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 | 20 | 96 | 169 | 76 | 125 | 347 | 1220 | 572 | 132 | 315 | 37 | 17 |
2 | 21 | 106 | 144 | 147 | 210 | 285 | 648 | 800 | 126 | 245 | 34 | 16 |
3 | 20 | 91 | 129 | 260 | 218 | 253 | 492 | 460 | 124 | 215 | 33 | 14 |
4 | 20 | 82 | 132 | 459 | 192 | 228 | 427 | 391 | 122 | 199 | 40 | 13 |
5 | 20 | 76 | 125 | 685 | 168 | 205 | 380 | 346 | 118 | 185 | 65 | 12 |
6 | 19 | 81 | 113 | 563 | 145 | 188 | 342 | 319 | 113 | 175 | 73 | 12 |
7 | 18 | 181 | 104 | 1020 | 131 | 177 | 331 | 324 | 107 | 165 | 53 | 11 |
8 | 18 | 192 | 96 | 669 | 122 | 366 | 607 | 882 | 111 | 191 | 62 | 11 |
9 | 19 | 163 | 93 | 456 | 110 | 800 | 1030 | 914 | 194 | 155 | 43 | 11 |
10 | 18 | 139 | 93 | 354 | 106 | 451 | 667 | 463 | 199 | 164 | 37 | 10 |
11 | 19 | 118 | 88 | e300 | 151 | 362 | 495 | 384 | 179 | 137 | 32 | 10 |
12 | 19 | 105 | 77 | e240 | 490 | 305 | 431 | 346 | 299 | 123 | 30 | 9.8 |
13 | 19 | 94 | 70 | e205 | 409 | 283 | 530 | 319 | 271 | 113 | 28 | 10 |
14 | 20 | 86 | 53 | e160 | 307 | 278 | 1200 | 283 | 304 | 105 | 26 | 150 |
15 | 19 | 80 | 60 | e165 | 260 | 248 | 654 | 264 | 615 | 100 | 25 | 104 |
16 | 18 | 70 | 78 | e155 | 230 | 231 | 703 | 260 | 687 | 94 | 24 | 47 |
17 | 17 | 58 | 68 | e145 | 221 | 356 | 582 | 235 | 646 | 86 | 38 | 31 |
18 | 17 | 51 | 69 | e140 | 205 | 2230 | 460 | 215 | 601 | 83 | 42 | 24 |
19 | 17 | 49 | 65 | e135 | 184 | 1160 | 415 | 204 | 1000 | 78 | 70 | 20 |
20 | 17 | 48 | 64 | e130 | 169 | 685 | 387 | 200 | 624 | 72 | 52 | 18 |
21 | 17 | 45 | 64 | e125 | 158 | 485 | 376 | 196 | 497 | 67 | 33 | 17 |
22 | 17 | 44 | 68 | e120 | 148 | 411 | 454 | 192 | 420 | 73 | 28 | 16 |
23 | 18 | 40 | 73 | e115 | 141 | 361 | 386 | 190 | 360 | 91 | 25 | 17 |
24 | 23 | 36 | 75 | e115 | 135 | 317 | 344 | 217 | 317 | 71 | 23 | 18 |
25 | 24 | 39 | 87 | e110 | 128 | 293 | 318 | 223 | 281 | 59 | 22 | 17 |
26 | 31 | 35 | 99 | e105 | 130 | 277 | 322 | 194 | 251 | 54 | 19 | 16 |
27 | 37 | 37 | 163 | e105 | 495 | 258 | 291 | 177 | 226 | 51 | 19 | 14 |
28 | 53 | 79 | 198 | e105 | 508 | 260 | 265 | 166 | 208 | 48 | 23 | 13 |
29 | 80 | 235 | 210 | e110 | --- | 271 | 270 | 158 | 264 | 45 | 22 | 15 |
30 | 115 | 190 | 109 | 118 | --- | 242 | 272 | 150 | 379 | 42 | 20 | 16 |
31 | 105 | --- | 86 | 116 | --- | 1660 | --- | 143 | --- | 39 | 17 | --- |
TOTAL | 895 | 2746 | 3122 | 7708 | 5996 | 14273 | 15299 | 10187 | 9775 | 3640 | 1095 | 709.8 |
MEAN | 28.9 | 91.5 | 101 | 249 | 214 | 460 | 510 | 329 | 326 | 117 | 35.3 | 23.7 |
MAX | 115 | 235 | 210 | 1020 | 508 | 2230 | 1220 | 914 | 1000 | 315 | 73 | 150 |
MIN | 17 | 35 | 53 | 76 | 106 | 177 | 265 | 143 | 107 | 39 | 17 | 9.8 |
CFSM | .17 | .53 | .58 | 1.43 | 1.23 | 2.65 | 2.93 | 1.89 | 1.87 | .67 | .20 | .14 |
IN. | .19 | .59 | .67 | 1.65 | 1.28 | 3.05 | 3.27 | 2.18 | 2.09 | .78 | .23 | .15 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1935 - 1998, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 46.6 | 61.6 | 73.0 | 92.0 | 155 | 182 | 196 | 181 | 176 | 124 | 66.1 | 56.1 |
MAX | 326 | 417 | 576 | 461 | 585 | 640 | 822 | 717 | 1020 | 1303 | 693 | 471 |
(WY) | 1942 | 1978 | 1983 | 1974 | 1986 | 1993 | 1973 | 1996 | 1990 | 1982 | 1993 | 1980 |
MIN | 2.40 | 2.96 | 2.63 | 2.74 | 5.29 | 19.1 | 11.4 | 7.68 | 10.9 | 1.24 | 2.75 | 1.82 |
(WY) | 1964 | 1957 | 1965 | 1977 | 1964 | 1956 | 1956 | 1989 | 1936 | 1989 | 1989 | 1988 |
SUMMARY STATISTICS | FOR 1998 WATER YEAR | WATER YEARS 1935 - 1998 | ||||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 75445.8 | |||||
ANNUAL MEAN | 207 | 119 | ||||
HIGHEST ANNUAL MEAN | 399 | 1993 | ||||
LOWEST ANNUAL MEAN | 25.8 | 1940 | ||||
HIGHEST DAILY MEAN | 2230 | Mar 18 | 6410 | Jul 7 1982 | ||
LOWEST DAILY MEAN | 9.8 | Sep 12 | .53 | Aug 6 1989 | ||
ANNUAL SEVEN-DAY MINIMUM | 10 | Sep 7 | .78 | Aug 1 1989 | ||
INSTANTANEOUS PEAK FLOW | 2940 | Mar 31 | 8900 A | Apr 22 1973 | ||
INSTANTANEOUS PEAK STAGE | 26.68 | Mar 31 | 29.08 B | Jul 24 1993 | ||
INSTANTANEOUS LOW FLOW | 9.3 | Sep 12, 13 | ||||
ANNUAL RUNOFF (CFSM) | 1.19 | .68 | ||||
ANNUAL RUNOFF (INCHES) | 16.13 | 9.26 | ||||
10 PERCENT EXCEEDS | 472 | 257 | ||||
50 PERCENT EXCEEDS | 128 | 46 | ||||
90 PERCENT EXCEEDS | 19 | 6.5 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |