre~feet Acre-feet Acre-feet Acre-feet
<br />Oct. 55<,700 ~~9,000 <32,900 37,500 59,030 453,).00 34~,?00 66,640 50 73,390 10,200
<br />Nov. 431,800 545,800 336,800 21,2'20 52,940 334,900 226,400 43,760 30 103,700 0
<br />Dec. 389,200 534,800 306,900 23,950 51,510 304j9OO 211,300 38,180 24 97,150 0
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<br />1964
<br />Jan. 453,700 549,500 360,100 "3,340 58,300 343,600 235,600 38,960 17 93,440 13,670
<br />Feb. 583,500 539,600 460,100 38,280 75,840 406,(00 308,900 48,330 33 89 040 18,070
<br />""-r. 805,400 548,600 642,900 48,980 83,070 557.400 462,400 69,470 26 66;550 108,200
<br />Apr. 794,800 600,000 655,300 44,330 85,140 600 ,,000 491,000 86,120 , 17 70,830 100,700
<br />""-y 7.40,000 615,200 598,300 44,090 92,290 539,700 392,eoO 99,910 10 80,670 0
<br />June 840,100 583,200 742,000 46,340 108,300 603'900 440,900 106,000 0 73,330 45,390
<br />July 993,600 575,600 866,000 55,420 116,200 720j2oo 564,000 114,400 0 64,080 153,600
<br />Aug. 875,200 555,400 i~:600 53,650 100,300 669.800 526,700 94,770 0 79,Ot.o 130,800
<br />Sept. 708~'00 546,300 " .'00 45 350 8' 700 5391800 418 600 91 760 0 69 640 31,700
<br />Total + 2000 00 0 0 000 2 000 00 20 0 0 1 00
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<br />Y lake Mead evaporation computed by mass-transfer method. Figures of acre-feet determined from
<br />surface area of lake corresponding to average water surface elevation during twnth.
<br />EI Includes YUllB )kin Canal wasteway and Reservation Canal Main Drain No.4.
<br />r:./ Includes fl.av through wasteway and powerplant returned to Colorado River.
<br />
<br />H. M. BABCOCK, District Chief, WRD
<br />Tucson, Arizona
<br />October 13, 1964
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