DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 4.1 | 11 | 11 | e3.6 | 358 | 178 | 104 | 225 | 98 | 206 | 12 | 3.5 |
2 | 3.3 | 6.8 | 10 | e4.3 | 440 | 162 | 100 | 214 | 632 | 347 | 10 | 2.2 |
3 | 4.3 | 5.7 | 9.5 | e3.9 | 433 | 315 | 95 | 203 | 916 | 237 | 9.2 | 2.0 |
4 | 4.1 | 4.2 | 9.0 | e3.5 | 327 | 313 | 103 | 192 | 503 | 173 | 8.6 | 1.4 |
5 | 4.8 | 2.9 | 8.0 | e3.2 | 239 | 253 | 91 | 188 | 495 | 138 | 7.7 | 1.0 |
6 | 8.3 | 2.3 | 8.3 | e3.5 | 211 | 296 | 99 | 181 | 454 | 120 | 7.0 | .85 |
7 | 16 | 2.9 | 9.6 | e4.1 | 381 | 287 | 100 | 168 | 315 | 105 | 6.6 | .56 |
8 | 9.6 | 3.7 | 11 | e4.0 | 930 | 244 | 96 | 151 | 251 | 92 | 8.4 | .58 |
9 | 6.9 | 5.1 | 8.6 | e3.7 | 906 | 240 | 185 | 137 | 215 | 84 | 9.4 | .40 |
10 | 4.2 | 11 | 7.1 | e3.5 | 689 | 206 | 226 | 130 | 186 | 75 | 7.9 | .11 |
11 | 3.4 | 18 | 6.0 | e3.3 | 491 | 168 | 225 | 127 | 164 | 66 | 6.9 | .00 |
12 | 3.3 | 13 | 5.3 | e3.2 | 472 | 159 | 198 | 127 | 180 | 59 | 9.8 | .05 |
13 | 2.8 | 11 | 5.5 | e3.0 | 354 | 177 | 154 | 186 | 341 | 54 | 23 | .05 |
14 | 2.6 | 7.2 | 5.7 | e3.0 | 276 | 186 | 141 | 320 | 739 | 49 | 17 | .03 |
15 | 3.2 | 5.9 | 5.7 | e3.0 | 249 | 187 | 263 | 291 | 943 | 45 | 10 | .33 |
16 | 3.2 | 6.2 | 5.5 | e3.6 | 234 | 222 | 1130 | 240 | 587 | 40 | 6.6 | .08 |
17 | 2.9 | 7.1 | 5.6 | e6.0 | 234 | 284 | 2030 | 215 | 318 | 36 | 7.1 | .00 |
18 | 3.5 | 8.1 | 5.4 | e9.6 | 222 | 265 | 1440 | 208 | 250 | 37 | 4.6 | .18 |
19 | 6.9 | 6.7 | 6.9 | e11 | 198 | 204 | 982 | 176 | 214 | 33 | 4.8 | .83 |
20 | 6.2 | 6.8 | 9.3 | e12 | 174 | 177 | 720 | 156 | 187 | 31 | 4.4 | .86 |
21 | 4.6 | 6.8 | 10 | e35 | 152 | 172 | 566 | 148 | 165 | 31 | 4.2 | 1.3 |
22 | 3.0 | 7.4 | 8.4 | e130 | 139 | 153 | 507 | 146 | 148 | 28 | 3.9 | 2.2 |
23 | 2.8 | 8.9 | 6.4 | e700 | 136 | 139 | 431 | 134 | 136 | 24 | 3.3 | 2.6 |
24 | 3.0 | 9.2 | 6.1 | e1000 | 131 | 132 | 370 | 137 | 245 | 21 | 4.6 | 1.5 |
25 | 3.3 | 8.7 | e5.0 | e800 | 125 | 119 | 327 | 125 | 536 | 19 | 25 | 1.5 |
26 | 4.2 | 9.1 | e3.5 | e600 | 116 | 111 | 303 | 111 | 341 | 17 | 31 | 1.8 |
27 | 3.6 | 9.0 | e3.0 | 445 | 132 | 109 | 284 | 102 | 370 | 17 | 16 | 2.4 |
28 | 5.1 | 9.1 | e2.8 | 455 | 200 | 107 | 268 | 96 | 292 | 21 | 8.3 | 3.6 |
29 | 12 | 9.4 | e2.7 | 334 | --- | e104 | 261 | 92 | 234 | 24 | 5.3 | 7.3 |
30 | 14 | 9.5 | e2.3 | 251 | --- | e101 | 241 | 88 | 175 | 19 | 3.0 | 8.4 |
31 | 19 | --- | e3.0 | 226 | --- | 100 | --- | 89 | --- | 15 | 3.2 | --- |
TOTAL | 178.2 | 232.7 | 206.2 | 5071.0 | 8949 | 5870 | 12040 | 5103 | 10630 | 2263 | 288.8 | 47.61 |
MEAN | 5.75 | 7.76 | 6.65 | 164 | 320 | 189 | 401 | 165 | 354 | 73.0 | 9.32 | 1.59 |
MAX | 19 | 18 | 11 | 1000 | 930 | 315 | 2030 | 320 | 943 | 347 | 31 | 8.4 |
MIN | 2.6 | 2.3 | 2.3 | 3.0 | 116 | 100 | 91 | 88 | 98 | 15 | 3.0 | .00 |
CFSM | .02 | .03 | .03 | .68 | 1.33 | .79 | 1.67 | .69 | 1.48 | .30 | .04 | .01 |
IN. | .03 | .04 | .03 | .79 | 1.39 | .91 | 1.87 | .79 | 1.65 | .35 | .04 | .01 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1979 - 1999, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 74.6 | 186 | 196 | 172 | 247 | 392 | 385 | 423 | 292 | 184 | 86.3 | 50.9 |
MAX | 645 | 1453 | 669 | 898 | 796 | 1225 | 1135 | 1349 | 775 | 935 | 711 | 605 |
(WY) | 1994 | 1986 | 1983 | 1993 | 1984 | 1979 | 1979 | 1981 | 1998 | 1981 | 1981 | 1993 |
MIN | .55 | 7.47 | 6.65 | 15.3 | 15.1 | 72.9 | 73.2 | 80.4 | 20.8 | 1.94 | .59 | .33 |
(WY) | 1989 | 1979 | 1999 | 1979 | 1979 | 1996 | 1986 | 1988 | 1988 | 1988 | 1988 | 1988 |
SUMMARY STATISTICS | FOR 1998 CALENDAR YEAR | FOR 1999 WATER YEAR | WATER YEARS 1979 - 1999 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 96281.9 | 50879.51 | ||||
ANNUAL MEAN | 264 | 139 | 224 | |||
HIGHEST ANNUAL MEAN | 499 | 1993 | ||||
LOWEST ANNUAL MEAN | 97.4 | 1988 | ||||
HIGHEST DAILY MEAN | 3800 | Jun 17 | 2030 | Apr 17 | 9250 | Apr 12 1994 |
LOWEST DAILY MEAN | 1.9 | Sep 15 | .00 | Sep 11 | .00 | A |
ANNUAL SEVEN-DAY MINIMUM | 2.8 | Sep 9 | .08 | Sep 11 | .00 | Sep 13 1988 |
INSTANTANEOUS PEAK FLOW | 2190 | Apr 17 | 13000 | Apr 12 1994 | ||
INSTANTANEOUS PEAK STAGE | 13.97 | Apr 17 | 21.58 | Apr 12 1994 | ||
INSTANTANEOUS LOW FLOW | .00 | B | ||||
ANNUAL RUNOFF (CFSM) | 1.10 | .58 | .93 | |||
ANNUAL RUNOFF (INCHES) | 14.92 | 7.89 | 12.68 | |||
10 PERCENT EXCEEDS | 760 | 343 | 549 | |||
50 PERCENT EXCEEDS | 93 | 31 | 90 | |||
90 PERCENT EXCEEDS | 3.8 | 3.0 | 4.8 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |