DISCHARGE: October 1939 to current year. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 691 | 585 | 531 | e500 | e420 | 1070 | 512 | 584 | 3910 | 1070 | 753 | 622 |
2 | 644 | 574 | 540 | e500 | e420 | 921 | 500 | 578 | 5490 | 1030 | 745 | 613 |
3 | 639 | 568 | 565 | e490 | e410 | 829 | 499 | 558 | 7780 | 1190 | 734 | 604 |
4 | 650 | 565 | 592 | e480 | e410 | 764 | 496 | 541 | 7880 | 1420 | 721 | 600 |
5 | 656 | 556 | 617 | e470 | e410 | 725 | 491 | 531 | 7020 | 1330 | 704 | 604 |
6 | 656 | 563 | 615 | e470 | e410 | 697 | 483 | 520 | 5910 | 1170 | 707 | 596 |
7 | 631 | 563 | 582 | e470 | e410 | 672 | 488 | 510 | 4750 | 1080 | 754 | 583 |
8 | 620 | 561 | 558 | e470 | e410 | 644 | 513 | 513 | 3740 | 1020 | 760 | 580 |
9 | 621 | 562 | 564 | e470 | e410 | 622 | 544 | 564 | 2940 | 987 | 707 | 583 |
10 | 611 | 565 | 576 | e480 | e400 | 614 | 548 | 618 | 2300 | 1170 | 679 | 576 |
11 | 607 | 566 | 571 | e490 | e400 | 596 | 536 | 656 | 1840 | 1480 | 660 | 619 |
12 | 599 | 565 | 556 | e500 | e400 | 574 | 523 | 714 | 1660 | 1470 | 645 | 858 |
13 | 591 | 559 | 546 | e460 | e400 | 561 | 513 | 661 | 1840 | 1250 | 637 | 1280 |
14 | 592 | 548 | 549 | e440 | e400 | 555 | 506 | 601 | 1930 | 1090 | 644 | 1120 |
15 | 598 | 542 | 545 | e480 | e400 | 552 | 498 | 561 | 2000 | 1010 | 651 | 826 |
16 | 624 | 533 | 544 | e470 | e400 | 550 | 492 | 541 | 2080 | 959 | 639 | 718 |
17 | 678 | 535 | 538 | e460 | e400 | 544 | 501 | 571 | 2160 | 923 | 688 | 667 |
18 | 692 | 539 | e440 | e450 | e390 | 532 | 517 | 657 | 2160 | 893 | 800 | 638 |
19 | 664 | 542 | e470 | e440 | e390 | 527 | 563 | 1040 | 1950 | 868 | 865 | 622 |
20 | 628 | 542 | e540 | e440 | e390 | 550 | 880 | 1390 | 1670 | 850 | 765 | 620 |
21 | 615 | 542 | e520 | e440 | e390 | 574 | 1130 | 1350 | 1550 | 840 | 688 | 629 |
22 | 606 | 539 | e520 | e430 | e400 | 569 | 1120 | 1030 | 1520 | 825 | 667 | 677 |
23 | 601 | 563 | e520 | e430 | e450 | 552 | 927 | 865 | 1410 | 809 | 657 | 797 |
24 | 596 | 611 | e520 | e420 | e900 | 543 | 802 | 782 | 1300 | 791 | 657 | 835 |
25 | 588 | 666 | e520 | e420 | e1500 | 545 | 740 | 716 | 1330 | 778 | 651 | 837 |
26 | 581 | 620 | e520 | e420 | e1800 | 544 | 682 | 668 | 1310 | 768 | 638 | 733 |
27 | 586 | 575 | e500 | e420 | e1900 | 537 | 641 | 689 | 1260 | 764 | 635 | 667 |
28 | 585 | 565 | e500 | e420 | 1810 | 525 | 618 | 792 | 1190 | 760 | 643 | 638 |
29 | 590 | 556 | e500 | e420 | 1380 | 543 | 610 | 904 | 1140 | 752 | 642 | 616 |
30 | 585 | 541 | e500 | e420 | --- | 527 | 593 | 831 | 1110 | 743 | 622 | 598 |
31 | 577 | --- | e500 | e420 | --- | 519 | --- | 1000 | --- | 752 | 628 | --- |
TOTAL | 19202 | 16911 | 16659 | 14090 | 18610 | 19077 | 18466 | 22536 | 84130 | 30842 | 21386 | 20956 |
MEAN | 619 | 564 | 537 | 455 | 642 | 615 | 616 | 727 | 2804 | 995 | 690 | 699 |
MAX | 692 | 666 | 617 | 500 | 1900 | 1070 | 1130 | 1390 | 7880 | 1480 | 865 | 1280 |
MIN | 577 | 533 | 440 | 420 | 390 | 519 | 483 | 510 | 1110 | 743 | 622 | 576 |
CFSM | .60 | .55 | .52 | .44 | .62 | .60 | .60 | .70 | 2.71 | .96 | .67 | .68 |
IN. | .69 | .61 | .60 | .51 | .67 | .69 | .66 | .81 | 3.03 | 1.11 | .77 | .75 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1940 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 534 | 587 | 515 | 586 | 811 | 1379 | 973 | 817 | 855 | 799 | 586 | 574 |
MAX | 1226 | 2429 | 1492 | 2049 | 2512 | 3155 | 2943 | 3200 | 2804 | 5190 | 1752 | 1920 |
(WY) | 1987 | 1962 | 1983 | 1960 | 1953 | 1950 | 1960 | 1973 | 2000 | 1993 | 1993 | 1965 |
MIN | 187 | 211 | 162 | 147 | 182 | 259 | 328 | 234 | 233 | 181 | 167 | 166 |
(WY) | 1957 | 1965 | 1959 | 1959 | 1959 | 1957 | 1957 | 1958 | 1965 | 1965 | 1958 | 1958 |
SUMMARY STATISTICS | FOR 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1940 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 369290 | 302865 | ||||
ANNUAL MEAN | 1012 | 828 | 751 | |||
HIGHEST ANNUAL MEAN | 1720 | 1993 | ||||
LOWEST ANNUAL MEAN | 292 | 1964 | ||||
HIGHEST DAILY MEAN | 5530 | May 20 | 7880 | Jun 4 | 14600 | Jul 1 1969 |
LOWEST DAILY MEAN | (a)440 | Dec 18 | (a)390 | Feb 18-21 | 132 | Nov 7 1949 |
ANNUAL SEVEN-DAY MINIMUM | (a)504 | Dec 18 | (a)394 | Feb 15 | (a)140 | Jan 18 1959 |
INSTANTANEOUS PEAK FLOW | 8120 | Jun 4 | 15100 | Jul 1 1969 | ||
INSTANTANEOUS PEAK STAGE | 18.51 | Jun 4 | 21.46 | Jul 1 1969 | ||
INSTANTANEOUS LOW FLOW | (b).00 | Dec 14 1939 | ||||
ANNUAL RUNOFF (CFSM) | .98 | .80 | .73 | |||
ANNUAL RUNOFF (INCHES) | 13.29 | 10.90 | 9.87 | |||
10 PERCENT EXCEEDS | 1700 | 1300 | 1350 | |||
50 PERCENT EXCEEDS | 779 | 601 | 528 | |||
90 PERCENT EXCEEDS | 560 | 440 | 257 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |