DISCHARGE: October 1944 to current year. |
STAGE: Water years 1994-2000. |
CHEMICAL: Water years 1979-91. |
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 | 22 | 13 | 11 | e13 | e10 | 38 | 23 | 65 | 856 | 77 | 85 | e13 |
2 | 17 | 11 | 12 | e15 | e11 | 31 | 22 | 68 | 377 | 64 | 70 | e13 |
3 | 26 | 12 | 15 | 16 | e11 | 27 | 21 | 53 | 200 | 229 | 58 | e13 |
4 | 70 | 12 | 18 | 17 | e11 | 23 | 19 | 45 | 133 | 152 | 53 | e13 |
5 | 40 | 12 | 181 | 16 | e11 | 21 | 18 | 40 | 195 | 100 | 82 | e14 |
6 | 24 | 12 | 158 | 16 | e11 | 18 | 22 | 35 | 189 | 76 | 158 | 12 |
7 | 18 | 12 | 67 | 16 | e12 | 17 | 27 | 33 | 115 | 61 | 244 | 12 |
8 | 17 | 12 | 40 | e16 | e13 | 16 | 36 | 34 | 82 | 52 | 128 | 12 |
9 | 15 | 12 | 31 | 17 | e14 | 15 | 39 | 82 | 63 | 43 | 77 | 13 |
10 | 14 | 12 | 26 | 25 | e17 | 15 | 31 | 179 | 50 | 593 | 50 | 14 |
11 | 13 | 12 | 22 | 36 | e20 | 15 | 31 | 141 | 44 | 393 | 37 | 26 |
12 | 12 | 12 | 20 | 27 | e24 | 15 | 31 | 155 | 341 | 211 | 32 | 267 |
13 | 12 | 12 | 18 | 22 | e20 | 15 | 27 | 124 | 673 | 126 | 27 | 153 |
14 | 12 | 12 | 18 | e18 | e18 | 14 | 26 | 81 | 816 | 91 | 25 | 90 |
15 | 12 | 12 | 19 | e16 | e16 | 15 | 26 | 59 | 949 | 73 | 25 | 65 |
16 | 12 | 12 | 32 | e15 | e15 | 16 | 78 | 48 | 394 | 55 | 24 | 43 |
17 | 12 | 12 | 31 | e14 | e15 | 15 | 496 | 44 | 215 | 46 | 121 | 33 |
18 | 12 | 12 | 25 | e13 | e16 | 15 | 246 | 46 | 143 | 42 | 139 | 29 |
19 | 12 | 12 | 22 | e13 | e17 | 17 | 262 | 121 | 105 | 38 | 70 | 25 |
20 | 12 | 11 | e18 | e12 | e18 | 40 | 765 | 120 | 132 | 32 | e40 | 25 |
21 | 12 | 12 | e16 | e12 | 21 | 48 | 1020 | 74 | 837 | 29 | e32 | 29 |
22 | 12 | 13 | e14 | e11 | 71 | 36 | 519 | 56 | 391 | 26 | e26 | 34 |
23 | 12 | 18 | e12 | e11 | 139 | 31 | 302 | 55 | 231 | 23 | e23 | 79 |
24 | 12 | 15 | e10 | e10 | 180 | 29 | 244 | 42 | 335 | 21 | e20 | 74 |
25 | 12 | 13 | e9.0 | e9.7 | 210 | 27 | 185 | 31 | 1430 | 20 | e27 | 60 |
26 | 12 | 13 | e8.6 | e9.5 | 121 | 24 | 122 | 28 | 490 | 19 | e22 | 42 |
27 | 11 | 13 | e9.0 | e9.2 | 85 | 23 | 95 | 44 | 279 | 21 | e19 | 33 |
28 | 12 | 12 | e9.7 | e9.8 | 63 | 25 | 74 | 217 | 200 | 34 | e17 | 28 |
29 | 11 | 12 | e10 | e10 | 47 | 24 | 88 | 155 | 162 | 42 | e14 | 25 |
30 | 12 | 12 | e11 | e10 | --- | 22 | 77 | 140 | 112 | 101 | e14 | 23 |
31 | 11 | --- | e12 | e9.9 | --- | 24 | --- | 471 | --- | 155 | e14 | --- |
TOTAL | 513 | 372 | 905.3 | 465.1 | 1237 | 711 | 4972 | 2886 | 10539 | 3045 | 1773 | 1312 |
MEAN | 16.5 | 12.4 | 29.2 | 15.0 | 42.7 | 22.9 | 166 | 93.1 | 351 | 98.2 | 57.2 | 43.7 |
MAX | 70 | 18 | 181 | 36 | 210 | 48 | 1020 | 471 | 1430 | 593 | 244 | 267 |
MIN | 11 | 11 | 8.6 | 9.2 | 10 | 14 | 18 | 28 | 44 | 19 | 14 | 12 |
CFSM | .15 | .12 | .27 | .14 | .40 | .21 | 1.55 | .87 | 3.28 | .92 | .53 | .41 |
IN. | .18 | .13 | .31 | .16 | .43 | .25 | 1.73 | 1.00 | 3.66 | 1.06 | .62 | .46 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1945 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 38.2 | 62.8 | 79.8 | 84.5 | 105 | 168 | 172 | 127 | 107 | 57.7 | 34.7 | 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 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1945 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 35370.3 | 28730.4 | ||||
ANNUAL MEAN | 96.9 | 78.5 | 89.5 | |||
HIGHEST ANNUAL MEAN | 168 | 1993 | ||||
LOWEST ANNUAL MEAN | 20.8 | 1963 | ||||
HIGHEST DAILY MEAN | 1480 | Apr 28 | 1430 | Jun 25 | 8400 | Jun 13 1981 |
LOWEST DAILY MEAN | 8.6 A | Dec 26 | 8.6 A | Dec 26 | .80 | Aug 16 1964 |
ANNUAL SEVEN-DAY MINIMUM | 9.6 | Dec 24 | 9.6 | Dec 24 | 1.0 | Aug 12 1964 |
INSTANTANEOUS PEAK FLOW | 1980 | Jun 25 | 17300 B | Jun 13 1981 | ||
INSTANTANEOUS PEAK STAGE | 5.01 | Jun 25 | 14.90 | Jun 13 1981 | ||
INSTANTANEOUS LOW FLOW | C | .50 | D | |||
ANNUAL RUNOFF (CFSM) | .91 | .73 | .84 | |||
ANNUAL RUNOFF (INCHES) | 12.30 | 9.99 | 11.37 | |||
10 PERCENT EXCEEDS | 227 | 186 | 195 | |||
50 PERCENT EXCEEDS | 36 | 25 | 29 | |||
90 PERCENT EXCEEDS | 12 | 12 | 7.5 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |