DISCHARGE: October 1945 to current year. |
STAGE: Water years 1994-2001. |
CHEMICAL: Water years 1978-91 and 1999 to current. |
MISCELLANEOUS: Contaminants in streambed sediments, August 1998; contaminants in fish tissue, August 1998. |
BENTHIC MACROINVERTEBRATES: Water year 1999. |
FISH: Water year 1999 and 2000. |
HABITAT: Water year 1999. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAILY MEAN VALUES |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 88 | 67 | 112 | e77 | 424 | 221 | 104 | 105 | 306 | 46 | 68 | 485 |
2 | 83 | 78 | 107 | e78 | 287 | 190 | 107 | 92 | 409 | 56 | 200 | 223 |
3 | 85 | 82 | 99 | e83 | 211 | 169 | 138 | 95 | 377 | 95 | 81 | 184 |
4 | 534 | 75 | 92 | 81 | 173 | 151 | 134 | 94 | 253 | 62 | 64 | 136 |
5 | 371 | 72 | 91 | 79 | 153 | 138 | 131 | 76 | 356 | 54 | 57 | 89 |
6 | 285 | 79 | 83 | 84 | 141 | 123 | 425 | 85 | 410 | 52 | 64 | 96 |
7 | 216 | 420 | e81 | 87 | 132 | 115 | 322 | 139 | 317 | 92 | 77 | 268 |
8 | 178 | 410 | e79 | 90 | 177 | 106 | 230 | 123 | 234 | 71 | 57 | 161 |
9 | 150 | 554 | e76 | 87 | 1010 | 106 | 203 | 113 | 191 | 63 | 58 | 164 |
10 | 132 | 700 | e77 | 85 | 1010 | 96 | 187 | 121 | 152 | 59 | 150 | 148 |
11 | 122 | 612 | e77 | 86 | 901 | 111 | 181 | 410 | 128 | 53 | 129 | 135 |
12 | 115 | 377 | e78 | 90 | 574 | 129 | 277 | 563 | 213 | 48 | 90 | 112 |
13 | 108 | 299 | e78 | 95 | 356 | 153 | 261 | 391 | 188 | 48 | 99 | 78 |
14 | 99 | 246 | e79 | 140 | 348 | 146 | 202 | 236 | 156 | 42 | 80 | 73 |
15 | 95 | 196 | e79 | 237 | 391 | 197 | 261 | 194 | 128 | 41 | 71 | 61 |
16 | 100 | 162 | e80 | 281 | 350 | 415 | 220 | 167 | 109 | 42 | 174 | 60 |
17 | 100 | 146 | e80 | 246 | 297 | 459 | 184 | 154 | 95 | 53 | 161 | 60 |
18 | 96 | 122 | e81 | 210 | 237 | 417 | 149 | 126 | 116 | 65 | 135 | 72 |
19 | 90 | 111 | e82 | 182 | 185 | 355 | 138 | 103 | 127 | 55 | 178 | 707 |
20 | 93 | 108 | e81 | 151 | 167 | 289 | 176 | 92 | 131 | 49 | 134 | 1020 |
21 | 84 | 103 | e79 | 133 | 143 | 252 | 359 | 104 | 150 | 47 | 98 | 1100 |
22 | 81 | 95 | e76 | 120 | 133 | 217 | 276 | 111 | 148 | 70 | 104 | 1010 |
23 | 84 | 87 | e73 | 110 | 128 | 193 | 297 | 120 | 93 | 206 | 328 | 992 |
24 | 111 | 94 | e71 | 103 | 295 | 172 | 389 | 113 | 78 | 144 | 480 | 802 |
25 | 110 | 85 | e70 | 95 | 725 | 148 | 275 | 167 | 70 | 254 | 695 | 545 |
26 | 111 | 140 | e69 | 92 | 655 | 129 | 218 | 233 | 75 | 197 | 610 | 386 |
27 | 107 | 136 | e70 | 90 | 445 | 120 | 204 | 457 | 86 | 115 | 363 | 295 |
28 | 86 | 124 | e70 | 87 | 281 | 108 | 169 | 355 | 65 | 78 | 242 | 248 |
29 | 79 | 117 | e71 | 116 | --- | 106 | 119 | 243 | 62 | 67 | 167 | 218 |
30 | 75 | 118 | e72 | 455 | --- | 104 | 112 | 176 | 59 | 61 | 123 | 194 |
31 | 72 | --- | e75 | 536 | --- | 99 | --- | 148 | --- | 69 | 645 | --- |
TOTAL | 4140 | 6015 | 2488 | 4486 | 10329 | 5734 | 6448 | 5706 | 5282 | 2454 | 5982 | 10122 |
MEAN | 134 | 200 | 80.3 | 145 | 369 | 185 | 215 | 184 | 176 | 79.2 | 193 | 337 |
MAX | 534 | 700 | 112 | 536 | 1010 | 459 | 425 | 563 | 410 | 254 | 695 | 1100 |
MIN | 72 | 67 | 69 | 77 | 128 | 96 | 104 | 76 | 59 | 41 | 57 | 60 |
CFSM | 1.16 | 1.74 | .70 | 1.26 | 3.21 | 1.61 | 1.87 | 1.60 | 1.53 | .69 | 1.68 | 2.93 |
IN. | 1.34 | 1.95 | .80 | 1.45 | 3.34 | 1.85 | 2.09 | 1.85 | 1.71 | .79 | 1.94 | 3.27 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1946 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 84.8 | 107 | 108 | 114 | 137 | 210 | 236 | 164 | 137 | 94.2 | 106 | 91.3 |
MAX | 331 | 457 | 500 | 368 | 444 | 809 | 565 | 480 | 388 | 288 | 795 | 414 |
(WY) | 1955 | 1986 | 1983 | 1993 | 1997 | 1979 | 1983 | 1996 | 1996 | 1978 | 1987 | 1972 |
MIN | 3.34 | 5.55 | 8.14 | 5.79 | 12.4 | 46.1 | 41.8 | 24.8 | 25.6 | 10.6 | 3.08 | 3.33 |
(WY) | 1949 | 1949 | 1954 | 1954 | 1954 | 1956 | 1946 | 1946 | 1956 | 1946 | 1948 | 1952 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1946 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 61973 | 69186 | ||||
ANNUAL MEAN | 169 | 190 | 132 | |||
HIGHEST ANNUAL MEAN | 250 | 1993 | ||||
LOWEST ANNUAL MEAN | 36.6 | 1953 | ||||
HIGHEST DAILY MEAN | 1250 | Apr 21 | 1100 | Sep 21 | 3220 | Aug 17 1987 |
LOWEST DAILY MEAN | 44 | Sep 9, 10 | 41 | Jul 15 | 1.0 | Aug 27 1950 |
ANNUAL SEVEN-DAY MINIMUM | 46 | Sep 4 | 47 | Jul 11 | 2.1 | Oct 15 1948 |
MAXIMUM PEAK FLOW | 1280 | Sep 23 | 3540 | Aug 17 1987 | ||
MAXIMUM PEAK STAGE | 7.48 | Sep 23 | 10.54 | Aug 17 1987 | ||
INSTANTANEOUS LOW FLOW | 33 | Jul 1 | .00 A | May 27 1998 | ||
ANNUAL RUNOFF (CFSM) | 1.47 | 1.65 | 1.15 | |||
ANNUAL RUNOFF (INCHES) | 20.05 | 22.38 | 15.63 | |||
10 PERCENT EXCEEDS | 400 | 409 | 302 | |||
50 PERCENT EXCEEDS | 102 | 123 | 75 | |||
90 PERCENT EXCEEDS | 64 | 70 | 16 |
A- Due to bridge construction. |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |