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 | 1.9 | 3.2 | 14 | e9.0 | 1390 | 408 | 47 | 234 | 59 | 55 | 4.5 | .39 |
2 | 1.6 | 33 | 15 | e9.0 | 936 | 247 | 49 | 166 | 8250 | 45 | 3.8 | .00 |
3 | 1.5 | 137 | 15 | e8.5 | 632 | 200 | 82 | 137 | 4830 | 33 | .41 | .00 |
4 | 1.7 | 34 | 16 | e8.5 | 423 | 143 | 148 | 113 | 830 | 35 | 3.2 | .00 |
5 | 2.4 | 12 | 14 | e8.0 | 286 | 108 | 113 | 347 | 1300 | 26 | 3.8 | .00 |
6 | 18 | 7.0 | 20 | e8.0 | 224 | 354 | 287 | 619 | 611 | 55 | 3.8 | .00 |
7 | 9.7 | 5.5 | 27 | e7.5 | 6160 | 187 | 153 | 480 | 301 | 35 | 3.9 | .00 |
8 | 6.4 | 4.9 | 15 | e7.5 | 5570 | 123 | 108 | 262 | 166 | 26 | 4.5 | .00 |
9 | 3.9 | 10 | 11 | e7.0 | 1230 | 345 | 306 | 182 | 113 | 39 | 3.7 | .00 |
10 | 1.6 | 402 | 10 | e7.0 | 726 | 508 | 174 | 141 | 89 | 954 | 3.2 | .00 |
11 | .52 | 308 | 12 | e7.0 | 594 | 343 | 110 | 111 | 89 | 151 | 2.3 | .00 |
12 | .00 | 48 | 11 | e9.0 | 971 | 201 | 76 | 115 | 380 | 53 | 2.2 | .00 |
13 | .11 | 23 | 12 | e25 | 539 | 158 | 65 | 452 | 660 | 32 | 26 | .00 |
14 | .46 | 16 | 10 | e20 | 357 | 146 | 58 | 526 | 1690 | 20 | 3.4 | .00 |
15 | .00 | 14 | 8.1 | e18 | 277 | 122 | 254 | 300 | 503 | 17 | 2.2 | .00 |
16 | .00 | 15 | 9.6 | e17 | 240 | 82 | 767 | 201 | 205 | 18 | 1.9 | .00 |
17 | .00 | 13 | 10 | e100 | 224 | 77 | 978 | 153 | 105 | 11 | 1.8 | .00 |
18 | 6.4 | 15 | 11 | 2030 | 182 | 73 | 698 | 136 | 68 | 12 | 1.8 | .00 |
19 | 4.3 | 18 | 12 | 1110 | 158 | 64 | 441 | 115 | 51 | 11 | 2.8 | .00 |
20 | 4.2 | 20 | 12 | 883 | 135 | 58 | 323 | 89 | 42 | 17 | 2.3 | .00 |
21 | 5.6 | 17 | 16 | 2370 | 113 | 54 | 297 | 75 | 40 | 17 | 1.9 | .00 |
22 | 3.1 | 16 | 13 | 8180 | 95 | 53 | 278 | e100 | 37 | 17 | 1.8 | .00 |
23 | .10 | 16 | 11 | 6410 | 86 | 53 | 194 | e150 | 40 | 16 | 2.0 | .00 |
24 | .00 | 18 | 10 | 2530 | 94 | 53 | 161 | e120 | 75 | 13 | 5.2 | .00 |
25 | .00 | 20 | 10 | 1060 | 82 | 51 | 123 | e85 | 90 | 7.1 | 2.1 | .00 |
26 | .00 | 19 | 10 | 708 | 82 | 50 | 229 | 65 | 70 | 6.7 | 1.9 | .00 |
27 | .00 | 19 | 11 | 550 | 751 | 47 | 308 | 57 | 79 | 7.2 | 1.9 | .00 |
28 | .00 | 19 | 12 | 444 | 878 | 43 | 903 | 49 | 70 | 7.3 | 1.9 | .01 |
29 | .00 | 17 | 12 | 323 | --- | 43 | 699 | 45 | 53 | 5.9 | 1.7 | 6.6 |
30 | .57 | 18 | 9.8 | 246 | --- | 43 | 378 | 44 | 40 | 5.0 | 1.5 | 1.6 |
31 | 2.9 | --- | e9.5 | 1120 | --- | 44 | --- | 52 | --- | 4.7 | 1.4 | --- |
TOTAL | 76.96 | 1317.6 | 389.0 | 28240.0 | 23435 | 4481 | 8807 | 5721 | 20936 | 1751.9 | 104.81 | 8.60 |
MEAN | 2.48 | 43.9 | 12.5 | 911 | 837 | 145 | 294 | 185 | 698 | 56.5 | 3.38 | .29 |
MAX | 18 | 402 | 27 | 8180 | 6160 | 508 | 978 | 619 | 8250 | 954 | 26 | 6.6 |
MIN | .00 | 3.2 | 8.1 | 7.0 | 82 | 43 | 47 | 44 | 37 | 4.7 | .41 | .00 |
CFSM | .01 | .18 | .05 | 3.80 | 3.49 | .60 | 1.22 | .77 | 2.91 | .24 | .01 | .00 |
IN. | .01 | .20 | .06 | 4.38 | 3.63 | .69 | 1.37 | .89 | 3.25 | .27 | .02 | .00 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1967 - 1999, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 47.9 | 157 | 247 | 261 | 334 | 392 | 387 | 277 | 179 | 79.9 | 52.7 | 71.9 |
MAX | 286 | 1141 | 1055 | 964 | 1080 | 1200 | 1225 | 1391 | 698 | 315 | 252 | 1001 |
(WY) | 1994 | 1994 | 1968 | 1993 | 1982 | 1978 | 1996 | 1995 | 1999 | 1993 | 1974 | 1993 |
MIN | .10 | .65 | .000 | .026 | 14.5 | 19.1 | 27.3 | 14.4 | 1.77 | 1.34 | .25 | .24 |
(WY) | 1995 | 1977 | 1977 | 1981 | 1978 | 1972 | 1971 | 1988 | 1987 | 1972 | 1989 | 1988 |
SUMMARY STATISTICS | FOR 1998 CALENDAR YEAR | FOR 1999 WATER YEAR | WATER YEARS 1967 - 1999 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 87326.86 | 95268.87 | ||||
ANNUAL MEAN | 239 | 261 | 206 | |||
HIGHEST ANNUAL MEAN | 450 | 1993 | ||||
LOWEST ANNUAL MEAN | 51.2 | 1977 | ||||
HIGHEST DAILY MEAN | 6120 | May 4 | 8250 | Jun 2 | 12100 | Apr 29 1996 |
LOWEST DAILY MEAN | .00 | Several days | .00 | Many days | .00 | A |
ANNUAL SEVEN-DAY MINIMUM | .01 | Oct 23 | .00 | Sep 2 | .00 | Oct 8 1966 |
INSTANTANEOUS PEAK FLOW | 14600 | Jun 2 | 17800 | May 8 1996 | ||
INSTANTANEOUS PEAK STAGE | 20.47 | Jun 2 | 21.19 | May 8 1996 | ||
ANNUAL RUNOFF (CFSM) | 1.00 | 1.09 | .86 | |||
ANNUAL RUNOFF (INCHES) | 13.54 | 14.77 | 11.68 | |||
10 PERCENT EXCEEDS | 656 | 543 | 446 | |||
50 PERCENT EXCEEDS | 28 | 27 | 38 | |||
90 PERCENT EXCEEDS | 2.8 | .01 | .10 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |