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 | 69 | 98 | 96 | 43 | 203 | 141 | 58 | 292 | 141 | 154 | 41 | 33 |
2 | 54 | 88 | 70 | 29 | 273 | 121 | 60 | 207 | 677 | 123 | 39 | 30 |
3 | 98 | 78 | 63 | e42 | 276 | 136 | 57 | 176 | 411 | 89 | 37 | 31 |
4 | 67 | 74 | 59 | e43 | 217 | 110 | 64 | 154 | 225 | 70 | 36 | 31 |
5 | 137 | 67 | 57 | e43 | 168 | 99 | 64 | 139 | 171 | 57 | 37 | 30 |
6 | 145 | 63 | 99 | e45 | 163 | 109 | 68 | 164 | 136 | 56 | 38 | 28 |
7 | 120 | 62 | 356 | e42 | 148 | 107 | 60 | 169 | 119 | 50 | 41 | 32 |
8 | 82 | 63 | 201 | e42 | 126 | 100 | 61 | 135 | 108 | 47 | 44 | 29 |
9 | 64 | 64 | 130 | 43 | 116 | 102 | 430 | 113 | 93 | 123 | 40 | 28 |
10 | 53 | 471 | 101 | 44 | 105 | 105 | 331 | 98 | 93 | 106 | 39 | 29 |
11 | 49 | 495 | 82 | 44 | 125 | 108 | 209 | 103 | 155 | 72 | 39 | 29 |
12 | 48 | 238 | 73 | e42 | 234 | 110 | 144 | 530 | 332 | 58 | 51 | 30 |
13 | 45 | 163 | 68 | e41 | 155 | 119 | 117 | 377 | 648 | 52 | 54 | 45 |
14 | 42 | 128 | 65 | e40 | 119 | 115 | 97 | 238 | 1050 | 48 | 47 | 36 |
15 | 41 | 106 | 61 | e43 | 104 | 129 | 123 | 172 | 603 | 45 | 38 | 34 |
16 | 40 | 95 | 57 | 48 | 93 | 185 | 578 | 137 | 316 | 43 | 38 | 32 |
17 | 245 | 85 | 55 | 63 | 89 | 356 | 543 | 340 | 225 | 44 | 36 | 33 |
18 | 1210 | 79 | 56 | 142 | 80 | 321 | 299 | 302 | 174 | 47 | 36 | 30 |
19 | 1080 | 73 | 56 | 102 | 78 | 219 | 220 | 205 | 139 | 47 | 54 | 28 |
20 | 469 | 67 | 51 | 80 | 73 | 161 | 167 | 142 | 115 | 70 | 51 | 32 |
21 | 293 | 62 | 51 | 77 | 69 | 127 | 176 | 141 | 100 | 111 | 42 | 30 |
22 | 209 | 63 | 48 | 771 | 67 | 110 | 431 | 634 | 97 | 106 | 40 | 29 |
23 | 164 | 60 | 46 | 1410 | 65 | 94 | 1500 | 483 | 96 | 73 | 41 | 29 |
24 | 129 | 58 | 45 | 1510 | 65 | 85 | 1220 | 317 | 86 | 127 | 66 | 27 |
25 | 106 | 56 | 44 | 937 | 67 | 80 | 588 | 210 | 73 | 87 | 77 | 28 |
26 | 92 | 55 | 43 | 473 | 68 | 71 | 370 | 153 | 67 | 69 | 105 | 27 |
27 | 96 | 55 | 45 | 353 | 165 | 66 | 497 | 130 | 187 | 59 | 60 | 32 |
28 | 201 | 54 | 46 | 393 | 173 | 64 | 1050 | 111 | 167 | 50 | 45 | 212 |
29 | 130 | 55 | 48 | 293 | --- | 63 | 722 | 97 | 118 | 47 | 40 | 347 |
30 | 139 | 79 | 42 | 247 | --- | 58 | 395 | 85 | 84 | 45 | 38 | 169 |
31 | 118 | --- | 44 | 210 | --- | 55 | --- | 90 | --- | 43 | 35 | --- |
TOTAL | 5835 | 3254 | 2358 | 7735 | 3684 | 3826 | 10699 | 6644 | 7006 | 2218 | 1425 | 1560 |
MEAN | 188 | 108 | 76.1 | 250 | 132 | 123 | 357 | 214 | 234 | 71.5 | 46.0 | 52.0 |
MAX | 1210 | 495 | 356 | 1510 | 276 | 356 | 1500 | 634 | 1050 | 154 | 105 | 347 |
MIN | 40 | 54 | 42 | 29 | 65 | 55 | 57 | 85 | 67 | 43 | 35 | 27 |
CFSM | 2.08 | 1.20 | .84 | 2.76 | 1.46 | 1.37 | 3.95 | 2.37 | 2.58 | .79 | .51 | .58 |
IN. | 2.40 | 1.34 | .97 | 3.18 | 1.52 | 1.57 | 4.40 | 2.73 | 2.88 | .91 | .59 | .64 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1969 - 1999, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 63.8 | 93.7 | 97.8 | 88.7 | 110 | 160 | 184 | 138 | 112 | 77.3 | 89.6 | 72.2 |
MAX | 188 | 276 | 354 | 250 | 374 | 588 | 396 | 295 | 300 | 283 | 512 | 261 |
(WY) | 1999 | 1986 | 1983 | 1999 | 1997 | 1979 | 1983 | 1974 | 1996 | 1996 | 1987 | 1972 |
MIN | 12.6 | 16.5 | 15.1 | 12.6 | 21.7 | 56.8 | 42.1 | 39.6 | 27.0 | 18.5 | 17.8 | 14.8 |
(WY) | 1972 | 1977 | 1977 | 1977 | 1972 | 1969 | 1986 | 1988 | 1971 | 1971 | 1971 | 1971 |
SUMMARY STATISTICS | FOR 1998 CALENDAR YEAR | FOR 1999 WATER YEAR | WATER YEARS 1969 - 1999 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 51229 | 56244 | ||||
ANNUAL MEAN | 140 | 154 | 107 | |||
HIGHEST ANNUAL MEAN | 162 | 1993 | ||||
LOWEST ANNUAL MEAN | 35.1 | 1977 | ||||
HIGHEST DAILY MEAN | 1420 | May 8 | 1510 | Jan 24 | 2880 | Aug 15 1987 |
LOWEST DAILY MEAN | 35 | Aug 2 | 27 | Sep 24, 26 | 7.8 | B |
ANNUAL SEVEN-DAY MINIMUM | 37 | Jul 28 | 29 | Sep 20 | 10 | Oct 20 1971 |
INSTANTANEOUS PEAK FLOW | 1630 | Jan 23, Apr. 23 | 3470 | Jul 18 1996 | ||
INSTANTANEOUS PEAK STAGE | 4.15 | Jan 23, Apr. 23 | 6.41 | Jul 18 1996 | ||
INSTANTANEOUS LOW FLOW | 19 A | Jan 2 | ||||
ANNUAL RUNOFF (CFSM) | 1.55 | 1.70 | 1.19 | |||
ANNUAL RUNOFF (INCHES) | 21.08 | 23.14 | 16.11 | |||
10 PERCENT EXCEEDS | 283 | 343 | 225 | |||
50 PERCENT EXCEEDS | 90 | 85 | 61 | |||
90 PERCENT EXCEEDS | 44 | 38 | 26 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |