DISCHARGE: October 1934 to current year. Monthly discharge only for some periods, published in WSP 1308. |
STAGE: Water years 1994-2000. |
CHEMICAL: Water years 1978-91. Additional chemical data for water years 1959, 1971-77 are published in Water-Resources Investigations 78-23 and 79-24 as site LF 01. |
SEDIMENT: January 1979 to September 1981. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAILY MEAN VALUES |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 177 | 54 | 45 | e87 | e58 | 699 | 152 | 467 | 1060 | 512 | 181 | 70 |
2 | 129 | 54 | 45 | 95 | e61 | 597 | 152 | 444 | 990 | 476 | 165 | 66 |
3 | 111 | 53 | 50 | 106 | e63 | 501 | 153 | 407 | 596 | 543 | 152 | 63 |
4 | 115 | 53 | 51 | 97 | e65 | 452 | 147 | 381 | 495 | 1250 | 141 | 62 |
5 | 130 | 53 | 67 | 73 | e68 | 414 | 142 | 361 | 453 | 2100 | 135 | 63 |
6 | 119 | 53 | 101 | 88 | e69 | 375 | 138 | 340 | 409 | 1450 | 195 | 60 |
7 | 104 | 52 | 124 | 86 | e71 | 342 | 138 | 326 | 362 | 860 | 414 | 58 |
8 | 93 | 52 | 99 | 83 | e72 | 321 | e136 | 315 | 334 | 676 | 362 | 56 |
9 | 86 | 53 | 90 | 90 | e72 | 301 | e140 | 346 | 311 | 584 | 239 | 55 |
10 | 81 | 51 | 142 | 112 | e74 | 276 | 144 | 472 | 286 | 786 | 202 | 54 |
11 | 76 | 51 | 188 | 127 | e80 | 252 | 148 | 508 | 298 | 702 | 166 | 54 |
12 | 73 | 51 | 152 | 120 | e88 | 244 | 145 | 447 | 373 | 556 | 148 | 65 |
13 | 69 | 51 | 134 | 100 | e83 | 236 | 135 | 394 | 400 | 486 | 141 | 72 |
14 | 68 | 51 | 123 | 80 | e80 | 228 | 129 | 346 | 1220 | 434 | 135 | 74 |
15 | 67 | 50 | 115 | 100 | e84 | 220 | 129 | 317 | 1270 | 391 | 128 | 95 |
16 | 69 | 50 | 109 | 99 | e89 | 212 | 130 | 307 | 799 | 357 | 119 | 100 |
17 | 68 | 50 | 103 | 83 | e95 | 198 | 206 | 302 | 594 | 330 | 111 | 71 |
18 | 65 | 50 | 88 | e70 | e103 | 189 | 189 | 297 | 499 | 309 | 105 | 61 |
19 | 62 | 49 | e83 | e64 | e110 | 199 | 209 | 339 | 444 | 296 | 101 | 56 |
20 | 62 | 49 | e75 | e76 | e105 | e210 | 1500 | 436 | 410 | 280 | 97 | 60 |
21 | 61 | 48 | e78 | e88 | e100 | 223 | 2730 | 313 | 391 | 262 | 94 | 67 |
22 | 60 | 48 | e82 | e81 | e125 | 212 | 2530 | 289 | 379 | 244 | 90 | 84 |
23 | 60 | 50 | e76 | e77 | 470 | 197 | 2010 | 276 | 360 | 228 | 89 | 136 |
24 | 60 | 51 | e70 | e73 | 837 | 199 | 1170 | 259 | 914 | 214 | 89 | 166 |
25 | 58 | 54 | e67 | e71 | 715 | 199 | 914 | 235 | 1790 | 203 | 86 | 208 |
26 | 57 | 52 | e66 | e68 | 1880 | e190 | 768 | 223 | 1990 | 203 | 82 | 188 |
27 | 58 | 50 | e68 | e64 | 1710 | 184 | 674 | 250 | 1230 | 204 | 79 | 147 |
28 | 57 | 48 | e78 | e59 | 1050 | 182 | 612 | 251 | 799 | 187 | 79 | 121 |
29 | 56 | 46 | e73 | e54 | 745 | 174 | 556 | 233 | 670 | 177 | 82 | 106 |
30 | 55 | 45 | e77 | e55 | --- | 163 | 503 | 218 | 584 | 174 | 83 | 97 |
31 | 54 | --- | e82 | e56 | --- | 155 | --- | 1240 | --- | 180 | 76 | --- |
TOTAL | 2460 | 1522 | 2801 | 2582 | 9222 | 8544 | 16829 | 11339 | 20710 | 15654 | 4366 | 2635 |
MEAN | 79.4 | 50.7 | 90.4 | 83.3 | 318 | 276 | 561 | 366 | 690 | 505 | 141 | 87.8 |
MAX | 177 | 54 | 188 | 127 | 1880 | 699 | 2730 | 1240 | 1990 | 2100 | 414 | 208 |
MIN | 54 | 45 | 45 | 54 | 58 | 155 | 129 | 218 | 286 | 174 | 76 | 54 |
CFSM | .18 | .11 | .20 | .19 | .71 | .62 | 1.26 | .82 | 1.55 | 1.13 | .32 | .20 |
IN. | .21 | .13 | .23 | .22 | .77 | .71 | 1.41 | .95 | 1.73 | 1.31 | .36 | .22 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1935 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 142 | 172 | 178 | 247 | 358 | 497 | 547 | 471 | 427 | 305 | 164 | 128 |
MAX | 1216 | 1192 | 1469 | 1133 | 1280 | 1791 | 2307 | 1762 | 1829 | 2258 | 1508 | 1006 |
(WY) | 1999 | 1978 | 1983 | 1969 | 1985 | 1993 | 1973 | 1996 | 1974 | 1982 | 1993 | 1970 |
MIN | 5.47 | 11.2 | 8.86 | 6.39 | 11.9 | 66.0 | 33.4 | 33.0 | 35.8 | 11.7 | 10.3 | 7.29 |
(WY) | 1989 | 1938 | 1964 | 1977 | 1989 | 1956 | 1956 | 1989 | 1977 | 1936 | 1988 | 1988 |
SUMMARY STATISTICS | FOR 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1935 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 146583 | 98664 | ||||
ANNUAL MEAN | 402 | 270 | 302 | |||
HIGHEST ANNUAL MEAN | 965 | 1993 | ||||
LOWEST ANNUAL MEAN | 76.6 | 1940 | ||||
HIGHEST DAILY MEAN | 2710 | Jun 16 | 2730 | Apr 21 | 14000 | Apr 22 1973 |
LOWEST DAILY MEAN | 29 | Sep 25, 26 | 45 | A | 1.3 | Oct 19 1988 |
ANNUAL SEVEN-DAY MINIMUM | 32 | Sep 21 | 47 | Nov 27 | 2.4 | Oct 18 1988 |
INSTANTANEOUS PEAK FLOW | 2970 | Apr 21 | 18000 | Apr 22 1973 | ||
INSTANTANEOUS PEAK STAGE | 21.30 | Apr 21 | 23.33 | Apr 22 1973 | ||
INSTANTANEOUS LOW FLOW | 42 | Dec 2 | 1.2 | B | ||
ANNUAL RUNOFF (CFSM) | .90 | .61 | .68 | |||
ANNUAL RUNOFF (INCHES) | 12.25 | 8.25 | 9.23 | |||
10 PERCENT EXCEEDS | 1000 | 596 | 698 | |||
50 PERCENT EXCEEDS | 245 | 130 | 131 | |||
90 PERCENT EXCEEDS | 50 | 54 | 21 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |