DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | .72 | 6.2 | 19 | e13 | 88 | 375 | 2170 | 2670 | 67 | 2880 | 13 | 7.1 |
2 | .89 | 3.5 | 17 | e14 | 343 | 214 | 704 | 2480 | 55 | 455 | 11 | 7.5 |
3 | 1.1 | 2.6 | 15 | 148 | 183 | 164 | 858 | 843 | 49 | 230 | 11 | 7.0 |
4 | 1.1 | 2.0 | 11 | 137 | 125 | 143 | 1990 | 348 | 46 | 224 | 187 | 6.8 |
5 | 1.1 | 2.4 | 10 | 264 | 91 | 113 | 840 | 211 | 44 | 157 | 1120 | 6.1 |
6 | 1.0 | 3.3 | 11 | 187 | 68 | 95 | 358 | 274 | 41 | 545 | 520 | 6.2 |
7 | 1.0 | 4.8 | 9.9 | 488 | 54 | 84 | 294 | 1190 | 36 | 692 | 83 | 5.8 |
8 | 1.1 | 5.5 | 8.5 | 499 | 47 | 624 | 969 | 407 | 68 | 2340 | 48 | 5.1 |
9 | 1.6 | 9.4 | 8.2 | 540 | 45 | 636 | 913 | 194 | 955 | 321 | 34 | 4.7 |
10 | 1.4 | 6.2 | 8.9 | 213 | 44 | 800 | 706 | 208 | 867 | 158 | 25 | 4.5 |
11 | 1.4 | 4.0 | 8.8 | 79 | 539 | 498 | 362 | 121 | 633 | 173 | 20 | 4.3 |
12 | 1.6 | 3.4 | 9.2 | 83 | 860 | 254 | 207 | 126 | 538 | 114 | 17 | 4.2 |
13 | 2.8 | 3.6 | 9.4 | 67 | 516 | 249 | 1120 | 132 | 159 | 78 | 15 | 5.0 |
14 | 2.1 | 3.3 | 8.8 | 45 | 248 | 636 | 2960 | 89 | 293 | 62 | 13 | 72 |
15 | 1.7 | 3.2 | 8.2 | 33 | 177 | 617 | 2460 | 75 | 2730 | 53 | 12 | 272 |
16 | 1.6 | 2.9 | 7.7 | e26 | 142 | 338 | 1420 | 80 | 1880 | 45 | 11 | 74 |
17 | 1.5 | 2.7 | 7.2 | e23 | 258 | 2160 | 415 | 60 | 765 | 40 | 9.9 | 30 |
18 | 1.3 | 2.7 | 8.0 | e21 | 542 | 3470 | 235 | 50 | 190 | 40 | 9.3 | 17 |
19 | 1.2 | 2.8 | 11 | e19 | 326 | 1010 | 178 | 45 | 231 | 37 | 8.9 | 12 |
20 | 1.2 | 3.0 | 12 | e17 | 298 | 734 | 147 | 218 | 135 | 32 | 8.4 | 9.1 |
21 | 1.2 | 3.6 | 14 | e17 | 242 | 694 | 127 | 888 | 108 | 27 | 7.9 | 7.8 |
22 | 1.1 | 3.9 | 16 | e17 | 172 | 367 | 125 | 2200 | 940 | 27 | 7.5 | 7.3 |
23 | 1.1 | 3.8 | 19 | e18 | 137 | 235 | 120 | 1610 | 1150 | 31 | 7.3 | 6.5 |
24 | 1.5 | 3.8 | 32 | e19 | 114 | 176 | 99 | 3120 | 251 | 30 | 7.0 | 6.2 |
25 | 1.8 | 3.9 | 37 | 20 | 95 | 149 | 90 | 2890 | 117 | 23 | 6.3 | 7.5 |
26 | 2.9 | 4.4 | 52 | 20 | 98 | 137 | 130 | 2340 | 79 | 19 | 6.0 | 7.6 |
27 | 3.2 | 4.4 | 42 | 23 | 2690 | 119 | 110 | 459 | 60 | 17 | 5.5 | 9.4 |
28 | 2.7 | 5.6 | 25 | 35 | 1160 | 389 | 106 | 205 | 467 | 15 | 6.4 | 9.2 |
29 | 2.7 | 13 | e20 | 108 | --- | 323 | 1100 | 136 | 10500 | 14 | 6.7 | 9.5 |
30 | 3.4 | 30 | e15 | 128 | --- | 171 | 438 | 104 | 15300 | 15 | 6.7 | 12 |
31 | 3.7 | --- | e14 | 108 | --- | 5280 | --- | 84 | --- | 16 | 6.5 | --- |
TOTAL | 52.71 | 153.9 | 494.8 | 3429 | 9702 | 21254 | 21751 | 23857 | 38754 | 8910 | 2250.3 | 643.4 |
MEAN | 1.70 | 5.13 | 16.0 | 111 | 347 | 686 | 725 | 770 | 1292 | 287 | 72.6 | 21.4 |
MAX | 3.7 | 30 | 52 | 540 | 2690 | 5280 | 2960 | 3120 | 15300 | 2880 | 1120 | 272 |
MIN | .72 | 2.0 | 7.2 | 13 | 44 | 84 | 90 | 45 | 36 | 14 | 5.5 | 4.2 |
CFSM | .00 | .01 | .05 | .32 | .99 | 1.96 | 2.08 | 2.21 | 3.70 | .82 | .21 | .06 |
IN. | .01 | .02 | .05 | .37 | 1.03 | 2.27 | 2.32 | 2.54 | 4.13 | .95 | .24 | .07 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1944 - 1998, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 114 | 154 | 145 | 145 | 260 | 391 | 424 | 403 | 265 | 284 | 88.9 | 163 |
MAX | 1658 | 2172 | 1485 | 956 | 1237 | 1370 | 2163 | 2679 | 2251 | 1967 | 541 | 1954 |
(WY) | 1987 | 1986 | 1983 | 1946 | 1985 | 1985 | 1944 | 1995 | 1990 | 1993 | 1993 | 1970 |
MIN | .000 | .000 | .074 | .31 | .68 | 3.83 | 9.02 | 3.26 | .72 | .24 | .17 | .000 |
(WY) | 1957 | 1957 | 1957 | 1977 | 1989 | 1956 | 1977 | 1989 | 1956 | 1988 | 1988 | 1953 |
SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1944 - 1998 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 66957.34 | 131252.11 | ||||
ANNUAL MEAN | 183 | 360 | 234 | |||
HIGHEST ANNUAL MEAN | 711 | 1993 | ||||
LOWEST ANNUAL MEAN | 12.5 | 1989 | ||||
HIGHEST DAILY MEAN | 10900 A | Feb 21 | 15300 | Jun 30 | 20500 | Mar 4 1985 |
LOWEST DAILY MEAN | .63 B | Sep 30 | .72 | Oct 1 | .00 | C |
ANNUAL SEVEN-DAY MINIMUM | .92 | Sep 29 | .99 | Oct 1 | .00 | Aug 19 1953 |
INSTANTANEOUS PEAK FLOW | 17700 | Jun 30 | 35500 | May 8 1996 | ||
INSTANTANEOUS PEAK STAGE | 20.60 | Jun 30 | 28.38 | Mar 4 1985 | ||
INSTANTANEOUS LOW FLOW | .64 | Oct 1 | ||||
ANNUAL RUNOFF (CFSM) | .53 | 1.03 | .67 | |||
ANNUAL RUNOFF (INCHES) | 7.14 | 13.99 | 9.11 | |||
10 PERCENT EXCEEDS | 236 | 859 | 428 | |||
50 PERCENT EXCEEDS | 17 | 45 | 23 | |||
90 PERCENT EXCEEDS | 2.3 | 3.1 | 1.1 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |