DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAILY MEAN VALUES |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 4.9 | 3.9 | 2.7 | e2.4 | 36 | 8.9 | 4.0 | 57 | 71 | 16 | 8.8 | 3.0 |
2 | 3.3 | 2.8 | 2.3 | e2.8 | 51 | 8.4 | 3.8 | 35 | 118 | 7.7 | 1.7 | 3.2 |
3 | 6.1 | 2.5 | 1.8 | e3.2 | 50 | 14 | 4.3 | 24 | 55 | 5.8 | 2.3 | 3.1 |
4 | 2.7 | 2.8 | 1.2 | e3.0 | 37 | 11 | 6.7 | 19 | 32 | 5.2 | 1.9 | 2.7 |
5 | 1.6 | 3.8 | 1.3 | e2.9 | 26 | 14 | 4.6 | 15 | 25 | 3.8 | 1.8 | 2.1 |
6 | 5.4 | 4.2 | 27 | e2.8 | 23 | 26 | 5.1 | 18 | 19 | 3.5 | 2.2 | 2.1 |
7 | 6.1 | 3.6 | 106 | e2.7 | 20 | e20 | 5.5 | 14 | 15 | 2.9 | 2.7 | 2.3 |
8 | 2.6 | 3.5 | 54 | e2.7 | 21 | 17 | 4.8 | 11 | 11 | 3.0 | 3.0 | 2.5 |
9 | 1.4 | 3.5 | 32 | e2.6 | 17 | 16 | 29 | 9.2 | 10 | 3.4 | 1.7 | 2.4 |
10 | 1.6 | 36 | 20 | e2.6 | 15 | 15 | 32 | 8.2 | 8.7 | 3.3 | 2.3 | 1.6 |
11 | 2.0 | 24 | 12 | e2.5 | 16 | 14 | 83 | 8.0 | 7.4 | 2.5 | 2.6 | 2.0 |
12 | 1.5 | 11 | 8.8 | e2.5 | 15 | 15 | 46 | 42 | 8.9 | 2.3 | 5.9 | 2.3 |
13 | 1.4 | 12 | 7.9 | e2.5 | 12 | 16 | 24 | 75 | 29 | 3.1 | 4.4 | 2.7 |
14 | 2.8 | 7.8 | 6.8 | e2.5 | 9.8 | 15 | 14 | 46 | 35 | 2.5 | 2.2 | 1.9 |
15 | 2.7 | 4.3 | 5.9 | e2.5 | 9.4 | 21 | 25 | 30 | 20 | 2.7 | 1.8 | 1.6 |
16 | 1.9 | 3.3 | 4.8 | e2.5 | 10 | 41 | 212 | 17 | 13 | 3.2 | 2.6 | 1.9 |
17 | 2.6 | 2.3 | 4.4 | e5.0 | 9.6 | 82 | 119 | 14 | 11 | 3.4 | 3.3 | 1.7 |
18 | 9.7 | 2.1 | 4.5 | e42 | 7.8 | 57 | 69 | 12 | 8.5 | 4.5 | 2.6 | 1.6 |
19 | 5.3 | 2.0 | 4.1 | e25 | 7.4 | 43 | 46 | 9.4 | 6.5 | 3.6 | 11 | 1.4 |
20 | 1.9 | 1.9 | 3.9 | 13 | 6.9 | 26 | 34 | 10 | 5.0 | 2.1 | 2.4 | 1.6 |
21 | 1.3 | 1.6 | 4.4 | 18 | 6.5 | 16 | 32 | 7.8 | 5.4 | 3.9 | 1.8 | 1.6 |
22 | 1.7 | 1.8 | e4.0 | 258 | 5.4 | 12 | 80 | 9.8 | 5.6 | 7.4 | 1.8 | 1.5 |
23 | 1.3 | 1.8 | e3.0 | 517 | 5.4 | 18 | 379 | 16 | 11 | 3.8 | 2.2 | 1.1 |
24 | 1.4 | 1.6 | e2.8 | 436 | 5.0 | 13 | 131 | 17 | 20 | 3.3 | 6.3 | 1.6 |
25 | 1.3 | 2.1 | 3.0 | 188 | 5.3 | 9.9 | 74 | 11 | 11 | 2.3 | 7.2 | 1.1 |
26 | 1.7 | 1.5 | 2.7 | 99 | 5.5 | 6.6 | 52 | 7.4 | 8.5 | 2.0 | 3.4 | 1.4 |
27 | 4.6 | 2.0 | 2.9 | 99 | 12 | 6.7 | 156 | 5.9 | 9.5 | 2.1 | 2.0 | .84 |
28 | 14 | 1.8 | 3.3 | 118 | 11 | 5.7 | 451 | 5.8 | 7.3 | 1.9 | 2.3 | 2.9 |
29 | 5.2 | 1.7 | 3.2 | 71 | --- | 5.1 | 143 | 4.9 | 7.1 | 2.0 | 2.4 | 2.6 |
30 | 8.2 | 3.0 | e2.8 | 52 | --- | 4.4 | 77 | 5.1 | 4.8 | 2.0 | 2.9 | 1.8 |
31 | 6.6 | --- | e2.5 | 41 | --- | 4.3 | --- | 13 | --- | 3.0 | 3.1 | --- |
TOTAL | 114.8 | 156.2 | 346.0 | 2024.7 | 456.0 | 582.0 | 2346.8 | 577.5 | 599.2 | 118.2 | 102.6 | 60.14 |
MEAN | 3.70 | 5.21 | 11.2 | 65.3 | 16.3 | 18.8 | 78.2 | 18.6 | 20.0 | 3.81 | 3.31 | 2.00 |
MAX | 14 | 36 | 106 | 517 | 51 | 82 | 451 | 75 | 118 | 16 | 11 | 3.2 |
MIN | 1.3 | 1.5 | 1.2 | 2.4 | 5.0 | 4.3 | 3.8 | 4.9 | 4.8 | 1.9 | 1.7 | .84 |
CFSM | .16 | .23 | .48 | 2.83 | .71 | .81 | 3.39 | .81 | .86 | .17 | .14 | .09 |
IN. | .18 | .25 | .56 | 3.26 | .73 | .94 | 3.78 | .93 | .96 | .19 | .17 | .10 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1948 - 1999, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 7.81 | 14.8 | 19.1 | 19.3 | 26.0 | 39.1 | 35.4 | 23.8 | 19.7 | 9.52 | 7.12 | 7.20 |
MAX | 55.9 | 78.3 | 83.6 | 74.5 | 119 | 167 | 78.2 | 77.7 | 109 | 57.0 | 43.1 | 59.9 |
(WY) | 1955 | 1991 | 1983 | 1993 | 1997 | 1979 | 1999 | 1974 | 1993 | 1996 | 1968 | 1993 |
MIN | .000 | .25 | .59 | .36 | .51 | 3.75 | 3.75 | 2.15 | .61 | .54 | .63 | .030 |
(WY) | 1957 | 1957 | 1957 | 1984 | 1978 | 1957 | 1963 | 1988 | 1988 | 1988 | 1956 | 1956 |
SUMMARY STATISTICS | FOR 1998 CALENDAR YEAR | FOR 1999 WATER YEAR | WATER YEARS 1948 - 1999 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 10060.49 | 7484.14 | ||||
ANNUAL MEAN | 27.6 | 20.5 | 19.1 | |||
HIGHEST ANNUAL MEAN | 42.8 | 1993 | ||||
LOWEST ANNUAL MEAN | 5.77 | 1963 | ||||
HIGHEST DAILY MEAN | 427 | Aug 5 | 517 | Jan 23 | 860 | Jul 13 1957 |
LOWEST DAILY MEAN | .87 | Jan 2 | .84 | Sep 27 | .00 | A |
ANNUAL SEVEN-DAY MINIMUM | 1.4 | Sep 23 | 1.3 | Sep 21 | .00 | Sep 21 1949 |
INSTANTANEOUS PEAK FLOW | 587 | Jan 23 | 1380 B | Jul 13 1957 | ||
INSTANTANEOUS PEAK STAGE | 11.15 | Jan 23 | 11.79 C | Nov 28 1990 | ||
INSTANTANEOUS LOW FLOW | .62 | Sep 27 | ||||
ANNUAL RUNOFF (CFSM) | 1.19 | .89 | .83 | |||
ANNUAL RUNOFF (INCHES) | 16.20 | 12.05 | 11.22 | |||
10 PERCENT EXCEEDS | 70 | 44 | 43 | |||
50 PERCENT EXCEEDS | 7.1 | 5.2 | 5.1 | |||
90 PERCENT EXCEEDS | 1.9 | 1.8 | .95 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |