DISCHARGE: March 1944 to current year. |
STAGE: Water years 1994-2001. |
CHEMICAL: Water years 1978-91. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 4.5 | 6.1 | 9.1 | e3.5 | 707 | 183 | 61 | 40 | 1450 | 18 | 3.6 | 103 |
2 | 4.4 | 6.8 | 8.9 | e3.7 | 672 | 184 | 58 | 37 | 1640 | 16 | 5.0 | 36 |
3 | 4.0 | 6.3 | 8.2 | e3.9 | 567 | 244 | 53 | 37 | 613 | 14 | 9.0 | 23 |
4 | 4.4 | 6.0 | 7.9 | e4.0 | 319 | 248 | 50 | 50 | 1950 | 13 | 29 | 17 |
5 | 6.9 | 5.6 | 7.4 | e4.2 | 168 | 186 | 47 | 58 | 1440 | 12 | 13 | 14 |
6 | 6.0 | 8.8 | 6.9 | e4.3 | 116 | 124 | 458 | 65 | 5700 | 11 | 7.4 | 13 |
7 | 22 | 11 | 6.9 | e4.3 | 164 | 103 | 219 | 1020 | 2650 | 9.7 | 5.3 | 14 |
8 | 12 | 11 | 6.9 | e4.2 | 651 | 92 | 113 | 504 | 746 | 8.7 | 4.1 | 15 |
9 | 6.4 | 53 | 6.5 | e4.1 | 6790 | 84 | 116 | 169 | 271 | 7.8 | 3.6 | e45 |
10 | 4.2 | 140 | 6.5 | e4.0 | 3660 | 75 | 121 | 99 | 181 | 7.0 | 3.8 | e110 |
11 | 3.2 | 85 | 7.4 | e3.9 | 844 | 73 | 1120 | 80 | 135 | 6.1 | 3.4 | 43 |
12 | 2.6 | 44 | 7.0 | e3.8 | 341 | 76 | 1670 | 128 | 102 | 5.7 | 3.2 | 24 |
13 | 2.3 | 28 | 7.4 | e4.0 | 252 | 81 | 419 | 66 | 80 | 5.3 | 3.1 | 17 |
14 | 2.6 | 20 | 7.2 | e4.3 | 275 | 80 | 203 | 94 | 68 | 5.0 | 3.1 | 14 |
15 | 3.1 | 16 | 7.0 | e4.7 | 616 | 327 | 240 | 479 | 73 | 4.5 | 2.9 | 12 |
16 | 2.9 | 14 | e6.8 | e5.2 | 274 | 3700 | 206 | 129 | 85 | 4.1 | 2.9 | 11 |
17 | 3.3 | 11 | e6.3 | e6.3 | 149 | 2350 | 124 | 158 | 60 | 3.8 | 2.6 | 9.9 |
18 | 3.3 | 11 | e5.8 | e5.8 | e110 | 811 | 95 | 523 | 48 | 4.7 | 2.5 | 16 |
19 | 3.6 | 9.4 | e5.4 | e5.3 | 113 | 368 | 83 | 145 | 41 | 6.8 | 2.2 | 156 |
20 | 4.7 | 8.4 | e4.9 | e4.8 | 103 | 249 | 80 | 122 | 37 | 65 | 2.0 | 86 |
21 | 5.6 | 7.7 | e4.3 | e4.3 | 81 | 185 | 94 | 921 | 63 | 32 | 1.9 | 169 |
22 | 7.3 | 7.2 | e3.8 | e4.0 | 70 | 150 | 141 | 820 | 490 | 15 | 7.3 | 92 |
23 | 7.7 | 6.8 | e3.5 | e3.7 | 62 | 125 | 143 | 170 | 249 | 9.3 | e7000 | 43 |
24 | 7.4 | 6.5 | e3.2 | e3.5 | 3360 | 104 | 88 | 92 | 83 | 6.8 | e2000 | 32 |
25 | 7.3 | 6.4 | e3.1 | e3.3 | 5210 | 86 | 67 | 82 | 53 | 7.4 | e700 | 26 |
26 | 6.9 | 7.0 | e3.0 | e3.2 | 1300 | 73 | 58 | 120 | 40 | 7.0 | e300 | 21 |
27 | 6.9 | 7.1 | e3.0 | e3.1 | 401 | 67 | 53 | 182 | 32 | 9.3 | e100 | 18 |
28 | 6.6 | 7.4 | e3.1 | e3.2 | 258 | 65 | 50 | 108 | 27 | 8.6 | e50 | 14 |
29 | 6.4 | 8.6 | e3.2 | 3630 | --- | 64 | 46 | 71 | 23 | 6.1 | e30 | 12 |
30 | 6.2 | 8.5 | e3.3 | 5530 | --- | 63 | 43 | 342 | 20 | 4.9 | 23 | 11 |
31 | 6.2 | --- | e3.4 | 2010 | --- | 60 | --- | 2060 | --- | 4.2 | 293 | --- |
TOTAL | 180.9 | 574.6 | 177.3 | 11286.6 | 27633 | 10680 | 6319 | 8971 | 18450 | 338.8 | 10616.9 | 1216.9 |
MEAN | 5.84 | 19.2 | 5.72 | 364 | 987 | 345 | 211 | 289 | 615 | 10.9 | 342 | 40.6 |
MAX | 22 | 140 | 9.1 | 5530 | 6790 | 3700 | 1670 | 2060 | 5700 | 65 | 7000 | 169 |
MIN | 2.3 | 5.6 | 3.0 | 3.1 | 62 | 60 | 43 | 37 | 20 | 3.8 | 1.9 | 9.9 |
CFSM | .02 | .05 | .02 | 1.04 | 2.83 | .99 | .60 | .83 | 1.76 | .03 | .98 | .12 |
IN. | .02 | .06 | .02 | 1.20 | 2.95 | 1.14 | .67 | .96 | 1.97 | .04 | 1.13 | .13 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1944 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 112 | 151 | 140 | 153 | 270 | 382 | 418 | 390 | 275 | 275 | 90.7 | 155 |
MAX | 1658 | 2172 | 1485 | 956 | 1237 | 1370 | 2163 | 2679 | 2251 | 1967 | 541 | 1954 |
(WY) | 1987 | 1986 | 1983 | 1946 | 1985 | 1985 | 1944 | 1995 | 1990 | 1993 | 1993 | 1970 |
MIN | .000 | .000 | .074 | .31 | .68 | 3.83 | 9.02 | 3.26 | .72 | .24 | .17 | .000 |
(WY) | 1957 | 1957 | 1957 | 1977 | 1989 | 1956 | 1977 | 1989 | 1956 | 1988 | 1988 | 1953 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1944 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 32012.5 | 96445.0 | ||||
ANNUAL MEAN | 87.5 | 264 | 232 | |||
HIGHEST ANNUAL MEAN | 711 | 1993 | ||||
LOWEST ANNUAL MEAN | 12.5 | 1989 | ||||
HIGHEST DAILY MEAN | 5510 | Jun 26 | 7000 A | Aug 23 | 20500 | Mar 4 1985 |
LOWEST DAILY MEAN | 1.4 | Jun 10 | 1.9 | Aug 21 | .00 | B |
ANNUAL SEVEN-DAY MINIMUM | 1.6 | Jan 25 | 2.4 | Aug 15 | .00 | Aug 19 1953 |
MAXIMUM PEAK FLOW | 8990 | Aug 23 | 35500 C | May 8 1996 | ||
MAXIMUM PEAK STAGE | 15.18 D | Aug 23 | 28.38 | Mar 4 1985 | ||
INSTANTANEOUS LOW FLOW | 1.9 | Aug 20-22 | ||||
ANNUAL RUNOFF (CFSM) | .25 | .76 | .66 | |||
ANNUAL RUNOFF (INCHES) | 3.41 | 10.28 | 9.02 | |||
10 PERCENT EXCEEDS | 80 | 496 | 424 | |||
50 PERCENT EXCEEDS | 8.4 | 23 | 23 | |||
90 PERCENT EXCEEDS | 2.8 | 3.6 | 1.1 |
A - Estimated | |
B - Many days in 1953-56, 1962-64, 1976-77, 1988, and part of each day | |
Aug. 17-19, 1989. | |
C - Gage height, 28.36 ft. | |
D - From floodmark. | |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |