DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | .00 | e.14 | e2.0 | e4.5 | 20 | 25 | 91 | 121 | 28 | 49 | 6.1 | .09 |
2 | .00 | e.16 | e1.5 | e3.5 | 18 | 24 | 64 | 79 | 26 | 34 | 5.7 | .07 |
3 | .00 | e.18 | e2.5 | e4.0 | 16 | 23 | 99 | 557 | 23 | 28 | 5.5 | .03 |
4 | .00 | e.25 | e1.6 | e5.0 | 16 | 21 | 249 | 333 | 23 | 26 | 5.6 | .01 |
5 | .00 | e.35 | e1.2 | e7.5 | 16 | 19 | 111 | 152 | 25 | 23 | 66 | .00 |
6 | .00 | e.50 | e.90 | e15 | 15 | 19 | 73 | 94 | 22 | 22 | 27 | .00 |
7 | .00 | e.40 | e.70 | e40 | 14 | 19 | 57 | 92 | 20 | 23 | 17 | .00 |
8 | .00 | e.30 | e.54 | 197 | 13 | 51 | 47 | 109 | 20 | 24 | 13 | .00 |
9 | .00 | e.25 | e.40 | 131 | 13 | 135 | 40 | 74 | 76 | 21 | 11 | .00 |
10 | .00 | e.23 | e1.5 | 67 | 13 | 97 | 33 | 57 | 57 | 24 | 15 | .00 |
11 | .00 | e.21 | e1.3 | 45 | 16 | 61 | 30 | 45 | 109 | 18 | 8.7 | .00 |
12 | .00 | e.20 | e1.1 | 36 | 15 | 45 | 29 | 39 | 381 | 17 | e6.0 | .00 |
13 | .00 | e.22 | e1.0 | 27 | 13 | 45 | 31 | 34 | 356 | 16 | e4.5 | .00 |
14 | .00 | e.27 | e.90 | 32 | 13 | 53 | 31 | 30 | 121 | 15 | e3.8 | .00 |
15 | .00 | e.30 | e.80 | 26 | 13 | 41 | 44 | 29 | 138 | 15 | e3.2 | .00 |
16 | .00 | e.25 | e.73 | 22 | 17 | 36 | 93 | 26 | 100 | 14 | e2.6 | .00 |
17 | .00 | e.23 | e.65 | 20 | 55 | 120 | 57 | 24 | 61 | 13 | e2.2 | .00 |
18 | .00 | e.22 | e.57 | 18 | 106 | 197 | 43 | 23 | 50 | 12 | e2.5 | .00 |
19 | .00 | e.20 | e.50 | 17 | 69 | 109 | 38 | 22 | 204 | 12 | e3.0 | .00 |
20 | .00 | e.21 | e.50 | 16 | 54 | 535 | 34 | 31 | 83 | 11 | e2.2 | .00 |
21 | .00 | e.40 | e.55 | 15 | 44 | 312 | 34 | 32 | 53 | 10 | e1.8 | .00 |
22 | .00 | e.35 | e.80 | 15 | 38 | 155 | 30 | 55 | 173 | 9.5 | e1.4 | .00 |
23 | .00 | e.32 | e1.5 | 15 | 35 | 100 | 28 | 681 | 407 | 9.2 | e1.1 | .00 |
24 | .00 | e.30 | e4.0 | 15 | 30 | 72 | 26 | 354 | 126 | 9.1 | e.90 | .00 |
25 | .00 | e.28 | e20 | 15 | 27 | 57 | 26 | 163 | 69 | 8.7 | e.70 | .00 |
26 | e.70 | e.26 | e15 | 17 | 27 | 47 | 25 | 99 | 46 | 8.2 | e.53 | .00 |
27 | e.50 | e.24 | e12 | 26 | 33 | 41 | 21 | 68 | 36 | 7.9 | e.40 | .00 |
28 | e.40 | e.25 | e9.5 | 31 | 28 | e600 | 21 | 52 | 31 | 7.6 | e.33 | .00 |
29 | e.30 | e.40 | e8.0 | 28 | --- | e350 | 67 | 42 | 76 | 7.1 | e.26 | .00 |
30 | e.25 | e3.0 | e6.5 | 23 | --- | e130 | 234 | 36 | 130 | 6.6 | .20 | .00 |
31 | e.20 | --- | e5.5 | 20 | --- | 85 | --- | 33 | --- | 6.4 | .13 | --- |
TOTAL | 2.35 | 10.87 | 104.24 | 953.5 | 787 | 3624 | 1806 | 3586 | 3070 | 507.3 | 218.35 | 0.20 |
MEAN | .076 | .36 | 3.36 | 30.8 | 28.1 | 117 | 60.2 | 116 | 102 | 16.4 | 7.04 | .007 |
MAX | .70 | 3.0 | 20 | 197 | 106 | 600 | 249 | 681 | 407 | 49 | 66 | .09 |
MIN | .00 | .14 | .40 | 3.5 | 13 | 19 | 21 | 22 | 20 | 6.4 | .13 | .00 |
CFSM | .00 | .01 | .10 | .89 | .81 | 3.38 | 1.74 | 3.34 | 2.96 | .47 | .20 | .00 |
IN. | .00 | .01 | .11 | 1.03 | .85 | 3.90 | 1.94 | 3.86 | 3.30 | .55 | .23 | .00 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1980 - 1998, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 8.11 | 37.1 | 40.9 | 36.5 | 46.6 | 50.2 | 56.1 | 50.9 | 31.8 | 11.4 | 3.39 | 4.70 |
MAX | 41.2 | 235 | 131 | 122 | 124 | 117 | 146 | 141 | 102 | 37.6 | 14.1 | 54.2 |
(WY) | 1994 | 1993 | 1983 | 1993 | 1982 | 1998 | 1994 | 1996 | 1998 | 1993 | 1981 | 1993 |
MIN | .000 | .36 | .84 | .19 | 8.46 | 5.88 | 11.2 | 8.43 | 1.27 | .031 | .000 | .000 |
(WY) | 1989 | 1998 | 1981 | 1981 | 1995 | 1981 | 1986 | 1997 | 1991 | 1991 | 1984 | 1983 |
SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1980 - 1998 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 8298.57 | 14669.81 | ||||
ANNUAL MEAN | 22.7 | 40.2 | 31.5 | |||
HIGHEST ANNUAL MEAN | 59.8 | 1993 | ||||
LOWEST ANNUAL MEAN | 12.4 | 1992 | ||||
HIGHEST DAILY MEAN | 975 | Feb 27 | 681 | May 23 | 1680 | May 16 1990 |
LOWEST DAILY MEAN | .00 | Many days | .00 | Many days | .00 | A |
ANNUAL SEVEN-DAY MINIMUM | .00 | Jul 30 | .00 | Oct 1 | .00 | Aug 11 1983 |
INSTANTANEOUS PEAK FLOW | 1720 | Mar 28 | 3200 B | Apr 29 1996 | ||
INSTANTANEOUS PEAK STAGE | 11.34 | Mar 28 | 12.62 | Apr 29 1996 | ||
ANNUAL RUNOFF (CFSM) | .66 | 1.16 | .91 | |||
ANNUAL RUNOFF (INCHES) | 8.92 | 15.77 | 12.39 | |||
10 PERCENT EXCEEDS | 59 | 99 | 71 | |||
50 PERCENT EXCEEDS | 5.5 | 15 | 12 | |||
90 PERCENT EXCEEDS | .00 | .00 | .07 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |