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 | 17 | 51 | 443 | e335 | 1730 | 1460 | 2230 | 5890 | 660 | 1340 | 145 | 20 |
2 | 15 | 38 | 311 | e345 | 2580 | 1250 | 2340 | 6080 | 588 | 1240 | 130 | 19 |
3 | 12 | 34 | 249 | 429 | 2480 | 1110 | 2090 | 4560 | 541 | 867 | 117 | 20 |
4 | 10 | 34 | 227 | 791 | 2000 | 999 | 1810 | 3080 | 509 | 735 | 108 | 20 |
5 | 10 | 34 | 210 | 1860 | 1640 | 889 | 1580 | 2770 | 476 | 1070 | 118 | 18 |
6 | 9.1 | 34 | 178 | 2610 | 1350 | 793 | 1400 | 3550 | 452 | 3440 | 112 | 17 |
7 | 11 | 35 | 147 | 2810 | 1170 | 736 | 1310 | 7040 | 422 | 8900 | 136 | 20 |
8 | 12 | 39 | 128 | 3420 | 1040 | 904 | 1540 | 14400 | 396 | 11000 | 121 | 20 |
9 | 11 | 63 | 119 | 5170 | 926 | 3360 | 2150 | 16200 | 645 | 6420 | 104 | 18 |
10 | 11 | 58 | e130 | 4880 | 851 | 4970 | 2090 | 11600 | 1190 | 3320 | 94 | 15 |
11 | 9.1 | 50 | e142 | 3350 | 1740 | 4170 | 1740 | 7170 | 5950 | 2080 | 85 | 15 |
12 | 8.6 | 47 | e152 | 2380 | 4600 | 3090 | 1500 | 4140 | 9390 | 1470 | 48 | 16 |
13 | 14 | 44 | e160 | 1770 | 3880 | 2440 | 1370 | 3050 | 8290 | 1090 | 27 | 17 |
14 | 16 | 40 | e160 | 1410 | 2830 | 2130 | 1350 | 2400 | 5090 | 847 | 56 | 22 |
15 | 12 | 42 | 158 | 1290 | 2170 | 2020 | 1340 | 1970 | 4110 | 686 | 54 | 25 |
16 | 10 | 44 | 131 | 1150 | 1790 | 1900 | 1280 | 1680 | 3490 | 570 | 48 | 26 |
17 | 9.5 | 40 | 119 | 980 | 1640 | 2810 | 1170 | 1420 | 3740 | 481 | 46 | 28 |
18 | 9.1 | 35 | 122 | 807 | 2050 | 11600 | 1060 | 1230 | 3290 | 417 | 45 | 28 |
19 | 9.7 | 34 | 133 | 681 | 2450 | 12600 | 944 | 1100 | 3310 | 370 | 45 | 22 |
20 | 15 | 35 | 153 | 592 | 2230 | 9040 | 906 | 1050 | 2870 | 341 | 42 | 19 |
21 | 17 | 35 | 173 | 600 | 1860 | 6850 | 1020 | 1090 | 2200 | 445 | 41 | 17 |
22 | 11 | 34 | 184 | 583 | 1570 | 7520 | 1520 | 997 | 1720 | 558 | 37 | 15 |
23 | 9.4 | 34 | 189 | 551 | 1370 | 7230 | 1520 | 900 | 1410 | 668 | 33 | 15 |
24 | 13 | 34 | 207 | 504 | 1240 | 5130 | 1270 | 890 | 1200 | 631 | 31 | 15 |
25 | 18 | 33 | e430 | 466 | 1120 | 3740 | 1100 | 954 | 1040 | 480 | 27 | 15 |
26 | 16 | 26 | e800 | 432 | 1040 | 3030 | 1010 | 864 | 905 | 356 | 28 | 16 |
27 | 28 | 22 | e840 | 409 | 1270 | 2530 | 894 | 752 | 795 | 290 | 24 | 13 |
28 | 23 | 75 | e600 | 396 | 1630 | 2260 | 772 | 688 | 709 | 250 | 28 | 12 |
29 | 30 | 621 | 441 | 419 | --- | 2380 | 745 | 638 | 637 | 217 | 29 | 14 |
30 | 37 | 554 | 389 | 640 | --- | 2260 | 1220 | 610 | 946 | 188 | 25 | 16 |
31 | 42 | --- | 344 | 1010 | --- | 2040 | --- | 711 | --- | 164 | 21 | --- |
TOTAL | 475.5 | 2299 | 8169 | 43070 | 52247 | 113241 | 42271 | 109474 | 66971 | 50931 | 2005 | 553 |
MEAN | 15.3 | 76.6 | 264 | 1389 | 1866 | 3653 | 1409 | 3531 | 2232 | 1643 | 64.7 | 18.4 |
MAX | 42 | 621 | 840 | 5170 | 4600 | 12600 | 2340 | 16200 | 9390 | 11000 | 145 | 28 |
MIN | 8.6 | 22 | 119 | 335 | 851 | 736 | 745 | 610 | 396 | 164 | 21 | 12 |
CFSM | .01 | .06 | .21 | 1.11 | 1.49 | 2.92 | 1.13 | 2.82 | 1.78 | 1.31 | .05 | .01 |
IN. | .01 | .07 | .24 | 1.28 | 1.55 | 3.37 | 1.26 | 3.26 | 1.99 | 1.51 | .06 | .02 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1972 - 1998, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 472 | 797 | 1097 | 960 | 1300 | 2196 | 1931 | 1653 | 1336 | 734 | 366 | 446 |
MAX | 3188 | 4978 | 6201 | 4259 | 3681 | 7649 | 5098 | 5152 | 4442 | 2966 | 2678 | 3997 |
(WY) | 1987 | 1986 | 1983 | 1993 | 1997 | 1979 | 1982 | 1995 | 1980 | 1993 | 1981 | 1993 |
MIN | 11.4 | 11.4 | 11.4 | 6.36 | 40.9 | 192 | 208 | 241 | 78.5 | 8.83 | 6.89 | 13.3 |
(WY) | 1972 | 1972 | 1977 | 1977 | 1977 | 1996 | 1977 | 1992 | 1988 | 1988 | 1988 | 1991 |
SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1972 - 1998 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 282035.5 | 491706.5 | ||||
ANNUAL MEAN | 773 | 1347 | 1106 | |||
HIGHEST ANNUAL MEAN | 2419 | 1993 | ||||
LOWEST ANNUAL MEAN | 280 | 1977 | ||||
HIGHEST DAILY MEAN | 16000 | Feb 21 | 16200 | May 9 | 30000 | Dec 4 1982 |
LOWEST DAILY MEAN | 8.6 | Oct 12 | 8.6 | Oct 12 | 2.6 | Aug 3 1988 |
ANNUAL SEVEN-DAY MINIMUM | 10 | Oct 6 | 10 | Oct 6 | 3.0 | Jul 30 1988 |
INSTANTANEOUS PEAK FLOW | 17300 | May 9 | 31800 | Dec 4 1982 | ||
INSTANTANEOUS PEAK STAGE | 20.69 | May 9 | 27.13 | Dec 4 1982 | ||
INSTANTANEOUS LOW FLOW | 7.5 | A | 2.6 | Aug 3 1988 | ||
ANNUAL RUNOFF (CFSM) | .62 | 1.08 | .88 | |||
ANNUAL RUNOFF (INCHES) | 8.39 | 14.62 | 12.01 | |||
10 PERCENT EXCEEDS | 1830 | 3380 | 2750 | |||
50 PERCENT EXCEEDS | 315 | 600 | 423 | |||
90 PERCENT EXCEEDS | 23 | 17 | 32 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |