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<br />6/14/96 ... 11:31 AM Camp Dresser & McKee Inc. Page 4 of 5
<br />ATTACHMENT A
<br />Calculation of Historic Streamflows at T o of 15-Mile Reach cfs
<br />
<br />
<br />
<br />Irrigation
<br />Year
<br />
<br />
<br />onth
<br />No.
<br />Days in
<br />Month
<br />Colorado
<br />River at
<br />Cameo Ga a
<br />Plateau
<br />Creek at
<br />Cameo Ga a Government
<br />Hlgh Line
<br />Canal
<br />Diversions
<br />Rapid
<br />Creek
<br />Inflows
<br />Grand Valley
<br />Canal
<br />Diversions Orchard
<br />Mesa Power
<br />Plant Return
<br />Flows
<br />Colorado
<br />River at 15-
<br />Mile Reach
<br />1987 Nov 30 2,991 207 889 1 60 606 2,856
<br /> Dec 31 2,501 124 800 1 49 800 2,577
<br /> Jan 31 2,158 100 800 1 0 800 2,259
<br /> Feb 28 2,222 127 800 1 0 800 2,350
<br /> Mar 31 2,362 161 800 1 0 800 2,524
<br /> A r 30 3,730 459 1,190 10 315 800 3,493
<br /> Ma 31 8,229 1,068 1,583 20 624 800 7,910
<br /> Jun 30 7,653 515 1,612 10 640 800 6,725
<br /> Jul 31 3,077 128 1,604 1 640 800 1,762
<br /> Au 31 2,484 137 1,595 1 640 799 1,187
<br /> Sep 30 2,140 117 1,593 1 634 800 830
<br /> Oct 31 2,046 130 1,537 1 618 800 822
<br /> Year 365 3,469 273 1,236 4 354 784 2,940
<br />
<br />1988 Nov 30 2,094 125 181 1 43 147 2,144
<br /> Dec 31 1,789 105 0 1 79 0 1,816
<br /> Jan 31 1,668 71 0 1 0 0 1,740
<br /> Feb 28 1,691 67 0 1 0 0 1,759
<br /> Mar 31 1,905 108 0 1 0 0 2,014
<br /> Apr 30 3,118 166 642 10 444 346 2,555
<br /> Ma 31 6,337 249 1,583 20 620 793 5,195
<br /> Jun 30 7,794 118 1,610 10 640 799 6,470
<br /> Jul 31 3,005 80 1,584 1 640 712 1,573
<br /> Au 31 2,140 72 1,493 1 640 557 637
<br /> Sep 30 2,041 106 1,366 1 624 418 577
<br /> Oct 31 1,733 101 1,349 1 623 400 263
<br /> Year 365 2,944 114 823 4 365 350 2,225
<br />
<br />1989 Nov 30 1,709 103 707 1 84 619 1,641
<br /> Dec 31 1,535 81 0 1 0 0 1,617
<br /> Jan 31 1,475 79 0 1 0 0 1,555
<br /> Feb 28 1,468 90 0 1 0 0 1,559
<br /> Mar 31 1,843 121 0 1 0 0 1,965
<br /> A r 30 3,239 189 1,131 10 448 475 2,335
<br /> Ma 31 5,287 153 1,579 20 597 658 3,942
<br /> Jun 30 5,337 87 1,584 10 604 652 3,898
<br /> Jul 31 2,816 46 1,563 1 636 652 1,316
<br /> Au 31 2,377 52 1,553 1 640 652 889
<br /> Se 30 1,953 65 1,536 1 557 612 538
<br /> Oct 31 1,903 79 1,511 1 611 652 513
<br /> Year 365 2,582 96 935 4 350 416 1,813
<br />
<br />1990 Nov 30 1,574 65 448 1 98 0 1,093
<br /> Dec 31 1,370 49 799 1 0 799 1,420
<br /> Jan 31 1,202 57 800 1 0 800 1,260
<br /> Feb 28 1,290 57 800 1 0 800 1,348
<br /> Mar 31 1,352 58 831 1 45 751 1,286
<br /> A r 30 1,882 72 1,430 10 605 537 466
<br /> Ma 31 3,085 88 1,531 20 639 714 1,736
<br /> Jun 30 6,581 52 1,561 10 640 695 5,137
<br /> Jul 31 2,998 23 1,563 1 639 689 1,510
<br /> Au 31 2,055 29 1,530 1 640 672 587
<br /> Se 30 1,936 47 1,491 1 607 753 639
<br /> Oct 31 1,883 74 1,476 1 591 761 652
<br /> Year 365 2,267 56 1,191 4 377 665 1,424
<br />
<br />COL-PAL.XLS ... Palisade
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