DISCHARGE: October 1940 to current year. |
STAGE: Water years 1994-2000. |
CHEMICAL: Water years 1978-91. |
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 | .66 | e.55 | 1.1 | e2.5 | e3.8 | 68 | 25 | 36 | 70 | 94 | 251 | 58 |
2 | .60 | e.50 | 1.1 | e2.6 | e4.0 | 47 | 23 | 33 | 56 | 78 | 119 | 46 |
3 | .57 | e.45 | .98 | e3.0 | e4.5 | 37 | 22 | 31 | 45 | 68 | 856 | 39 |
4 | .61 | e.42 | 1.2 | e4.5 | e4.8 | 31 | 21 | 31 | 37 | 64 | 849 | 34 |
5 | .69 | e.40 | 1.4 | e3.5 | e5.0 | 27 | 20 | 30 | 32 | 1500 | 212 | 30 |
6 | .74 | e.38 | 1.5 | e3.7 | e4.5 | 24 | 19 | 28 | 29 | 3430 | 157 | 27 |
7 | .77 | e.36 | 1.5 | e10 | e4.0 | 20 | 156 | 27 | 27 | 2750 | 1300 | 25 |
8 | 1.9 | e.34 | 1.4 | e9.5 | e3.7 | 19 | 1150 | 29 | 25 | 353 | 3690 | 23 |
9 | 2.0 | e.32 | 1.3 | e8.0 | e3.5 | 17 | 471 | 49 | 22 | 183 | 830 | 22 |
10 | 1.8 | e.30 | 2.5 | e6.5 | e3.3 | 16 | 158 | 127 | 20 | 141 | 208 | 436 |
11 | 4.6 | e.28 | 2.0 | e5.5 | e3.8 | 16 | 106 | 242 | 20 | 429 | 134 | 4990 |
12 | 3.1 | e.27 | 1.9 | e4.8 | e4.0 | 17 | 77 | 106 | 19 | 1990 | 99 | 5570 |
13 | 1.8 | e.26 | 3.2 | e4.3 | e3.5 | 19 | 60 | 88 | 21 | 3540 | 78 | 826 |
14 | 1.3 | e.25 | 2.6 | e3.9 | e5.0 | 27 | 50 | 106 | 26 | 2200 | 65 | 188 |
15 | 1.2 | e.24 | 1.9 | e3.5 | e4.7 | 39 | 43 | 63 | 23 | 277 | 58 | 131 |
16 | 1.1 | e.23 | e2.3 | e3.3 | e4.0 | 53 | 42 | 41 | 32 | 186 | 50 | 102 |
17 | 1.2 | e.21 | e4.0 | e3.1 | e3.5 | 54 | 269 | 36 | 630 | 151 | 44 | 80 |
18 | 1.3 | e.20 | e3.5 | e2.9 | e15 | 38 | 494 | 96 | 972 | 120 | 41 | 66 |
19 | e1.1 | e.20 | e3.2 | e2.7 | e40 | 70 | 206 | 78 | 240 | e1000 | 55 | 56 |
20 | e1.0 | e.40 | e2.9 | e7.0 | 90 | 467 | 137 | 39 | 122 | e550 | 55 | 48 |
21 | e.90 | e1.0 | e2.6 | e6.0 | 44 | 434 | 307 | 29 | 499 | e170 | 38 | 49 |
22 | e.80 | e3.0 | e2.5 | e5.5 | 31 | 180 | 194 | 26 | 1390 | 105 | 32 | 52 |
23 | e.70 | e1.8 | e2.4 | 4.7 | 25 | 112 | 122 | 26 | 707 | 83 | 543 | 47 |
24 | e.65 | e1.2 | e2.1 | 4.5 | 23 | 81 | 100 | 35 | 1190 | 69 | 819 | 127 |
25 | e.60 | e1.0 | e2.1 | e4.4 | 29 | 64 | 94 | 31 | 2210 | 61 | 258 | 1340 |
26 | e.55 | e2.7 | e2.2 | e4.2 | 44 | 51 | 76 | 29 | 1610 | 54 | 136 | 3070 |
27 | e.50 | e2.1 | e2.2 | e4.0 | 390 | 44 | 61 | 663 | 465 | 48 | 877 | 2380 |
28 | e.70 | e1.6 | e2.3 | e3.8 | 270 | 40 | 52 | 1200 | 233 | 45 | 523 | 340 |
29 | e.80 | e1.4 | e2.3 | e3.7 | 115 | 36 | 45 | 265 | 155 | 68 | 170 | 179 |
30 | e.70 | e1.2 | e2.4 | e3.7 | --- | 31 | 40 | 142 | 117 | 84 | 106 | 133 |
31 | e.60 | --- | e2.5 | e3.7 | --- | 27 | --- | 95 | --- | 124 | 76 | --- |
TOTAL | 35.54 | 23.56 | 67.08 | 143.0 | 1185.6 | 2206 | 4640 | 3857 | 11044 | 20015 | 12729 | 20514 |
MEAN | 1.15 | .79 | 2.16 | 4.61 | 40.9 | 71.2 | 155 | 124 | 368 | 646 | 411 | 684 |
MAX | 4.6 | 3.0 | 4.0 | 10 | 390 | 467 | 1150 | 1200 | 2210 | 3540 | 3690 | 5570 |
MIN | .50 | .20 | .98 | 2.5 | 3.3 | 16 | 19 | 26 | 19 | 45 | 32 | 22 |
CFSM | .00 | .00 | .01 | .01 | .13 | .22 | .49 | .39 | 1.16 | 2.03 | 1.29 | 2.15 |
IN. | .00 | .00 | .01 | .02 | .14 | .26 | .54 | .45 | 1.29 | 2.34 | 1.49 | 2.40 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1941 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 44.5 | 193 | 294 | 387 | 439 | 497 | 478 | 377 | 241 | 136 | 88.7 | 81.2 |
MAX | 565 | 1757 | 1755 | 2798 | 1777 | 1469 | 1521 | 2825 | 1346 | 1010 | 471 | 900 |
(WY) | 1950 | 1986 | 1968 | 1950 | 1982 | 1973 | 1984 | 1943 | 1945 | 1958 | 1985 | 1989 |
MIN | .013 | .13 | .56 | .92 | 4.82 | 2.37 | 10.4 | 19.0 | 4.07 | .46 | .26 | .10 |
(WY) | 1954 | 1954 | 1954 | 1977 | 1954 | 1954 | 1954 | 1941 | 1954 | 1954 | 1954 | 1954 |
SUMMARY STATISTICS | FOR 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1941 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 127434.05 | 76459.78 | ||||
ANNUAL MEAN | 349 | 209 | 270 | |||
HIGHEST ANNUAL MEAN | 644 | 1950 | ||||
LOWEST ANNUAL MEAN | 3.88 | 1954 | ||||
HIGHEST DAILY MEAN | 12700 | Jan 22 | 5570 | Sep 12 | 20300 | Jan 4 1950 |
LOWEST DAILY MEAN | .20 | A | .20 | A | .00 | B |
ANNUAL SEVEN-DAY MINIMUM | .23 | Nov 13 | .23 | Nov 13 | .00 | Sep 13 1953 |
INSTANTANEOUS PEAK FLOW | 7930 | Sep 11 | 27100 C | Jan 4 1950 | ||
INSTANTANEOUS PEAK STAGE | 19.05 | Sep 11 | 24.38 D | Jan 4 1950 | ||
ANNUAL RUNOFF (CFSM) | 1.10 | .66 | .85 | |||
ANNUAL RUNOFF (INCHES) | 14.91 | 8.94 | 11.55 | |||
10 PERCENT EXCEEDS | 722 | 468 | 600 | |||
50 PERCENT EXCEEDS | 50 | 30 | 45 | |||
90 PERCENT EXCEEDS | .74 | .80 | 2.6 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |