DISCHARGE: October 1969 to current year. |
STAGE: Water years 1994-2000. Gage-height record for Mar. 7, 1968, to Sept. 30, 1969, available in files of U.S. Army Corps of Engineers. |
CHEMICAL: Water years 1975-91. |
SEDIMENT: May 1980 to Sept. 1997. |
SPECIFIC CONDUCTANCE: Water years 1975-81. |
WATER TEMPERATURE: Water years 1975-81. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 115 | 68 | 81 | 710 | e290 | 1640 | 587 | 310 | 3620 | 15000 | 8240 | 3500 |
2 | 113 | 68 | 101 | 711 | e290 | 1310 | 567 | 282 | 3400 | 11300 | 6080 | 3270 |
3 | 115 | 68 | 352 | 725 | e285 | 998 | 553 | 236 | 3280 | 7660 | 4780 | 3120 |
4 | 118 | 84 | 424 | 753 | e280 | 874 | 458 | 206 | 2980 | 6280 | 4580 | 2890 |
5 | 120 | 102 | 630 | 823 | e275 | 845 | 282 | 188 | 2460 | 5830 | 4780 | 2610 |
6 | 120 | 98 | 743 | 932 | e280 | 852 | 197 | 186 | 1960 | 5580 | 4980 | 2370 |
7 | 104 | 91 | 684 | 932 | e290 | 845 | 198 | 473 | 1740 | 5740 | 5250 | 2080 |
8 | 100 | 94 | 646 | 924 | 285 | 824 | 605 | 2430 | 1550 | 5750 | 7400 | 1830 |
9 | 103 | 88 | 637 | 912 | 176 | 799 | 1310 | 2770 | 1370 | 5440 | 8710 | 1750 |
10 | 124 | 84 | 680 | 894 | 137 | 782 | 1380 | 2530 | 1140 | 5250 | 9120 | 1530 |
11 | 121 | 83 | 812 | 878 | 127 | 698 | 844 | 2340 | 1040 | 5440 | 8080 | 1540 |
12 | 121 | 80 | 911 | 881 | 135 | 588 | 459 | 1460 | 967 | 7980 | 6110 | 2060 |
13 | 123 | 80 | 803 | 933 | 151 | 570 | 316 | 1010 | 988 | 8750 | 5100 | 2420 |
14 | 111 | 77 | 854 | 963 | 166 | 501 | 244 | 1490 | 799 | 8550 | 4730 | 2620 |
15 | 101 | 76 | 928 | 843 | 190 | 463 | 214 | 1830 | 676 | 7030 | 4570 | 2470 |
16 | 99 | 76 | 862 | 712 | 339 | 569 | 194 | 1220 | 844 | 5320 | 4380 | 2220 |
17 | 98 | 78 | 689 | 692 | 361 | 541 | 228 | 852 | 6570 | 5160 | 4240 | 1970 |
18 | 96 | 79 | 646 | 700 | 443 | 454 | 270 | 664 | 8520 | 5230 | 4310 | 1660 |
19 | 90 | 78 | 638 | 700 | 1390 | 427 | 322 | 487 | 7070 | 8680 | 4440 | 1490 |
20 | 83 | 78 | 571 | 698 | 1560 | 538 | 341 | 425 | 5050 | 10500 | 3960 | 1440 |
21 | 80 | 78 | 464 | 696 | 1220 | 1640 | 288 | 401 | 4380 | 11700 | 3440 | 1420 |
22 | 81 | 81 | 451 | 703 | 946 | 2550 | 248 | 404 | 5090 | 10900 | 3210 | 1410 |
23 | 78 | 86 | 447 | 642 | 871 | 2580 | 256 | 431 | 5860 | 8590 | 2740 | 1390 |
24 | 75 | 87 | 442 | 549 | 1200 | 1950 | 265 | 373 | 10200 | 6360 | 2540 | 1310 |
25 | 77 | 85 | 435 | 548 | 1360 | 1170 | 301 | 667 | 16100 | 5460 | 4070 | 1370 |
26 | 76 | 86 | 440 | 485 | 1390 | 800 | 406 | 807 | 19200 | 5110 | 4880 | 2680 |
27 | 74 | 88 | 432 | 386 | 1670 | 706 | 493 | 2820 | 22400 | 4950 | 5200 | 3970 |
28 | 73 | 89 | 430 | 344 | 1940 | 667 | 508 | 5310 | 21400 | 5290 | 5370 | 4480 |
29 | 71 | 87 | 525 | e310 | 1830 | 653 | 360 | 5380 | 18700 | 7090 | 5340 | 4180 |
30 | 68 | 81 | 684 | e300 | --- | 633 | 331 | 4500 | 16800 | 8130 | 4260 | 3840 |
31 | 68 | --- | 704 | e294 | --- | 615 | --- | 3880 | --- | 8820 | 3650 | --- |
TOTAL | 2996 | 2478 | 18146 | 21573 | 19877 | 29082 | 13025 | 46362 | 196154 | 228870 | 158540 | 70890 |
MEAN | 96.6 | 82.6 | 585 | 696 | 685 | 938 | 434 | 1496 | 6538 | 7383 | 5114 | 2363 |
MAX | 124 | 102 | 928 | 963 | 1940 | 2580 | 1380 | 5380 | 22400 | 15000 | 9120 | 4480 |
MIN | 68 | 68 | 81 | 294 | 127 | 427 | 194 | 186 | 676 | 4950 | 2540 | 1310 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1970 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 943 | 1896 | 4617 | 5096 | 6221 | 6633 | 6303 | 4459 | 3399 | 2633 | 1669 | 1053 |
MAX | 5021 | 12600 | 17460 | 12050 | 18850 | 16930 | 16750 | 15470 | 7875 | 7383 | 5397 | 5280 |
(WY) | 1994 | 1994 | 1983 | 1991 | 1982 | 1979 | 1979 | 1996 | 1990 | 2000 | 1998 | 1993 |
MIN | 96.6 | 82.6 | 89.4 | 74.2 | 516 | 891 | 434 | 211 | 102 | 104 | 161 | 102 |
(WY) | 2000 | 2000 | 1977 | 1977 | 1978 | 1981 | 2000 | 1976 | 1988 | 1976 | 1988 | 1976 |
SUMMARY STATISTICS | FOR 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1970 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 1348357 | 807993 | ||||
ANNUAL MEAN | 3694 | 2208 | 3731 | |||
HIGHEST ANNUAL MEAN | 6824 | 1973 | ||||
LOWEST ANNUAL MEAN | 1194 | 1992 | ||||
HIGHEST DAILY MEAN | 23700 | Feb 9 | 22400 | Jun 27 | 48700 | May 19 1995 |
LOWEST DAILY MEAN | 68 | Oct 30-Nov 3 | 68 | Oct 30-Nov 3 | 56 | Sep 12 1970 |
ANNUAL SEVEN-DAY MINIMUM | 69 | Oct 28 | 69 | Oct 28 | 63 | Sep 7 1970 |
INSTANTANEOUS PEAK FLOW | 22900 | Jun 27 | 50300 | May 19 1995 | ||
INSTANTANEOUS PEAK STAGE | 22.52 | Jun 27 | 25.79 | May 19 1995 | ||
INSTANTANEOUS LOW FLOW | 64 | Nov 2 | 54 | A | ||
10 PERCENT EXCEEDS | 11600 | 5770 | 10300 | |||
50 PERCENT EXCEEDS | 1800 | 790 | 1950 | |||
90 PERCENT EXCEEDS | 88 | 88 | 139 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |