DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | .00 | .00 | .73 | e4.0 | e8.5 | 70 | 257 | 480 | 6.5 | 227 | 7.0 | .00 |
2 | .00 | .00 | .68 | e3.0 | e7.0 | 44 | 70 | 154 | 5.9 | 32 | 2.4 | .00 |
3 | .00 | .00 | .73 | e3.5 | e5.5 | 31 | 89 | 361 | 5.5 | 15 | 1.5 | .00 |
4 | .00 | .00 | .76 | e2.0 | e4.5 | 24 | 138 | 174 | 15 | 11 | .68 | .00 |
5 | .00 | .00 | .73 | e50 | e4.0 | 19 | 66 | 78 | 482 | 9.0 | .32 | .00 |
6 | .00 | .01 | .66 | 173 | e3.7 | 16 | 37 | 51 | 157 | 94 | .19 | .00 |
7 | .00 | .19 | .62 | 278 | e3.2 | 14 | 28 | 824 | 37 | 376 | .29 | .00 |
8 | .00 | .06 | .61 | 833 | e2.8 | 63 | 29 | 381 | 18 | 352 | 2.8 | .00 |
9 | .00 | .00 | .72 | 270 | e2.5 | 257 | 19 | 72 | 13 | 61 | 2.9 | .00 |
10 | .00 | .00 | 1.1 | 62 | e2.2 | 164 | 13 | 44 | 13 | 21 | 2.1 | .00 |
11 | .00 | .00 | 1.0 | 30 | e2.5 | 44 | 9.5 | 29 | 10 | 13 | 1.1 | .00 |
12 | .00 | .00 | 1.2 | 19 | e5.0 | 23 | 8.1 | 20 | 14 | 9.6 | .69 | .00 |
13 | .00 | .00 | 1.4 | 14 | e8.0 | 20 | 8.0 | 16 | 17 | 8.4 | .23 | .00 |
14 | .00 | .07 | 1.4 | 12 | e5.5 | 19 | 371 | 12 | 208 | 6.6 | .14 | .00 |
15 | .00 | .15 | 1.3 | 24 | e4.0 | 15 | 349 | 9.9 | 120 | 5.2 | .08 | .00 |
16 | .00 | .15 | 1.1 | 20 | e70 | 13 | 1720 | 9.0 | 33 | 4.4 | .15 | .00 |
17 | .00 | .09 | 1.1 | 17 | 560 | 49 | 845 | 7.9 | 16 | 3.9 | .30 | .00 |
18 | .00 | .06 | 1.0 | 15 | 556 | 774 | 90 | 7.0 | 10 | 3.7 | .49 | .00 |
19 | .00 | .03 | .95 | 13 | 132 | 290 | 51 | 6.9 | 13 | 3.6 | .54 | .00 |
20 | .00 | .00 | .93 | 12 | 104 | 1520 | 36 | 7.6 | 28 | 3.2 | .51 | .00 |
21 | .00 | .01 | 1.0 | 13 | 87 | 1310 | 32 | 10 | 475 | 3.0 | .44 | .00 |
22 | .00 | .04 | 3.6 | 15 | 49 | 184 | 31 | 401 | 219 | 2.9 | .38 | .00 |
23 | .00 | .06 | 5.1 | 17 | 34 | 67 | 41 | 387 | 38 | 5.2 | .31 | .00 |
24 | .00 | .04 | 18 | 19 | 24 | 40 | 31 | 85 | 21 | 5.5 | .27 | .00 |
25 | .00 | .03 | 14 | 23 | 18 | 28 | 21 | 55 | 11 | 3.6 | .31 | .00 |
26 | .00 | .03 | 16 | 37 | 23 | 23 | 18 | 47 | 8.4 | 2.9 | .29 | 8.0 |
27 | .00 | .05 | 12 | 40 | 540 | 18 | 71 | 114 | 7.5 | 2.5 | .22 | 3.2 |
28 | .00 | .43 | 7.0 | 33 | 147 | 788 | 103 | 37 | 6.6 | 2.6 | .17 | 1.3 |
29 | .00 | .56 | e4.0 | 23 | --- | 405 | 166 | 16 | 144 | 2.8 | .14 | .71 |
30 | .00 | .70 | e3.0 | 17 | --- | 74 | 1550 | 9.9 | 1610 | 15 | .07 | .63 |
31 | .00 | --- | e5.0 | e11 | --- | 132 | --- | 8.2 | --- | 52 | .02 | --- |
TOTAL | 0.00 | 2.76 | 107.42 | 2102.5 | 2412.9 | 6538 | 6297.6 | 3914.4 | 3762.4 | 1357.6 | 27.03 | 13.84 |
MEAN | .000 | .092 | 3.47 | 67.8 | 86.2 | 211 | 210 | 126 | 125 | 43.8 | .87 | .46 |
MAX | .00 | .70 | 18 | 833 | 560 | 1520 | 1720 | 824 | 1610 | 376 | 7.0 | 8.0 |
MIN | .00 | .00 | .61 | 2.0 | 2.2 | 13 | 8.0 | 6.9 | 5.5 | 2.5 | .02 | .00 |
CFSM | .00 | .00 | .04 | .77 | .98 | 2.40 | 2.39 | 1.43 | 1.43 | .50 | .01 | .01 |
IN. | .00 | .00 | .05 | .89 | 1.02 | 2.76 | 2.66 | 1.65 | 1.59 | .57 | .01 | .01 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1998, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 27.5 | 122 | 116 | 117 | 153 | 153 | 178 | 150 | 46.5 | 23.1 | 4.79 | 20.0 |
MAX | 140 | 670 | 748 | 376 | 466 | 468 | 721 | 942 | 125 | 123 | 47.7 | 161 |
(WY) | 1985 | 1986 | 1983 | 1982 | 1985 | 1984 | 1996 | 1995 | 1998 | 1982 | 1981 | 1993 |
MIN | .000 | .000 | .36 | .028 | 1.78 | 4.05 | 12.4 | 1.35 | .35 | .15 | .000 | .000 |
(WY) | 1996 | 1996 | 1981 | 1981 | 1996 | 1981 | 1981 | 1988 | 1992 | 1984 | 1991 | 1983 |
SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1980 - 1998 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 24412.77 | 26536.45 | ||||
ANNUAL MEAN | 66.9 | 72.7 | 92.1 | |||
HIGHEST ANNUAL MEAN | 167 | 1983 | ||||
LOWEST ANNUAL MEAN | 23.1 | 1987 | ||||
HIGHEST DAILY MEAN | 2020 | Jan 28 | 1720 | Apr 16 | 11200 | Apr 29 1996 |
LOWEST DAILY MEAN | .00 | Many days | .00 | Many days | .00 | A |
ANNUAL SEVEN-DAY MINIMUM | .00 | Jul 30 | .00 | Oct 1 | .00 | Jul 24 1980 |
INSTANTANEOUS PEAK FLOW | 2850 | Jun 30 | 21200 | Nov 14 1993 | ||
INSTANTANEOUS PEAK STAGE | 12.75 | Jun 30 | 17.73 | Nov 14 1993 | ||
INSTANTANEOUS LOW FLOW | ||||||
ANNUAL RUNOFF (CFSM) | .76 | .83 | 1.05 | |||
ANNUAL RUNOFF (INCHES) | 10.32 | 11.22 | 14.22 | |||
10 PERCENT EXCEEDS | 129 | 169 | 142 | |||
50 PERCENT EXCEEDS | 4.6 | 6.9 | 4.7 | |||
90 PERCENT EXCEEDS | .00 | .00 | .00 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |