DISCHARGE: October 1970 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 | 29 | 16 | 74 | e30 | 230 | 94 | 42 | 19 | 554 | 13 | 4.3 | 3.1 |
2 | 25 | 15 | 72 | e30 | 161 | 89 | 40 | 23 | 95 | 34 | 3.8 | 3.8 |
3 | 22 | 16 | 67 | e32 | 124 | 83 | 44 | 16 | 58 | 23 | 4.3 | 3.1 |
4 | 21 | 15 | 62 | e35 | 110 | 77 | 44 | 15 | 814 | 14 | 5.0 | 2.3 |
5 | 825 | 14 | 63 | e40 | 103 | 69 | 39 | 14 | 1250 | 12 | 4.4 | 2.5 |
6 | 1940 | 24 | 54 | e42 | 97 | 63 | 39 | 19 | 2490 | 9.9 | 3.6 | 1.9 |
7 | 184 | 500 | 56 | e40 | 102 | 61 | 39 | 26 | 646 | 8.6 | 3.1 | 1.7 |
8 | 63 | 138 | 54 | e38 | 143 | 59 | 37 | 20 | 121 | 8.1 | 2.9 | 1.7 |
9 | 47 | 269 | 52 | e35 | 1710 | 57 | 40 | 15 | 86 | 9.4 | 2.8 | 27 |
10 | 40 | 688 | 49 | e34 | 2570 | 53 | 178 | 13 | 69 | 18 | 2.6 | 54 |
11 | 35 | 168 | 67 | e35 | 244 | 51 | 565 | 11 | 58 | e14 | 2.5 | 16 |
12 | 31 | 105 | 171 | e40 | 149 | 52 | 125 | 11 | 50 | e9.5 | 2.5 | 6.4 |
13 | 28 | 378 | 128 | e50 | 132 | 61 | 72 | 9.8 | 44 | 6.9 | 2.4 | 3.7 |
14 | 25 | 229 | e95 | e200 | 273 | 53 | 57 | 10 | 38 | 6.8 | 2.1 | 2.6 |
15 | 24 | 119 | e75 | 754 | 272 | 50 | 55 | 10 | 37 | 6.2 | 1.9 | 2.1 |
16 | 28 | 94 | e60 | 437 | 146 | 182 | 49 | 9.2 | 41 | 6.0 | 2.1 | 1.8 |
17 | 33 | 80 | e54 | 241 | 104 | 142 | 41 | 8.3 | 33 | 6.1 | 2.0 | 1.7 |
18 | 43 | 70 | e48 | 160 | 85 | 83 | 36 | 115 | 28 | 9.0 | 2.1 | 2.8 |
19 | 31 | 66 | e46 | 147 | 86 | 69 | 36 | 66 | 25 | 14 | 2.4 | 21 |
20 | 25 | 62 | e43 | 98 | 82 | 63 | 34 | 27 | 23 | 12 | 2.5 | 26 |
21 | 23 | 56 | e40 | e85 | 75 | 62 | 33 | 69 | 24 | 12 | 2.6 | 10 |
22 | 21 | 51 | e38 | e70 | 71 | 58 | 31 | 117 | 49 | 8.5 | 2.4 | 6.2 |
23 | 20 | 57 | e36 | e54 | 71 | 55 | 30 | 35 | 35 | 6.7 | 2.1 | 4.4 |
24 | 20 | 52 | e35 | e50 | 87 | 52 | 29 | 28 | 23 | 15 | 7.0 | 3.3 |
25 | 19 | 355 | e35 | e55 | 1590 | 48 | 25 | 27 | 20 | 28 | 14 | 2.6 |
26 | 19 | 755 | e37 | e65 | 702 | 45 | 25 | 27 | 17 | 17 | 85 | 2.2 |
27 | 19 | 188 | e40 | e45 | 137 | 44 | 24 | 29 | 16 | 9.3 | 54 | 2.0 |
28 | 18 | 113 | e40 | e37 | 109 | 46 | 23 | 22 | 15 | 7.4 | 15 | 2.0 |
29 | 17 | 95 | e38 | 184 | --- | 45 | 20 | 17 | 14 | 6.6 | 6.7 | 2.0 |
30 | 16 | 83 | e35 | 1780 | --- | 42 | 18 | 16 | 13 | 5.9 | 4.2 | 2.0 |
31 | 16 | --- | e32 | 979 | --- | 42 | --- | 574 | --- | 5.2 | 3.2 | --- |
TOTAL | 3707 | 4871 | 1796 | 5922 | 9765 | 2050 | 1870 | 1418.3 | 6786 | 362.1 | 255.5 | 221.9 |
MEAN | 120 | 162 | 57.9 | 191 | 349 | 66.1 | 62.3 | 45.8 | 226 | 11.7 | 8.24 | 7.40 |
MAX | 1940 | 755 | 171 | 1780 | 2570 | 182 | 565 | 574 | 2490 | 34 | 85 | 54 |
MIN | 16 | 14 | 32 | 30 | 71 | 42 | 18 | 8.3 | 13 | 5.2 | 1.9 | 1.7 |
CFSM | .79 | 1.07 | .38 | 1.26 | 2.29 | .44 | .41 | .30 | 1.49 | .08 | .05 | .05 |
IN. | .91 | 1.19 | .44 | 1.45 | 2.39 | .50 | .46 | .35 | 1.66 | .09 | .06 | .05 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1971 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 29.8 | 114 | 196 | 150 | 237 | 265 | 224 | 179 | 122 | 66.8 | 30.8 | 39.9 |
MAX | 276 | 666 | 1443 | 617 | 775 | 1024 | 825 | 1058 | 429 | 305 | 162 | 444 |
(WY) | 1987 | 1986 | 1983 | 1974 | 1985 | 1978 | 1994 | 1990 | 1973 | 1982 | 2000 | 1993 |
MIN | .42 | 1.93 | 3.44 | 1.94 | 16.4 | 20.4 | 20.9 | 10.9 | 2.63 | 2.46 | .43 | .056 |
(WY) | 1989 | 1972 | 1990 | 1977 | 1978 | 1981 | 1986 | 1988 | 1988 | 1988 | 1988 | 1988 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1971 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 37270.8 | 39024.8 | ||||
ANNUAL MEAN | 102 | 107 | 137 | |||
HIGHEST ANNUAL MEAN | 254 | 1984 | ||||
LOWEST ANNUAL MEAN | 28.9 | 1992 | ||||
HIGHEST DAILY MEAN | 2710 | Jun 25 | 2570 | Feb 10 | 13800 | Dec 25 1982 |
LOWEST DAILY MEAN | 4.8 A | Jan 27,28 | 1.7 | Sep 7,8,17 | .00 | B |
ANNUAL SEVEN-DAY MINIMUM | 5.0 | Jan 23 | 2.1 | Aug 13 | .00 | Aug 12 1988 |
MAXIMUM PEAK FLOW | 3670 | Feb 9 | 17900 C | Dec 25 1982 | ||
MAXIMUM PEAK STAGE | 16.22 | Feb 9 | 20.91 D | May 26 1990 | ||
INSTANTANEOUS LOW FLOW | 1.6 | Sep 7,8,18 | ||||
ANNUAL RUNOFF (CFSM) | .67 | .70 | .90 | |||
ANNUAL RUNOFF (INCHES) | 9.12 | 9.55 | 12.27 | |||
10 PERCENT EXCEEDS | 139 | 169 | 200 | |||
50 PERCENT EXCEEDS | 29 | 36 | 23 | |||
90 PERCENT EXCEEDS | 9.1 | 3.3 | 2.4 |
A - Estimated, but may have been less during periods of estimated discharges in Jan. and Feb. | |
B - Many days in 1987-88, 1991. | |
C - Gage height, 19.99 ft. | |
D - Discharge, 15,100 ft3/s. |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |