DISCHARGE: October 1979 to current year. |
STAGE: Water years 1994-2000. Gage-height record for June 22, 1973 to Sept. 30, 1979, available in files of U.S. Army Corps of Engineers. |
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 | .04 | e.50 | e.40 | e.30 | e.21 | 2.1 | 2.5 | 2.3 | 11 | 39 | 4.2 | 2.2 |
2 | .14 | e2.0 | .38 | e.30 | e.30 | 1.8 | 2.5 | 2.3 | 7.9 | 31 | 14 | 1.6 |
3 | .32 | e1.2 | .39 | e.70 | e.39 | 1.8 | 2.5 | 2.1 | 6.1 | 26 | 49 | 1.1 |
4 | .17 | e.95 | .41 | 2.3 | e.35 | 1.9 | 2.2 | 1.9 | 5.1 | 23 | 7.8 | .89 |
5 | .14 | e.80 | .65 | 1.1 | e.40 | 1.8 | 2.0 | 1.8 | 5.3 | 1310 | 165 | .54 |
6 | .15 | e.70 | .51 | .69 | e.45 | 1.6 | 2.0 | 1.7 | 6.9 | 686 | 54 | .48 |
7 | .16 | e.60 | .41 | .56 | .56 | 1.6 | 2.8 | 3.6 | 5.1 | 140 | 38 | .41 |
8 | .42 | e.55 | .38 | .57 | .64 | 1.5 | 2.5 | 3.9 | 3.8 | 78 | 11 | .41 |
9 | .12 | e.50 | .41 | .66 | .71 | 1.4 | 2.1 | 2.6 | 3.2 | 56 | 8.5 | .54 |
10 | .08 | e.45 | .51 | .73 | 1.3 | 1.4 | 2.0 | 2.0 | 2.8 | 45 | 5.9 | 43 |
11 | .14 | e.40 | .40 | .57 | 1.3 | 1.5 | 1.9 | 1.6 | 2.7 | 46 | 4.0 | 14 |
12 | .16 | e.35 | .49 | .53 | .67 | 1.9 | 1.8 | 1.5 | 3.0 | 47 | 3.9 | 3.2 |
13 | .21 | e.32 | .44 | .42 | .59 | 2.2 | 1.7 | 2.3 | 3.2 | 37 | 3.7 | 1.1 |
14 | .31 | e.30 | e2.5 | .40 | .50 | 2.3 | 1.7 | 1.6 | 74 | 29 | 3.8 | 1.2 |
15 | .42 | e.28 | e1.5 | .42 | .42 | 2.1 | 1.8 | 1.2 | 44 | 23 | 3.9 | 2.0 |
16 | .39 | e.27 | e1.1 | .40 | .39 | 1.9 | 1.8 | 1.2 | 28 | 18 | 4.1 | 2.3 |
17 | .20 | e.26 | e.90 | .45 | .38 | 1.6 | 3.4 | 1.1 | 32 | 14 | 4.6 | 2.2 |
18 | .21 | e.25 | e.80 | .46 | 11 | 1.5 | 2.8 | 1.1 | 18 | 12 | 13 | 3.4 |
19 | .31 | e.24 | e.70 | .49 | 6.4 | 3.0 | 2.2 | 1.0 | 12 | 12 | 4.9 | 5.2 |
20 | .29 | e.23 | e.60 | e.40 | 3.3 | 37 | 15 | .91 | 112 | 11 | 4.8 | 6.7 |
21 | .32 | e.23 | e.55 | e.33 | 2.5 | 9.5 | 12 | .89 | 475 | 9.2 | 4.5 | 8.7 |
22 | .31 | e.25 | e.50 | e.27 | 2.3 | 5.6 | 4.4 | .91 | 90 | 7.5 | 4.4 | 11 |
23 | e.25 | e.35 | e.45 | e.23 | 2.1 | 4.3 | 3.3 | 3.4 | 42 | 6.0 | 6.9 | 13 |
24 | e.22 | e.70 | e.43 | e.21 | 2.6 | 3.8 | 5.5 | 4.1 | 372 | 4.9 | 21 | 17 |
25 | e.20 | e.55 | e.39 | e.20 | 2.3 | 3.2 | 5.0 | 2.0 | 823 | 4.3 | 13 | 62 |
26 | e.17 | e.47 | e.37 | e.18 | 2.6 | 3.0 | 3.9 | 1.8 | 727 | 3.7 | 10 | 84 |
27 | e.14 | e.45 | e.35 | e.16 | 4.3 | 6.5 | 3.4 | 157 | 352 | 3.3 | 8.7 | 44 |
28 | e.12 | e.43 | e.34 | e.14 | 2.9 | 4.3 | 3.1 | 86 | 128 | 3.0 | 7.9 | 22 |
29 | e.10 | e.41 | e.33 | e.14 | 2.3 | 3.4 | 2.8 | 37 | 79 | 3.6 | 6.1 | 12 |
30 | e.09 | e.40 | e.32 | e.14 | --- | 2.9 | 2.4 | 21 | 53 | 4.5 | 4.7 | 8.3 |
31 | e.08 | --- | e.31 | e.16 | --- | 2.7 | --- | 14 | --- | 4.1 | 3.4 | --- |
TOTAL | 6.38 | 15.39 | 18.22 | 14.61 | 54.16 | 121.1 | 103.0 | 365.81 | 3527.1 | 2737.1 | 498.7 | 374.47 |
MEAN | .21 | .51 | .59 | .47 | 1.87 | 3.91 | 3.43 | 11.8 | 118 | 88.3 | 16.1 | 12.5 |
MAX | .42 | 2.0 | 2.5 | 2.3 | 11 | 37 | 15 | 157 | 823 | 1310 | 165 | 84 |
MIN | .04 | .23 | .31 | .14 | .21 | 1.4 | 1.7 | .89 | 2.7 | 3.0 | 3.4 | .41 |
CFSM | .00 | .01 | .01 | .01 | .02 | .04 | .04 | .13 | 1.26 | .95 | .17 | .13 |
IN. | .00 | .01 | .01 | .01 | .02 | .05 | .04 | .15 | 1.41 | 1.09 | .20 | .15 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 18.4 | 58.9 | 113 | 93.6 | 146 | 118 | 137 | 152 | 84.1 | 31.1 | 20.3 | 42.2 |
MAX | 131 | 305 | 480 | 343 | 874 | 332 | 460 | 602 | 254 | 187 | 227 | 633 |
(WY) | 1994 | 1986 | 1983 | 1982 | 1982 | 1998 | 1994 | 1996 | 1998 | 1993 | 1981 | 1993 |
MIN | .17 | .51 | .24 | .47 | 1.87 | 3.91 | 3.43 | 10.9 | 1.84 | 1.04 | .30 | .065 |
(WY) | 1998 | 2000 | 1990 | 2000 | 2000 | 2000 | 2000 | 1988 | 1988 | 1991 | 1988 | 1983 |
SUMMARY STATISTICS | FOR 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1980 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 24650.38 | 7836.04 | ||||
ANNUAL MEAN | 67.5 | 21.4 | 84.1 | |||
HIGHEST ANNUAL MEAN | 163 | 1993 | ||||
LOWEST ANNUAL MEAN | 10.7 | 1992 | ||||
HIGHEST DAILY MEAN | 1920 | Jun 2 | 1310 | Jul 5 | 7460 | Sep 23 1993 |
LOWEST DAILY MEAN | .04 A | Oct 1 | .04 A | Oct 1 | .00 | B |
ANNUAL SEVEN-DAY MINIMUM | .08 | Sep 17 | .13 | Oct 25 | .00 | Sep 4 1983 |
INSTANTANEOUS PEAK FLOW | 1770 | Jul 5 | 11300 C | May 2 1983 | ||
INSTANTANEOUS PEAK STAGE | 10.63 | Jul 5 | 14.92 | Sep 23 1993 | ||
INSTANTANEOUS LOW FLOW | .03 A | Oct 1 | ||||
ANNUAL RUNOFF (CFSM) | .73 | .23 | .90 | |||
ANNUAL RUNOFF (INCHES) | 9.85 | 3.13 | 12.28 | |||
10 PERCENT EXCEEDS | 166 | 31 | 163 | |||
50 PERCENT EXCEEDS | 7.6 | 2.0 | 18 | |||
90 PERCENT EXCEEDS | .15 | .25 | .31 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |