DISCHARGE: October 1944 to current year. |
STAGE: Water years 1994-2001. |
CHEMICAL: Water years 1979-91. |
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 | 22 | 17 | 43 | e23 | e200 | 175 | 45 | 41 | 201 | 16 | 22 | 37 |
2 | 20 | 18 | 39 | e24 | e140 | 154 | 42 | 36 | 132 | 14 | 236 | 32 |
3 | 25 | 17 | 34 | e25 | e110 | 127 | 39 | 33 | 87 | 50 | 411 | 19 |
4 | 155 | 16 | 32 | e26 | e95 | 94 | 36 | 30 | 67 | 59 | 175 | 15 |
5 | 105 | 17 | 29 | e27 | e85 | 80 | 37 | 28 | 375 | 31 | 91 | 13 |
6 | 87 | 25 | e30 | e27 | e80 | 70 | 60 | 28 | 480 | 20 | 60 | 15 |
7 | 54 | 77 | e30 | e26 | e90 | 63 | 85 | 38 | 262 | 17 | 46 | 18 |
8 | 45 | 52 | e28 | e25 | 190 | 60 | 61 | 42 | 162 | 17 | 34 | 19 |
9 | 56 | 180 | e26 | e24 | e2370 | 56 | 54 | 33 | 106 | 16 | 34 | 25 |
10 | 46 | 348 | e25 | e23 | e1340 | 51 | 51 | 29 | 77 | 14 | 34 | 39 |
11 | 37 | 166 | e30 | e23 | 559 | 52 | 50 | 40 | 60 | 11 | 29 | 26 |
12 | 31 | 94 | e37 | e23 | 326 | 57 | 94 | 41 | 98 | 11 | 20 | 19 |
13 | 26 | 124 | e35 | e30 | 251 | 66 | 74 | 32 | 104 | 11 | 17 | 16 |
14 | 24 | 130 | e33 | e40 | 270 | 60 | 55 | 28 | 61 | 10 | 15 | 15 |
15 | 23 | 82 | e31 | e230 | 288 | 95 | 184 | 26 | 137 | 9.6 | 14 | 14 |
16 | 22 | 60 | e30 | e160 | 233 | 219 | 208 | 27 | 88 | 9.5 | 22 | 13 |
17 | 22 | 48 | e29 | e110 | 176 | 262 | 124 | 30 | 53 | 9.7 | 28 | 13 |
18 | 21 | 40 | e28 | e90 | 154 | 286 | 88 | 26 | 41 | 10 | 28 | 17 |
19 | 20 | 36 | e27 | e80 | 120 | 209 | 72 | 21 | 31 | 10 | 50 | 196 |
20 | 19 | 32 | e26 | e70 | 96 | 155 | 94 | 20 | 28 | 9.6 | 35 | 128 |
21 | 18 | 30 | e25 | e60 | 82 | 122 | 227 | 26 | 41 | 9.5 | 23 | 61 |
22 | 19 | 35 | e24 | e54 | 76 | 98 | 235 | 28 | 52 | 268 | 18 | 41 |
23 | 19 | 26 | e24 | e48 | 69 | 82 | 193 | 24 | 38 | 205 | 19 | 43 |
24 | 37 | 24 | e23 | e45 | e400 | 71 | 152 | 27 | 30 | 190 | 19 | 128 |
25 | 41 | 25 | e23 | e42 | e1150 | 63 | 112 | 46 | 26 | 205 | 87 | 70 |
26 | 29 | 38 | e22 | e40 | 459 | 56 | 87 | 116 | 22 | 203 | 265 | 40 |
27 | 23 | 47 | e22 | e39 | 287 | 52 | 70 | 414 | 21 | 92 | 123 | 31 |
28 | 21 | 40 | e21 | e50 | 211 | 49 | 57 | 231 | 19 | 58 | 57 | 24 |
29 | 20 | 41 | e21 | e70 | --- | 47 | 50 | 134 | 18 | 43 | 38 | 21 |
30 | 18 | 48 | e22 | e160 | --- | 46 | 44 | 86 | 17 | 33 | 27 | 18 |
31 | 17 | --- | e22 | e400 | --- | 45 | --- | 72 | --- | 26 | 38 | --- |
TOTAL | 1122 | 1933 | 871 | 2114 | 9907 | 3122 | 2780 | 1833 | 2934 | 1687.9 | 2115 | 1166 |
MEAN | 36.2 | 64.4 | 28.1 | 68.2 | 354 | 101 | 92.7 | 59.1 | 97.8 | 54.4 | 68.2 | 38.9 |
MAX | 155 | 348 | 43 | 400 | 2370 | 286 | 235 | 414 | 480 | 268 | 411 | 196 |
MIN | 17 | 16 | 21 | 23 | 69 | 45 | 36 | 20 | 17 | 9.5 | 14 | 13 |
CFSM | .34 | .60 | .26 | .64 | 3.31 | .94 | .87 | .55 | .91 | .51 | .64 | .36 |
IN. | .39 | .67 | .30 | .73 | 3.44 | 1.09 | .97 | .64 | 1.02 | .59 | .74 | .41 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1945 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 38.1 | 62.8 | 78.9 | 84.2 | 110 | 167 | 170 | 126 | 106 | 57.7 | 35.3 | 40.2 |
MAX | 458 | 359 | 552 | 306 | 416 | 726 | 566 | 488 | 581 | 432 | 144 | 372 |
(WY) | 1955 | 1991 | 1983 | 1974 | 1997 | 1979 | 1947 | 1974 | 1981 | 1957 | 1998 | 1961 |
MIN | 3.05 | 5.34 | 3.15 | 3.89 | 5.54 | 18.9 | 13.8 | 20.1 | 10.9 | 7.17 | 3.36 | 4.35 |
(WY) | 1964 | 1964 | 1964 | 1963 | 1963 | 1964 | 1963 | 1985 | 1988 | 1988 | 1964 | 1966 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1945 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 30866.1 | 31584.9 | ||||
ANNUAL MEAN | 84.3 | 86.5 | 89.5 | |||
HIGHEST ANNUAL MEAN | 168 | 1993 | ||||
LOWEST ANNUAL MEAN | 20.8 | 1963 | ||||
HIGHEST DAILY MEAN | 1430 | Jun 25 | 2370 B | Feb 9 | 8400 | Jun 13 1981 |
LOWEST DAILY MEAN | 9.2 A | Jan 27 | 9.5 | Jul 16, 21 | .80 | Aug 16 1964 |
ANNUAL SEVEN-DAY MINIMUM | 9.7 | Jan 25 | 9.7 | Jul 15 | 1.0 | Aug 12 1964 |
MAXIMUM PEAK FLOW | 2920 C | Feb 9 | 17300 D | Jun 13 1981 | ||
MAXIMUM PEAK STAGE | 6.01 C | Feb 9 | 14.90 | Jun 13 1981 | ||
INSTANTANEOUS LOW FLOW | 8.4 | Jul 21 | .50 | E | ||
ANNUAL RUNOFF (CFSM) | .79 | .81 | .84 | |||
ANNUAL RUNOFF (INCHES) | 10.73 | 10.98 | 11.36 | |||
10 PERCENT EXCEEDS | 191 | 200 | 195 | |||
50 PERCENT EXCEEDS | 31 | 40 | 30 | |||
90 PERCENT EXCEEDS | 14 | 18 | 7.6 |
A - Estimated due to backwater from ice. | |
B - Estimated from graph based on floodmark. | |
C - From floodmark. | |
D - From rating curve extended above 6,300 ft3/s. | |
E - Aug. 9, 16, 19, 1964. |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |