DISCHARGE: October 1939 to current year. |
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 589 | 544 | 558 | e460 | e740 | e900 | 1020 | 931 | 899 | 854 | 622 | 573 |
2 | 585 | 568 | 550 | e460 | e680 | e860 | 1020 | 927 | 1060 | 838 | 692 | 565 |
3 | 575 | 562 | 539 | e460 | e600 | e940 | 988 | 938 | 1170 | 819 | 1140 | 559 |
4 | 594 | 553 | 519 | e460 | e560 | e940 | 940 | 1130 | 1100 | 808 | 1390 | 555 |
5 | 584 | 552 | 505 | e460 | e520 | e900 | 911 | 1050 | 1080 | 823 | 1020 | 553 |
6 | 578 | 560 | e500 | e460 | e500 | e860 | 963 | 1020 | 1330 | 800 | 776 | 543 |
7 | 570 | 624 | e500 | e460 | e490 | 843 | 1050 | 1050 | 1480 | 774 | 709 | 553 |
8 | 569 | 677 | e500 | e460 | e500 | 818 | 1040 | 1160 | 1370 | 766 | 675 | 690 |
9 | 563 | 675 | e490 | e460 | e920 | 798 | 1110 | 1160 | 1230 | 765 | 653 | 793 |
10 | 562 | 632 | e480 | e460 | e1300 | 813 | 1480 | 1070 | 1130 | 753 | 636 | 883 |
11 | 562 | 607 | e460 | e450 | e1400 | 918 | 1670 | 1180 | 1060 | 734 | 621 | 806 |
12 | 560 | 588 | e460 | e440 | e1300 | 1080 | 1730 | 1380 | 1120 | 713 | 608 | 733 |
13 | 556 | 580 | e460 | e440 | e1100 | 1300 | 1680 | 1350 | 1480 | 699 | 598 | 650 |
14 | 547 | 572 | e460 | e440 | e900 | 1460 | 1570 | 1190 | 1510 | 688 | 588 | 611 |
15 | 549 | 581 | e460 | e440 | e820 | 1530 | 1410 | 1100 | 1590 | 676 | 584 | 591 |
16 | 547 | 578 | e460 | e440 | e760 | 1570 | 1290 | 1060 | 1560 | 667 | 601 | 581 |
17 | 551 | 573 | e460 | e440 | e700 | 1500 | 1220 | 1020 | 1430 | 665 | 622 | 579 |
18 | 545 | 578 | e460 | e440 | e640 | 1380 | 1150 | 983 | 1290 | 675 | 640 | 589 |
19 | 544 | 573 | e460 | e440 | e620 | 1330 | 1100 | 946 | 1250 | 707 | 640 | 695 |
20 | 548 | 562 | e460 | e440 | e580 | 1360 | 1080 | 906 | 1210 | 726 | 608 | 992 |
21 | 544 | 501 | e460 | e420 | e560 | 1400 | 1160 | 992 | 1140 | 736 | 593 | 1290 |
22 | 556 | e540 | e460 | e410 | e540 | 1420 | 1270 | 1230 | 1080 | 724 | 578 | 1300 |
23 | 548 | e580 | e460 | e400 | e520 | 1430 | 1240 | 1200 | 1090 | 722 | 582 | 1150 |
24 | 559 | e580 | e460 | e400 | e520 | 1410 | 1150 | 1110 | 1080 | 694 | 587 | 1490 |
25 | 571 | e560 | e450 | e410 | e900 | 1340 | 1110 | 1110 | 1020 | 669 | 621 | 1610 |
26 | 574 | 568 | e450 | e410 | e1100 | 1220 | 1120 | 1110 | 969 | 688 | 705 | 1400 |
27 | 572 | 559 | e450 | e410 | e1100 | 1110 | 1110 | 1080 | 932 | 678 | 764 | 1120 |
28 | 567 | 553 | e450 | e420 | e1000 | 1050 | 1050 | 1030 | 903 | 652 | 709 | 968 |
29 | 556 | 558 | e460 | e440 | --- | 1030 | 989 | 983 | 880 | 640 | 627 | 889 |
30 | 549 | 559 | e460 | e560 | --- | 1020 | 949 | 930 | 864 | 636 | 596 | 840 |
31 | 542 | --- | e460 | e700 | --- | 1020 | --- | 893 | --- | 628 | 581 | --- |
TOTAL | 17416 | 17297 | 14761 | 13990 | 21870 | 35550 | 35570 | 33219 | 35307 | 22417 | 21366 | 25151 |
MEAN | 562 | 577 | 476 | 451 | 781 | 1147 | 1186 | 1072 | 1177 | 723 | 689 | 838 |
MAX | 594 | 677 | 558 | 700 | 1400 | 1570 | 1730 | 1380 | 1590 | 854 | 1390 | 1610 |
MIN | 542 | 501 | 450 | 400 | 490 | 798 | 911 | 893 | 864 | 628 | 578 | 543 |
CFSM | .54 | .56 | .46 | .44 | .76 | 1.11 | 1.15 | 1.04 | 1.14 | .70 | .67 | .81 |
IN. | .63 | .62 | .53 | .50 | .79 | 1.28 | 1.28 | 1.20 | 1.27 | .81 | .77 | .90 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1940 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 535 | 587 | 514 | 584 | 811 | 1376 | 977 | 821 | 860 | 797 | 588 | 579 |
MAX | 1226 | 2429 | 1492 | 2049 | 2512 | 3155 | 2943 | 3200 | 2804 | 5190 | 1752 | 1920 |
(WY) | 1987 | 1962 | 1983 | 1960 | 1953 | 1950 | 1960 | 1973 | 2000 | 1993 | 1993 | 1965 |
MIN | 187 | 211 | 162 | 147 | 182 | 259 | 328 | 234 | 233 | 181 | 167 | 166 |
(WY) | 1957 | 1965 | 1959 | 1959 | 1959 | 1957 | 1957 | 1958 | 1965 | 1965 | 1958 | 1958 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1940 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 299567 | 293914 | ||||
ANNUAL MEAN | 818 | 805 | 752 | |||
HIGHEST ANNUAL MEAN | 1720 | 1993 | ||||
LOWEST ANNUAL MEAN | 292 | 1964 | ||||
HIGHEST DAILY MEAN | 7880 | Jun 4 | 1730 | Apr 12 | 14600 | Jul 1 1969 |
LOWEST DAILY MEAN | (a)390 | Feb 18-21 | (a)400 | Jan 23,24 | 132 | Nov 7 1949 |
ANNUAL SEVEN-DAY MINIMUM | (a)394 | Feb 15 | (a)409 | Jan 21 | (a)140 | Jan 18 1959 |
MAXIMUM PEAK FLOW | (b)1750 | Apr 12 | 15100 | Jul 1 1969 | ||
MAXIMUM PEAK STAGE | (c)9.94 | Feb 10 | 21.46 | Jul 1 1969 | ||
INSTANTANEOUS LOW FLOW | (d).00 | Dec 14 1939 | ||||
ANNUAL RUNOFF (CFSM) | .79 | .78 | .73 | |||
ANNUAL RUNOFF (INCHES) | 10.78 | 10.57 | 9.88 | |||
10 PERCENT EXCEEDS | 1300 | 1300 | 1350 | |||
50 PERCENT EXCEEDS | 579 | 688 | 535 | |||
90 PERCENT EXCEEDS | 447 | 460 | 259 |
(a) Ice affected | |
(b) Gage height 9.86 ft | |
(c) Discharge 1,350 ft3/s, estimated, backwater from ice | |
(d) Result of regulation | |
(e) Estimated due to ice effect or missing record | |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |