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<br /> fAf3L E X
<br /> ,:-,.
<br /> Computation of virgin flow--Colorado River at Lee Ferry September 10, 1969
<br />C"'.) (Unit: 1.000 acre--feet
<br /> .storage
<br />C.) changes at
<br />) reservoirs Reclamation
<br /> associated reservoirs Changes Estimated
<br />W Year Historical Within with not included in Net change in
<br />.... ending flow at / basin Transbasin transbaaln in columns surface evaporation bank Virgin
<br />Se 0 Lee Fe de letiona diversions diversions 4and6 store. e loss star e flow
<br />1'-'. 1 2 3
<br /> 19 9,7 J29 10,0 9
<br /> 97 17,500 509 18,009
<br /> 98 13,300 515 13,815
<br /> 99 15,~ 624 15,874
<br /> 1900 12, 62/j 13,228
<br /> 01 12,900 682 13,582
<br /> 02 8,740 653 9,393
<br /> OJ 13,950 855 2 14,807
<br /> 04 14,700 942 3 'l.645
<br /> 1905 15,000 1,020 7 1 ,027
<br /> 06 17,964 1,144 l3 19,121
<br /> 07 22,003 1,385 14 23,402
<br /> 08 11,763 1,076 '7 12,856
<br /> 09 21.~6 1,552 iZ ~t~4~
<br /> 1910 12, 9 1,265
<br /> 11 14,622 1,389 17 16,028
<br /> 12 18,880 1,624 ,6 20,520
<br /> l3 12,994 1,401 78 14,473
<br /> 14 19.335 "463 124 21 , 222
<br /> 1915 12,500 1, 65 63 14,028
<br /> 16 17,325 1,771 105 19,201
<br /> 17 21,893 2,055 90 24,038
<br /> 18 13,650 1,651 63 15,364
<br /> 19 10.858 1.532 73 12 . 463
<br /> 1920 19,739 2,093 119 21,951
<br /> 21 20,715 2,193 108 23,016
<br /> 22 16,302 1,905 99 18,306
<br /> 2J 16,261 1,905 104 18,270
<br /> 24 12, 481 1,672 49 14,202
<br /> 1925 11,341 1,631 62 13,034
<br /> 26 14,008 1,768 77 15,853
<br /> 27 16,587 1,919 ill 18,617
<br /> 28 15,323 1,851 106 17,280
<br /> 29 19.223 2.0~7 '~~ 2l,~
<br /> 1930 13 , 070 1,7 0 14,
<br /> 31 6,388 1,339 42 7,769
<br /> 32 15,286 1,864 94 17,244
<br /> 33 9,745 1,533 79 11,357
<br /> 34 4.396 1,215 30 5.641
<br /> 1935 9,912 1,541 91 11,550
<br /> 36 11,970 1,671 ,60 13,801
<br /> 37 11, 897 1,670 173 13,740
<br /> 38 15,440 1,892 214 17,546
<br /> ~9 9.3t 1.5~ 153 11'29
<br /> 19 0 7,0 2 1,3 139 8, 1
<br /> 41 16,052 1,919 178 18,149
<br /> 42 17,029 1,974 123 19,126
<br /> 43 11,263 1,643 198 13,104
<br /> 44 13,221 1.~67 167 15,155
<br /> 1945 11,545 1, 57 209 13,411
<br /> 46 8,745 1,49,:> 191 10,426
<br /> 47 13,514 1,780 177 15,411
<br /> 48 13,687 1,781 145 15,613
<br /> 49 14,359 1,824 193 16,376
<br /> 1950 11,057 1,626 211 12,894
<br /> 51 9,831 1,554 262 11,641
<br /> 52 17,980 2,092 256 337 20,665
<br /> 53 8,805 1,513 394 -76 10,636
<br /> 54 6.116 1.~43 499 -2~7 7.661
<br /> 1955 7,301 1, 31 491 - 1 9,100
<br /> 56 8,750 1,520 473 6 10,749
<br /> 57 17,340 2,059 423 273 20,095
<br /> 58 14,260 1,851 382 -4 16,489
<br /> lJE 6.756 ,.3~4 524 -6, 8.609
<br /> 9,192 1,5 !j 512 11 11, 263
<br /> 61 6,674 1,390 407 -14 8,457
<br /> 62 1li,785 1,896 495 81 38 4 17,299
<br /> 63 2,520 1,390 486 -19'7 3,738 39 474 8,450
<br /> 64 2 42 1 481 - 1 4 8 144 1 1 10 156
<br /> 1 5 10, 35 2,0 500 52 25 3,5 237 9'77 1 ,913
<br /> 66 7,870 2,084 484 -250 -174 3 307 884 11,208
<br /> ~/ 7,823 2,109 554 83 60 553 288 437 11,907
<br /> 8,319 2,;1.42 471 137 3J9 1,251 307 659 13,625
<br /> MEAN VIRGIN FLOWS
<br /> 1931-40 11,833
<br /> 1953 64 11,588
<br /> 1931-64 12,924
<br /> 1931-52 1J,653
<br /> 1896-1968 14,830
<br /> 1906-68 14,955
<br /> 1906- 59 15,387
<br /> 1914-45 15,639
<br /> 1/ 1914-65 14.644
<br /> Flows of 1!j96 to 1923 period for Paria. River and 1896 to 1921 period for Colorado River have been estimated by correlation
<br /> with upstream gaged records.
<br /> ~l Provisiona.1 records subject to revision.
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