DISCHARGE: September 1914 to current year. |
STAGE: Water years 1998-2001. |
CHEMICAL: Water years 1978-91. |
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 | 821 | 707 | 694 | e490 | e600 | 1670 | 1390 | 1290 | 1380 | 1190 | 836 | 736 |
2 | 801 | 712 | 684 | e490 | e600 | 1390 | 1380 | 1260 | 1490 | 1170 | 946 | 721 |
3 | 789 | 728 | 668 | e490 | e600 | 1370 | 1360 | 1280 | 1600 | 1150 | 1080 | 712 |
4 | 842 | 719 | 649 | e500 | e580 | 1600 | 1310 | 1850 | 1630 | 1130 | 1460 | 705 |
5 | 857 | 706 | 588 | e520 | e560 | 1640 | 1260 | 2150 | 1750 | 1110 | 1520 | 697 |
6 | 826 | 722 | 411 | e520 | e570 | 1480 | 1290 | 1940 | 2050 | 1110 | 1260 | 692 |
7 | 794 | 801 | 474 | e510 | e580 | 1320 | 1360 | 1780 | 2100 | 1080 | 1030 | 697 |
8 | 770 | 862 | 625 | e500 | e640 | 1240 | 1400 | 1780 | 2080 | 1060 | 940 | 830 |
9 | 761 | 912 | e620 | e530 | 1550 | 1170 | 1430 | 1780 | 1950 | 1050 | 900 | 1000 |
10 | 754 | 941 | e600 | e560 | 2450 | 1160 | 1620 | 1760 | 1800 | 1030 | 873 | 1120 |
11 | 753 | 881 | e560 | e580 | 2650 | 1420 | 2000 | 1950 | 1670 | 1010 | 833 | 1120 |
12 | 750 | 827 | e500 | e580 | 2550 | 1690 | 2320 | 2120 | 1600 | 983 | 808 | 1020 |
13 | 746 | 793 | e480 | e570 | 2260 | 1960 | 2380 | 2100 | 1700 | 957 | 790 | 926 |
14 | 742 | 771 | e520 | e560 | 1920 | 2130 | 2320 | 1980 | 1890 | 936 | 768 | 829 |
15 | 733 | 753 | e550 | e540 | 1640 | 2290 | 2170 | 1830 | 2030 | 920 | 757 | 778 |
16 | 733 | 755 | e540 | e530 | 1420 | 2500 | 1970 | 1710 | 2110 | 903 | 810 | 751 |
17 | 734 | 750 | e530 | e520 | 1280 | 2510 | 1800 | 1620 | 2060 | 891 | 815 | 740 |
18 | 735 | 737 | e530 | e520 | 1110 | 2390 | 1670 | 1540 | 1940 | 897 | 824 | 741 |
19 | 728 | 733 | e520 | e520 | 1000 | 2250 | 1570 | 1470 | 1820 | 921 | 845 | 956 |
20 | 727 | 725 | e520 | e510 | 924 | 2120 | 1510 | 1400 | 1730 | 945 | 833 | 1230 |
21 | 726 | 644 | e510 | e520 | 918 | 2070 | 1520 | 1640 | 1660 | 971 | 789 | 2010 |
22 | 721 | 601 | e500 | e520 | 856 | 2050 | 1620 | 1880 | 1580 | 978 | 763 | 1940 |
23 | 738 | 609 | e490 | e520 | 798 | 2040 | 1750 | 1910 | 1520 | 971 | 749 | 1770 |
24 | 743 | 719 | e490 | e520 | 836 | 2010 | 1710 | 1830 | 1500 | 959 | 749 | 1810 |
25 | 751 | e720 | e490 | e530 | 1760 | 1940 | 1640 | 1770 | 1460 | 929 | 773 | 1920 |
26 | 761 | e700 | e480 | e530 | 2450 | 1830 | 1630 | 1720 | 1400 | 903 | 915 | 1920 |
27 | 764 | e700 | e480 | e520 | 2400 | 1700 | 1590 | 1680 | 1340 | 906 | 958 | 1700 |
28 | 754 | 696 | e500 | e520 | 2040 | 1570 | 1530 | 1610 | 1290 | 887 | 960 | 1410 |
29 | 739 | 696 | e500 | e540 | --- | 1490 | 1440 | 1530 | 1250 | 863 | 887 | 1200 |
30 | 725 | 697 | e490 | e560 | --- | 1440 | 1350 | 1460 | 1220 | 848 | 806 | 1070 |
31 | 714 | --- | e490 | e580 | --- | 1410 | --- | 1390 | --- | 836 | 762 | --- |
TOTAL | 23532 | 22317 | 16683 | 16400 | 37542 | 54850 | 49290 | 53010 | 50600 | 30494 | 28039 | 33751 |
MEAN | 759 | 744 | 538 | 529 | 1341 | 1769 | 1643 | 1710 | 1687 | 984 | 904 | 1125 |
MAX | 857 | 941 | 694 | 580 | 2650 | 2510 | 2380 | 2150 | 2110 | 1190 | 1520 | 2010 |
MIN | 714 | 601 | 411 | 490 | 560 | 1160 | 1260 | 1260 | 1220 | 836 | 749 | 692 |
CFSM | .57 | .56 | .41 | .40 | 1.01 | 1.33 | 1.24 | 1.29 | 1.27 | .74 | .68 | .85 |
IN. | .66 | .63 | .47 | .46 | 1.05 | 1.54 | 1.38 | 1.49 | 1.42 | .86 | .79 | .95 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1914 - 2001, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 694 | 747 | 682 | 754 | 1127 | 1759 | 1223 | 1009 | 1031 | 910 | 714 | 758 |
MAX | 2654 | 2773 | 1807 | 2817 | 3992 | 4915 | 3539 | 3931 | 3742 | 6423 | 2279 | 3011 |
(WY) | 1928 | 1962 | 1983 | 1973 | 1938 | 1929 | 1993 | 1973 | 2000 | 1993 | 1993 | 1938 |
MIN | 228 | 258 | 201 | 163 | 282 | 356 | 396 | 232 | 266 | 211 | 233 | 218 |
(WY) | 1965 | 1965 | 1959 | 1959 | 1964 | 1957 | 1957 | 1934 | 1934 | 1936 | 1934 | 1958 |
SUMMARY STATISTICS | FOR 2000 CALENDAR YEAR | FOR 2001 WATER YEAR | WATER YEARS 1914 - 2001 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 410053 | 416508 | ||||
ANNUAL MEAN | 1120 | 1141 | 949 | |||
HIGHEST ANNUAL MEAN | 2452 | 1993 | ||||
LOWEST ANNUAL MEAN | 373 | 1964 | ||||
HIGHEST DAILY MEAN | 7320 | Jun 5 | 2650 | Feb 11 | 17000 | Mar 28 1916 |
LOWEST DAILY MEAN | 411 A | Dec 6 | 411 A | Dec 6 | 118 | Aug 4 1936 |
ANNUAL SEVEN-DAY MINIMUM | 490 | Dec 22 | 490 | Dec 22 | 150 | Dec 18 1964 |
MAXIMUM PEAK FLOW | 2690 | Feb 11 | 18400 | Mar 16 1929 | ||
MAXIMUM PEAK STAGE | 11.57 | Feb 11 | 19.76 B | Mar 16 1929 | ||
INSTANTANEOUS LOW FLOW | 373 A | Dec 6 | 82 A | Dec 11 1957 | ||
ANNUAL RUNOFF (CFSM) | .84 | .86 | .72 | |||
ANNUAL RUNOFF (INCHES) | 11.50 | 11.68 | 9.73 | |||
10 PERCENT EXCEEDS | 2020 | 1950 | 1790 | |||
50 PERCENT EXCEEDS | 772 | 929 | 665 | |||
90 PERCENT EXCEEDS | 560 | 526 | 315 |
A - Result of freezeup. | |
B - Site and datum then in use. |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |