DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | .00 | .71 | 5.1 | 2.8 | 21 | 63 | e350 | 2050 | 20 | e200 | 279 | 1.1 |
2 | .00 | 1.6 | 2.0 | 2.7 | 20 | 48 | e250 | 2240 | 16 | e50 | 69 | .93 |
3 | .00 | .60 | 3.4 | 3.5 | 18 | 42 | 142 | 2030 | 13 | 29 | 25 | .74 |
4 | .00 | .30 | 2.1 | 3.5 | 17 | 37 | 287 | 2270 | 14 | 38 | 16 | .68 |
5 | .00 | .26 | 1.4 | 45 | 18 | 34 | 269 | 2350 | 51 | 41 | 42 | .75 |
6 | .00 | .61 | 1.0 | 298 | 22 | 31 | 133 | 2190 | 43 | 17 | 888 | .74 |
7 | .00 | 1.9 | .90 | 572 | 29 | 30 | 94 | 2310 | 30 | 499 | 1600 | .60 |
8 | .00 | 2.1 | .85 | 901 | 68 | 239 | 85 | 2170 | 22 | 1030 | 2210 | .53 |
9 | .00 | e1.6 | 1.0 | 825 | 63 | 535 | 184 | 2050 | 21 | 1170 | 2640 | .42 |
10 | .00 | e1.3 | 5.1 | 663 | 41 | 339 | 230 | 1770 | 80 | 1100 | 2330 | .36 |
11 | .00 | e1.0 | 8.6 | 183 | 69 | 136 | 108 | 1390 | 46 | 826 | 1950 | .32 |
12 | .00 | e.80 | 5.6 | 64 | 324 | 72 | 68 | e700 | 151 | 220 | 1550 | .28 |
13 | .00 | e1.0 | 2.5 | 46 | 189 | 67 | 57 | e200 | 653 | 186 | 1040 | .26 |
14 | .00 | e2.2 | 1.5 | 34 | 87 | 66 | e250 | e110 | 475 | 815 | 320 | .21 |
15 | .00 | e3.0 | .98 | 44 | 56 | 52 | e500 | e70 | 608 | 206 | 48 | .19 |
16 | .00 | e2.7 | .70 | 90 | 315 | 43 | 3190 | e45 | 399 | 62 | 25 | .17 |
17 | .00 | e2.4 | .59 | 65 | 865 | 93 | 3590 | 65 | 124 | 41 | 18 | .21 |
18 | .00 | e2.0 | .50 | 42 | 1020 | 841 | 3260 | 22 | e45 | 25 | 14 | .29 |
19 | .00 | e1.7 | .71 | 42 | 897 | 917 | 2570 | 18 | e55 | 17 | 11 | .28 |
20 | .00 | e1.4 | .80 | 40 | 767 | 1100 | 1880 | 17 | e80 | 12 | 8.6 | 3.5 |
21 | .00 | e1.2 | .96 | 32 | 541 | 1230 | 1370 | 167 | e100 | 9.4 | 6.6 | 59 |
22 | .00 | e1.1 | 3.3 | 29 | 232 | 1100 | e670 | 369 | e170 | 7.0 | 5.1 | 24 |
23 | .00 | e1.0 | 4.1 | 236 | 140 | 901 | e180 | 834 | 1490 | 8.9 | 4.4 | 5.6 |
24 | .00 | e.90 | 74 | 228 | 98 | e300 | e80 | 976 | 1500 | 9.7 | 3.6 | 1.9 |
25 | .00 | e.80 | 269 | 106 | 71 | e80 | 174 | 1050 | e1270 | 7.2 | 3.0 | 38 |
26 | .10 | e.70 | 87 | 64 | 60 | e50 | 102 | 681 | e990 | 4.8 | 2.6 | 78 |
27 | .08 | e.65 | 24 | 48 | 87 | e35 | 47 | 128 | e380 | 3.6 | 2.0 | 13 |
28 | .07 | e.60 | 11 | 42 | 92 | e85 | 33 | 55 | e210 | 3.0 | 1.7 | 4.0 |
29 | .05 | e.55 | 5.8 | 37 | --- | e140 | 61 | 41 | e170 | 3.1 | 1.6 | 1.7 |
30 | .04 | e3.0 | 4.8 | 29 | --- | e70 | 1600 | 31 | e620 | 118 | 1.5 | 1.1 |
31 | .07 | --- | 3.5 | 24 | --- | e50 | --- | 26 | --- | 429 | 1.3 | --- |
TOTAL | 0.41 | 39.68 | 532.79 | 4841.5 | 6227 | 8826 | 21814 | 28425 | 9846 | 7187.7 | 15117.0 | 238.86 |
MEAN | .013 | 1.32 | 17.2 | 156 | 222 | 285 | 727 | 917 | 328 | 232 | 488 | 7.96 |
MAX | .10 | 3.0 | 269 | 901 | 1020 | 1230 | 3590 | 2350 | 1500 | 1170 | 2640 | 78 |
MIN | .00 | .26 | .50 | 2.7 | 17 | 30 | 33 | 17 | 13 | 3.0 | 1.3 | .17 |
CFSM | .00 | .01 | .08 | .68 | .98 | 1.25 | 3.19 | 4.02 | 1.44 | 1.02 | 2.14 | .03 |
IN. | .00 | .01 | .09 | .79 | 1.02 | 1.44 | 3.56 | 4.64 | 1.61 | 1.17 | 2.47 | .04 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1941 - 1998, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 39.7 | 175 | 261 | 318 | 363 | 478 | 436 | 337 | 176 | 102 | 69.4 | 33.1 |
MAX | 350 | 1540 | 1787 | 2245 | 1379 | 1897 | 1375 | 1928 | 945 | 1366 | 488 | 304 |
(WY) | 1946 | 1994 | 1983 | 1950 | 1950 | 1945 | 1972 | 1961 | 1945 | 1958 | 1998 | 1945 |
MIN | .000 | .000 | .000 | .028 | .022 | .000 | 8.02 | 5.33 | 1.05 | .002 | .000 | .000 |
(WY) | 1941 | 1941 | 1941 | 1977 | 1941 | 1941 | 1946 | 1941 | 1988 | 1944 | 1953 | 1953 |
SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1941 - 1998 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 90344.18 | 103095.94 | ||||
ANNUAL MEAN | 248 | 282 | 232 | |||
HIGHEST ANNUAL MEAN | 505 | 1950 | ||||
LOWEST ANNUAL MEAN | 9.71 | 1941 | ||||
HIGHEST DAILY MEAN | 3370 | Jun 20 | 3590 | Apr 17 | 7410 | May 9 1961 |
LOWEST DAILY MEAN | .00 | Many days | .00 | Many days | .00 | A |
ANNUAL SEVEN-DAY MINIMUM | .00 | Sep 28 | .00 | Oct 1 | .00 | Oct 1 1940 |
INSTANTANEOUS PEAK FLOW | 3650 | Apr 17 | 7500 | May 9 1961 | ||
INSTANTANEOUS PEAK STAGE | 19.67 | Apr 17 | 24.04 B | May 9 1961 | ||
ANNUAL RUNOFF (CFSM) | 1.09 | 1.24 | 1.02 | |||
ANNUAL RUNOFF (INCHES) | 14.74 | 16.82 | 13.80 | |||
10 PERCENT EXCEEDS | 983 | 1000 | 797 | |||
50 PERCENT EXCEEDS | 16 | 37 | 19 | |||
90 PERCENT EXCEEDS | .04 | .26 | .00 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |