DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 630 | 707 | 736 | e730 | 3880 | 2010 | 1660 | 5010 | 1480 | 1730 | 624 | 483 |
2 | 658 | 710 | 775 | e720 | 3660 | 2060 | 1650 | 4900 | 1580 | 2430 | 683 | 451 |
3 | 716 | 687 | 803 | e700 | 3470 | 2120 | 1670 | 4750 | 1680 | 2550 | 719 | 429 |
4 | 706 | 671 | 802 | e690 | 3260 | 2180 | 1650 | 4550 | 1700 | 2520 | 619 | 445 |
5 | 710 | 670 | 813 | e680 | 3080 | 2250 | 1630 | 4290 | 1650 | 2320 | 564 | 436 |
6 | 733 | 648 | 819 | e670 | 2940 | 2360 | 1680 | 4000 | 1540 | 2010 | 557 | 429 |
7 | 767 | 651 | 912 | e660 | 2860 | 2420 | 1710 | 3740 | 1420 | 1700 | 509 | 419 |
8 | 850 | 669 | 1010 | e650 | 2850 | 2520 | 1670 | 3500 | 1330 | 1470 | 525 | 390 |
9 | 848 | 670 | 1080 | e640 | 2850 | 2590 | 1680 | 3240 | 1290 | 1330 | 523 | 383 |
10 | 847 | 708 | 1100 | e630 | 2830 | 2540 | 1800 | 2990 | 1200 | 1190 | 502 | 387 |
11 | 824 | 758 | 1080 | e620 | 2830 | 2450 | 2100 | 2790 | 1140 | 1100 | 489 | e340 |
12 | 791 | 798 | 1030 | e610 | 2870 | 2340 | 2390 | 2640 | 1220 | 1030 | 497 | e330 |
13 | 757 | 828 | 990 | e600 | 2800 | 2240 | 2540 | 2570 | 1510 | 910 | 531 | e340 |
14 | 728 | 845 | 961 | e600 | 2680 | 2160 | 2630 | 2510 | 1620 | 860 | 529 | e350 |
15 | 691 | 835 | 978 | e600 | 2580 | 2090 | 2650 | 2400 | 1570 | 775 | 544 | e370 |
16 | 698 | 802 | 920 | e610 | 2520 | 2060 | 2740 | 2260 | 1550 | 717 | 496 | e365 |
17 | 710 | 780 | 895 | e620 | 2440 | 2160 | 2910 | 2150 | 1470 | 704 | 443 | e368 |
18 | 709 | 749 | 885 | e650 | 2380 | 2330 | 2960 | 2050 | 1340 | 725 | 438 | 389 |
19 | 695 | 739 | 860 | e800 | 2300 | 2430 | 3020 | 1960 | 1240 | 699 | 450 | 424 |
20 | 688 | 742 | 833 | e1000 | 2220 | 2520 | 3070 | 1900 | 1160 | 680 | 509 | 405 |
21 | 691 | 717 | 844 | e1400 | 2160 | 2600 | 3050 | 1840 | 1110 | 787 | 516 | 425 |
22 | 663 | 727 | 820 | e1800 | 2060 | 2530 | 3280 | 1810 | 1030 | 728 | 494 | 426 |
23 | 668 | 726 | 830 | e2400 | 1990 | 2380 | 3840 | 1770 | 962 | 650 | 500 | 415 |
24 | 682 | 730 | e765 | e3100 | 1910 | 2260 | 4280 | 1740 | 935 | 679 | 496 | 400 |
25 | 675 | 743 | e745 | e3700 | 1870 | 2160 | 4270 | 1770 | 1050 | 662 | 568 | 396 |
26 | 691 | 729 | e725 | 3890 | 1820 | 2070 | 4280 | 1800 | 1060 | 636 | 600 | 372 |
27 | 682 | 736 | e705 | 3930 | 1840 | 1970 | 4390 | 1800 | 1120 | 591 | 657 | 389 |
28 | 684 | 711 | e700 | 4040 | 1950 | 1880 | 4850 | 1710 | 1300 | 556 | 660 | 415 |
29 | 688 | 732 | e720 | 4110 | --- | 1790 | 5140 | 1580 | 1410 | 539 | 591 | 474 |
30 | 701 | 709 | e740 | 4120 | --- | 1740 | 5090 | 1490 | 1410 | 506 | 561 | 546 |
31 | 701 | --- | e740 | 4040 | --- | 1710 | --- | 1450 | --- | 532 | 530 | --- |
TOTAL | 22282 | 21927 | 26616 | 50010 | 72900 | 68920 | 86280 | 82960 | 40077 | 34316 | 16924 | 12191 |
MEAN | 719 | 731 | 859 | 1613 | 2604 | 2223 | 2876 | 2676 | 1336 | 1107 | 546 | 406 |
MAX | 850 | 845 | 1100 | 4120 | 3880 | 2600 | 5140 | 5010 | 1700 | 2550 | 719 | 546 |
MIN | 630 | 648 | 700 | 600 | 1820 | 1710 | 1630 | 1450 | 935 | 506 | 438 | 330 |
CFSM | .40 | .41 | .48 | .91 | 1.46 | 1.25 | 1.62 | 1.50 | .75 | .62 | .31 | .23 |
IN. | .47 | .46 | .56 | 1.05 | 1.52 | 1.44 | 1.80 | 1.73 | .84 | .72 | .35 | .25 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1924 - 1999, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 1075 | 1349 | 1633 | 1842 | 1972 | 2561 | 2789 | 2314 | 1821 | 1286 | 983 | 878 |
MAX | 3529 | 3413 | 4502 | 4867 | 3658 | 5570 | 5365 | 4409 | 4347 | 3228 | 3058 | 2843 |
(WY) | 1991 | 1973 | 1928 | 1991 | 1950 | 1985 | 1982 | 1943 | 1981 | 1996 | 1990 | 1993 |
MIN | 455 | 519 | 540 | 460 | 462 | 848 | 1226 | 789 | 569 | 441 | 402 | 356 |
(WY) | 1954 | 1954 | 1964 | 1940 | 1963 | 1934 | 1925 | 1934 | 1934 | 1988 | 1988 | 1941 |
SUMMARY STATISTICS | FOR 1998 CALENDAR YEAR | FOR 1999 WATER YEAR | WATER YEARS 1924 - 1999 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 768858 | 535403 | ||||
ANNUAL MEAN | 2106 | 1467 | 1707 | |||
HIGHEST ANNUAL MEAN | 2767 | 1993 | ||||
LOWEST ANNUAL MEAN | 775 | 1964 | ||||
HIGHEST DAILY MEAN | 5210 | Mar 23 | 5140 | Apr 29 | 7650 | Mar 26 1982 |
LOWEST DAILY MEAN | 630 | Oct 1 | 330 | Sep 12 | 260 | Jan 13 1954 |
ANNUAL SEVEN-DAY MINIMUM | 667 | Nov 3 | 352 | Sep 11 | 298 | Aug 2 1988 |
INSTANTANEOUS PEAK FLOW | 5160 | Apr 29 | 7650 | Mar 26 1982 | ||
INSTANTANEOUS PEAK STAGE | 11.78 | Apr 29 | 12.98 | Mar 24 1982 | ||
ANNUAL RUNOFF (CFSM) | 1.18 | .82 | .96 | |||
ANNUAL RUNOFF (INCHES) | 16.08 | 11.20 | 13.03 | |||
10 PERCENT EXCEEDS | 4490 | 2950 | 3360 | |||
50 PERCENT EXCEEDS | 1810 | 920 | 1370 | |||
90 PERCENT EXCEEDS | 706 | 497 | 634 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |