DISCHARGE: October 1970 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 | 2.8 | e2.2 | 4.6 | 6.5 | e6.4 | 30 | 17 | 18 | 42 | 53 | 32 | 25 |
2 | 2.1 | e25 | 4.9 | 6.7 | e7.0 | 25 | 17 | 16 | 35 | 53 | 21 | 22 |
3 | 1.9 | 16 | 5.3 | 17 | e7.8 | 35 | 16 | 15 | 30 | 72 | 16 | 20 |
4 | 2.4 | 7.0 | 5.9 | 30 | 8.9 | 60 | 15 | 15 | 26 | 55 | 16 | 18 |
5 | 2.9 | 5.2 | 7.4 | 19 | 8.6 | 38 | 13 | 14 | 23 | 124 | 22 | 18 |
6 | 2.7 | e4.8 | 8.9 | 11 | 8.7 | 28 | 12 | 14 | 20 | 169 | 56 | 16 |
7 | 2.3 | e4.4 | 9.0 | 9.0 | 8.8 | 23 | 18 | 1080 | 17 | 65 | 94 | 15 |
8 | 14 | 3.9 | 7.3 | 7.9 | 9.2 | 21 | 61 | 747 | 15 | 42 | 48 | 14 |
9 | 16 | 4.3 | 6.7 | 8.5 | 9.6 | 19 | 34 | 94 | 13 | 34 | 56 | 13 |
10 | 8.3 | 4.3 | 22 | 9.0 | 11 | 16 | 23 | 60 | 12 | 30 | 35 | 273 |
11 | 4.4 | 4.3 | 21 | 8.0 | 12 | 18 | 19 | 43 | 16 | 70 | 21 | 103 |
12 | 3.2 | 4.1 | 14 | 7.1 | 11 | 19 | 17 | 56 | 36 | 105 | 16 | 47 |
13 | 2.8 | 4.2 | 10 | 6.7 | 10 | 27 | 15 | 836 | 26 | 43 | 13 | 53 |
14 | 2.6 | 4.6 | 9.9 | 6.0 | 11 | 29 | 14 | 102 | 24 | 32 | 12 | 30 |
15 | 2.5 | 4.5 | 9.6 | 5.9 | 10 | 25 | 13 | 52 | 38 | 25 | 11 | 23 |
16 | 2.7 | 4.5 | 8.5 | 6.5 | 8.9 | 22 | 14 | 39 | 130 | 21 | 10 | 19 |
17 | 3.7 | 4.5 | 7.6 | 6.4 | 8.0 | 18 | 64 | 33 | 351 | 19 | 13 | 17 |
18 | 4.8 | 4.5 | 6.9 | 8.3 | 297 | 16 | 56 | 29 | 90 | 33 | 73 | 15 |
19 | 5.2 | 4.8 | 6.6 | 8.5 | 108 | 40 | 30 | 29 | 38 | 703 | 25 | 14 |
20 | e4.5 | 4.9 | e5.5 | 7.9 | 48 | 158 | 29 | 28 | 26 | 83 | 14 | 13 |
21 | e4.0 | 5.1 | e4.8 | e6.0 | 31 | 103 | 63 | 22 | 774 | 43 | 11 | 12 |
22 | e3.7 | 5.3 | e4.3 | e5.6 | 26 | 56 | 36 | 20 | 142 | 32 | 12 | 12 |
23 | e3.3 | 6.0 | e4.2 | e5.4 | 20 | 40 | 26 | 19 | 65 | 26 | 1210 | 11 |
24 | e3.1 | 5.8 | e4.0 | e5.2 | 23 | 34 | 61 | 20 | 2300 | 23 | 1680 | 12 |
25 | e2.9 | 6.0 | e4.0 | e5.0 | 23 | 29 | 104 | 16 | 2710 | 20 | 1150 | 264 |
26 | e2.8 | 5.8 | e4.2 | e5.0 | 39 | 24 | 47 | 22 | 882 | 18 | 103 | 652 |
27 | e2.7 | 5.3 | e4.5 | e4.8 | 83 | 30 | 33 | 1250 | 500 | 17 | 79 | 96 |
28 | e2.6 | 4.9 | e5.0 | e4.8 | 46 | 31 | 27 | 919 | 112 | 18 | 56 | 52 |
29 | e2.5 | 4.7 | 6.3 | e5.0 | 32 | 24 | 24 | 142 | 78 | 77 | 44 | 39 |
30 | e2.4 | 4.5 | 6.9 | e5.4 | --- | 20 | 20 | 78 | 62 | 58 | 35 | 33 |
31 | e2.3 | --- | 6.9 | e5.8 | --- | 18 | --- | 54 | --- | 53 | 30 | --- |
TOTAL | 124.1 | 175.4 | 236.7 | 253.9 | 932.9 | 1076 | 938 | 5882 | 8633 | 2216 | 5014 | 1951 |
MEAN | 4.00 | 5.85 | 7.64 | 8.19 | 32.2 | 34.7 | 31.3 | 190 | 288 | 71.5 | 162 | 65.0 |
MAX | 16 | 25 | 22 | 30 | 297 | 158 | 104 | 1250 | 2710 | 703 | 1680 | 652 |
MIN | 1.9 | 2.2 | 4.0 | 4.8 | 6.4 | 16 | 12 | 14 | 12 | 17 | 10 | 11 |
CFSM | .03 | .04 | .05 | .05 | .21 | .23 | .21 | 1.25 | 1.89 | .47 | 1.06 | .43 |
IN. | .03 | .04 | .06 | .06 | .23 | .26 | .23 | 1.44 | 2.11 | .54 | 1.23 | .48 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1971 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 26.9 | 112 | 200 | 149 | 234 | 271 | 229 | 184 | 118 | 68.6 | 31.5 | 41.0 |
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 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1971 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 50663.3 | 27433.0 | ||||
ANNUAL MEAN | 139 | 75.0 | 138 | |||
HIGHEST ANNUAL MEAN | 254 | 1984 | ||||
LOWEST ANNUAL MEAN | 28.9 | 1992 | ||||
HIGHEST DAILY MEAN | 5320 | Feb 7 | 2710 | Jun 25 | 13800 | Dec 25 1982 |
LOWEST DAILY MEAN | 1.3 | Sep 19,26,27 | 1.9 | Oct 3 | .00 | A |
ANNUAL SEVEN-DAY MINIMUM | 1.5 | Sep 21 | 2.4 | Oct 1 | .00 | Aug 12 1988 |
INSTANTANEOUS PEAK FLOW | 4360 | Jun 25 | 17900 B | Dec 25 1982 | ||
INSTANTANEOUS PEAK STAGE | 16.72 | Jun 25 | 20.91 C | May 26 1990 | ||
INSTANTANEOUS LOW FLOW | 1.8 | Oct 3 | ||||
ANNUAL RUNOFF (CFSM) | .91 | .49 | .91 | |||
ANNUAL RUNOFF (INCHES) | 12.40 | 6.71 | 12.36 | |||
10 PERCENT EXCEEDS | 233 | 91 | 200 | |||
50 PERCENT EXCEEDS | 25 | 18 | 22 | |||
90 PERCENT EXCEEDS | 2.5 | 4.4 | 2.4 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |