DISCHARGE: October 1939 to current year. |
STAGE: Water years 1994-2000. |
CHEMICAL: Water years 1978-91. |
SEDIMENT: April 1979 to September 1981. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000 DAILY MEAN VALUES |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 1600 | 334 | 280 | 322 | e350 | 1430 | 418 | 850 | 1880 | 1110 | 1200 | 272 |
2 | 1140 | 334 | 280 | 339 | e340 | 1220 | 418 | 820 | 3800 | 1100 | 1300 | 260 |
3 | 926 | 328 | 291 | e380 | e340 | 1060 | 418 | 759 | 4210 | 3290 | 870 | 251 |
4 | 1040 | 324 | 297 | e365 | e340 | 952 | 409 | 714 | 2970 | 3860 | 669 | 246 |
5 | 1090 | 324 | 438 | e350 | e330 | 889 | 397 | 682 | 2470 | 2620 | 585 | 246 |
6 | 939 | 318 | 677 | e340 | e330 | 823 | 388 | 646 | 2170 | 1950 | 589 | 240 |
7 | 798 | 313 | 671 | e350 | e330 | 769 | 397 | 618 | 1870 | 1550 | 601 | 235 |
8 | 704 | 311 | 560 | e340 | e320 | 732 | 416 | 604 | 1570 | 1300 | 581 | 231 |
9 | 639 | 311 | 504 | 430 | e310 | 710 | 431 | 803 | 1340 | 1160 | 539 | 222 |
10 | 592 | 311 | 476 | 528 | 307 | 658 | 442 | 1570 | 1170 | 1840 | 480 | 239 |
11 | 543 | 305 | 449 | 674 | 316 | 611 | 442 | 1820 | 1170 | 2250 | 438 | 505 |
12 | 503 | 302 | 428 | 652 | 311 | 584 | 422 | 2210 | 2950 | 1890 | 411 | 1710 |
13 | 483 | 302 | 412 | 567 | 317 | 561 | 402 | 1820 | 7640 | 1490 | 395 | 1110 |
14 | 468 | 302 | 401 | 430 | 308 | 549 | 390 | 1390 | 10200 | 1200 | 387 | 877 |
15 | 454 | 297 | 396 | 512 | 302 | 540 | 387 | 1120 | 7500 | 1030 | 373 | 743 |
16 | 450 | 293 | 406 | 511 | 302 | 537 | 375 | 985 | 5510 | 913 | 355 | 587 |
17 | 438 | 293 | 400 | 391 | 294 | 513 | 391 | 931 | 3720 | 833 | 425 | 496 |
18 | 417 | 293 | 320 | 445 | 304 | 492 | 443 | 1540 | 2730 | 763 | 456 | 442 |
19 | 408 | 293 | 381 | 383 | 306 | 508 | 497 | 4390 | 2130 | 711 | 414 | 392 |
20 | 397 | 294 | 382 | 345 | 295 | 546 | 1790 | 3650 | 1820 | 670 | 373 | 413 |
21 | 390 | 293 | 304 | e380 | 291 | 568 | 3740 | 3030 | 1670 | 627 | 350 | 483 |
22 | 382 | 293 | e370 | e370 | 349 | 544 | 3620 | 2360 | 1480 | 586 | 339 | 721 |
23 | 377 | 300 | e315 | e370 | 789 | 515 | 2900 | 1860 | 1290 | 555 | 335 | 5010 |
24 | 370 | 310 | e315 | e360 | 2790 | 505 | 2280 | 1480 | 1310 | 527 | 329 | 3260 |
25 | 360 | 303 | e305 | e355 | 3320 | e520 | 1770 | 1220 | 1890 | 506 | 311 | 2210 |
26 | 358 | 294 | e310 | e350 | 3150 | e510 | 1440 | 1050 | 2150 | 482 | 305 | 1610 |
27 | 351 | 293 | e300 | e350 | 2760 | 505 | 1230 | 1030 | 1860 | 465 | 297 | 1170 |
28 | 344 | 290 | e300 | e350 | 2100 | 488 | 1100 | 1110 | 1530 | 452 | 289 | 944 |
29 | 343 | 282 | e310 | e350 | 1680 | 470 | 982 | 1310 | 1380 | 436 | 285 | 814 |
30 | 342 | 280 | e330 | e360 | --- | 446 | 890 | 1240 | 1210 | 438 | 280 | 728 |
31 | 339 | --- | e325 | e360 | --- | 427 | --- | 1260 | --- | 594 | 280 | --- |
TOTAL | 17985 | 9120 | 11933 | 12609 | 23581 | 20182 | 29625 | 44872 | 84590 | 37198 | 14841 | 26667 |
MEAN | 580 | 304 | 385 | 407 | 813 | 651 | 988 | 1447 | 2820 | 1200 | 479 | 889 |
MAX | 1600 | 334 | 677 | 674 | 3320 | 1430 | 3740 | 4390 | 10200 | 3860 | 1300 | 5010 |
MIN | 339 | 280 | 280 | 322 | 291 | 427 | 375 | 604 | 1170 | 436 | 280 | 222 |
CFSM | .53 | .28 | .35 | .37 | .74 | .59 | .90 | 1.32 | 2.57 | 1.09 | .44 | .81 |
IN. | .61 | .31 | .40 | .43 | .80 | .68 | 1.00 | 1.52 | 2.86 | 1.26 | .50 | .90 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1940 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 461 | 571 | 605 | 640 | 876 | 1412 | 1296 | 1042 | 958 | 617 | 453 | 453 |
MAX | 2309 | 2881 | 3230 | 2265 | 2963 | 5395 | 4267 | 3355 | 3827 | 3263 | 2853 | 3577 |
(WY) | 1973 | 1986 | 1983 | 1969 | 1997 | 1979 | 1993 | 1996 | 1993 | 1993 | 1987 | 1972 |
MIN | 75.5 | 95.8 | 83.5 | 68.8 | 98.8 | 230 | 280 | 212 | 214 | 135 | 97.4 | 78.9 |
(WY) | 1957 | 1957 | 1964 | 1959 | 1940 | 1956 | 1963 | 1949 | 1959 | 1941 | 1964 | 1946 |
SUMMARY STATISTICS | FOR 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1940 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 438976 | 333203 | ||||
ANNUAL MEAN | 1203 | 910 | 781 | |||
HIGHEST ANNUAL MEAN | 1955 | 1993 | ||||
LOWEST ANNUAL MEAN | 227 | 1977 | ||||
HIGHEST DAILY MEAN | 15300 | Jun 15 | 10200 | Jun 14 | 16700 | Jul 19 1996 |
LOWEST DAILY MEAN | 182 | Sep 26 | 222 | Sep 9 | 49 | Oct 10 1956 |
ANNUAL SEVEN-DAY MINIMUM | 193 | Sep 20 | 237 | Sep 4 | 52 | Sep 11 1964 |
INSTANTANEOUS PEAK FLOW | 11300 | Jun 14 | 24200 | Jul 18 1996 | ||
INSTANTANEOUS PEAK STAGE | 15.92 | Jun 14 | 23.54 | Jul 18 1996 | ||
INSTANTANEOUS LOW FLOW | 222 | Sep 8,9,10 | 46 | A | ||
ANNUAL RUNOFF (CFSM) | 1.09 | .83 | .71 | |||
ANNUAL RUNOFF (INCHES) | 14.86 | 11.28 | 9.66 | |||
10 PERCENT EXCEEDS | 2500 | 1910 | 1710 | |||
50 PERCENT EXCEEDS | 636 | 482 | 430 | |||
90 PERCENT EXCEEDS | 286 | 300 | 127 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |