DISCHARGE: October 1934 to current year. Monthly discharge only for some periods, published in WSP 1308. |
STAGE: Water years 1994-2001. |
CHEMICAL: Water years 1978-91. Additional chemical data for water years 1959, 1971-77 are published in Water-Resources Investigations 78-23 and 79-24 as site LF 01. |
SEDIMENT: January 1979 to September 1981. |
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 | 90 | 92 | 98 | e72 | e560 | 1210 | 389 | 528 | 1810 | 310 | 94 | 40 |
2 | 85 | 90 | 95 | e73 | e450 | 916 | 370 | 505 | 1680 | 292 | 92 | 39 |
3 | 83 | 90 | 91 | e74 | e390 | e780 | 348 | 475 | 1220 | 288 | 106 | 38 |
4 | 171 | 87 | 87 | e75 | e350 | e660 | 329 | 628 | 995 | 314 | 110 | 37 |
5 | 297 | 86 | 68 | e76 | e310 | e600 | 328 | 704 | 2110 | 464 | 92 | 36 |
6 | 246 | 93 | e85 | e77 | e290 | 561 | 748 | 951 | 3050 | 312 | 82 | 36 |
7 | 188 | 111 | e90 | e77 | e280 | 514 | 1860 | 1460 | 3400 | 276 | 77 | 44 |
8 | 161 | 119 | e88 | e78 | e300 | 484 | 1330 | 992 | 4060 | 264 | 72 | 53 |
9 | 147 | 118 | e84 | e78 | e2100 | 451 | 888 | 740 | 3850 | 259 | 70 | 56 |
10 | 137 | 140 | e78 | e79 | 3240 | 425 | 772 | 646 | 2860 | 255 | 66 | 53 |
11 | 132 | 162 | e72 | e78 | 4120 | 460 | 683 | 1470 | 1730 | 230 | 64 | 71 |
12 | 126 | 140 | e85 | 78 | 3820 | 483 | 925 | 1740 | 1250 | 209 | 61 | 56 |
13 | 120 | 129 | e95 | 77 | 2410 | 502 | 974 | 1280 | 1040 | 195 | 57 | 44 |
14 | 116 | 124 | e102 | 86 | e1600 | 492 | 736 | 1190 | 927 | 184 | 55 | 42 |
15 | 114 | 120 | e98 | 107 | 1580 | 517 | 1230 | 1600 | 894 | 174 | 55 | 37 |
16 | 110 | 115 | e95 | 135 | 1230 | 1300 | 1810 | 1220 | 791 | 165 | 57 | 35 |
17 | 106 | 113 | e91 | e152 | 865 | 1500 | 1420 | 1980 | 679 | 158 | 56 | 35 |
18 | 105 | 108 | e88 | e130 | e700 | 1350 | 1040 | 1890 | 618 | 157 | 62 | 40 |
19 | 102 | 99 | e80 | e115 | e630 | 1330 | 887 | 1380 | 570 | 164 | 69 | 111 |
20 | 100 | 96 | e76 | e105 | e590 | 1250 | 774 | 1120 | 534 | 161 | 81 | 93 |
21 | 99 | 92 | e73 | e100 | e550 | 1060 | 696 | 2580 | 571 | 149 | 64 | 156 |
22 | 99 | 106 | e70 | e95 | e510 | 904 | 1230 | 1810 | 572 | 199 | 56 | 65 |
23 | 98 | 119 | e69 | 93 | e470 | 784 | 1770 | 1210 | 502 | 176 | 53 | 57 |
24 | 97 | 111 | e67 | e88 | 1300 | 686 | 1370 | 1000 | 459 | 150 | 54 | 54 |
25 | 96 | 107 | e66 | e84 | 3680 | 599 | 975 | 883 | 427 | 155 | 55 | 51 |
26 | 96 | 108 | e66 | e80 | 3700 | 536 | 825 | 1120 | 399 | 136 | 55 | 47 |
27 | e94 | 110 | e67 | e78 | 4070 | 504 | 725 | 1730 | 376 | 126 | 52 | 43 |
28 | e93 | 100 | e68 | e76 | 2250 | 476 | 652 | 1370 | 358 | 118 | 49 | 40 |
29 | e92 | 106 | e69 | e90 | --- | 456 | 594 | 1020 | 342 | 114 | 45 | 39 |
30 | 91 | 100 | e70 | e300 | --- | 432 | 555 | 863 | 326 | 109 | 44 | 38 |
31 | 91 | --- | e71 | e700 | --- | 408 | --- | 941 | --- | 101 | 42 | --- |
TOTAL | 3782 | 3291 | 2502 | 3606 | 42345 | 22630 | 27233 | 37026 | 38400 | 6364 | 2047 | 1586 |
MEAN | 122 | 110 | 80.7 | 116 | 1512 | 730 | 908 | 1194 | 1280 | 205 | 66.0 | 52.9 |
MAX | 297 | 162 | 102 | 700 | 4120 | 1500 | 1860 | 2580 | 4060 | 464 | 110 | 156 |
MIN | 83 | 86 | 66 | 72 | 280 | 408 | 328 | 475 | 326 | 101 | 42 | 35 |
CFSM | .27 | .25 | .18 | .26 | 3.40 | 1.64 | 2.04 | 2.68 | 2.88 | .46 | .15 | .12 |
IN. | .32 | .28 | .21 | .30 | 3.54 | 1.89 | 2.28 | 3.10 | 3.21 | .53 | .17 | .13 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1935 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 142 | 171 | 176 | 245 | 375 | 501 | 552 | 481 | 440 | 304 | 162 | 127 |
MAX | 1216 | 1192 | 1469 | 1133 | 1512 | 1791 | 2307 | 1762 | 1829 | 2258 | 1508 | 1006 |
(WY) | 1999 | 1978 | 1983 | 1969 | 2001 | 1993 | 1973 | 1996 | 1974 | 1982 | 1993 | 1970 |
MIN | 5.47 | 11.2 | 8.86 | 6.39 | 11.9 | 66.0 | 33.4 | 33.0 | 35.8 | 11.7 | 10.3 | 7.29 |
(WY) | 1989 | 1938 | 1964 | 1977 | 1989 | 1956 | 1956 | 1989 | 1977 | 1936 | 1988 | 1988 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1935 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 101456 | 190812 | ||||
ANNUAL MEAN | 277 | 523 | 306 | |||
HIGHEST ANNUAL MEAN | 965 | 1993 | ||||
LOWEST ANNUAL MEAN | 76.6 | 1940 | ||||
HIGHEST DAILY MEAN | 2730 | Apr 21 | 4120 | Feb 11 | 14000 | Apr 22 1973 |
LOWEST DAILY MEAN | 54 | A | 35 | Sep 16, 17 | 1.3 | Oct 19 1988 |
ANNUAL SEVEN-DAY MINIMUM | 57 | Sep 5 | 38 | Aug 31 | 2.4 | Oct 18 1988 |
MAXIMUM PEAK FLOW | 5100 B | Feb 11 | 18000 | Apr 22 1973 | ||
MAXIMUM PEAK STAGE | 22.40 C | Feb 27 | 23.33 | Apr 22 1973 | ||
INSTANTANEOUS LOW FLOW | 34 | Sep 16-18 | 1.2 | D | ||
ANNUAL RUNOFF (CFSM) | .62 | 1.17 | .69 | |||
ANNUAL RUNOFF (INCHES) | 8.48 | 15.95 | 9.33 | |||
10 PERCENT EXCEEDS | 596 | 1370 | 702 | |||
50 PERCENT EXCEEDS | 136 | 152 | 131 | |||
90 PERCENT EXCEEDS | 70 | 56 | 21 |
A - Jan. 29, estimated due to backwater from ice; Sept. 10-11. | |
B - Gage height, 22.38 ft. | |
C - Discharge, 4,640 ft3/s. | |
D - Oct. 19-20, 1998. |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |