DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 1200 | 1200 | 1730 | 2170 | 2720 | 2400 | 4750 | 3090 | 1810 | 1570 | 816 | 784 |
2 | 1190 | 1210 | 1770 | 2100 | 2780 | 2360 | 4750 | 3060 | 1740 | 1520 | 783 | 784 |
3 | 1180 | 1240 | 1810 | 2060 | 2790 | 2310 | 4700 | 3040 | 1670 | 1440 | 784 | 786 |
4 | 1180 | 1280 | 1820 | 2270 | 2770 | 2270 | 4650 | 3060 | 1620 | 1470 | 1230 | 772 |
5 | 1160 | 1300 | 1790 | 2870 | 2710 | 2240 | 4600 | 3080 | 1600 | 1830 | 2190 | 764 |
6 | 1150 | 1280 | 1740 | 3570 | 2630 | 2190 | 4540 | 3110 | 1580 | 2060 | 2110 | 743 |
7 | 1130 | 1280 | 1710 | 4030 | 2560 | 2110 | 4480 | 3240 | 1570 | 2300 | 1990 | 771 |
8 | 1110 | 1300 | 1670 | 4340 | 2500 | 2090 | 4420 | 4120 | 1540 | 2990 | 2120 | 794 |
9 | 1100 | 1280 | 1640 | 4940 | 2440 | 2490 | 4410 | 4610 | 1580 | 2940 | 2220 | 774 |
10 | 1100 | 1270 | 1630 | 5070 | 2380 | 3150 | 4340 | 4520 | 1610 | 2900 | 2140 | 800 |
11 | 1090 | 1240 | 1620 | 5050 | 2360 | 3550 | 4290 | 4340 | 1660 | 2820 | 1920 | 815 |
12 | 1070 | 1230 | 1600 | 5040 | 2530 | 3750 | 4240 | 4140 | 1980 | 2620 | 1710 | 839 |
13 | 1060 | 1220 | 1580 | 5070 | 2670 | 3870 | 4230 | 3870 | 2290 | 2320 | 1470 | 809 |
14 | 1050 | 1210 | 1560 | 5090 | 2720 | 3960 | 4500 | 3580 | 2480 | 2070 | 1320 | 790 |
15 | 1040 | 1210 | 1540 | 5050 | 2730 | 4010 | 4850 | 3320 | 2530 | 1870 | 1190 | 785 |
16 | 1020 | 1190 | 1530 | 4920 | 2710 | 3980 | 4920 | 3090 | 2490 | 1710 | 1090 | 721 |
17 | 1010 | 1190 | 1510 | 4720 | 2680 | 3990 | 4840 | 2880 | 2450 | 1580 | 1010 | 706 |
18 | 999 | 1210 | 1500 | 4480 | 2700 | 4440 | 4720 | 2680 | 2400 | 1480 | 961 | 689 |
19 | 1010 | 1220 | 1490 | 4220 | 2750 | 5060 | 4540 | 2560 | 2350 | 1430 | 891 | 687 |
20 | 1010 | 1210 | 1490 | 3950 | 2770 | 5060 | 4350 | 2560 | 2260 | 1430 | 836 | 672 |
21 | 999 | 1210 | 1490 | 3710 | 2810 | 5020 | 4240 | 2480 | 2190 | 1430 | 800 | 687 |
22 | 989 | 1220 | 1510 | 3500 | 2800 | 5110 | 4170 | 2370 | 2110 | e1400 | 814 | 697 |
23 | 984 | 1270 | 1570 | 3320 | 2750 | 5210 | 4050 | 2290 | 2000 | e1420 | 854 | 698 |
24 | 995 | 1280 | 1650 | 3160 | 2660 | 5200 | 3890 | 2210 | 1870 | e1370 | 924 | 698 |
25 | 1000 | 1290 | 1810 | 3020 | 2580 | 5130 | 3700 | 2160 | 1740 | e1200 | 949 | 729 |
26 | 1010 | 1310 | 1980 | 2900 | 2530 | 5060 | 3560 | 2130 | 1610 | e1100 | 863 | 720 |
27 | 1110 | 1290 | 2100 | 2800 | 2490 | 4990 | 3410 | 2090 | 1530 | e1020 | 848 | 712 |
28 | 1170 | 1360 | 2210 | 2710 | 2440 | 4960 | 3230 | 2040 | 1480 | e994 | 843 | 683 |
29 | 1200 | 1500 | 2300 | 2660 | --- | 5010 | 3140 | 1980 | 1470 | 939 | 862 | 659 |
30 | 1210 | 1650 | 2300 | 2660 | --- | 4900 | 3100 | 1920 | 1570 | 894 | 831 | 692 |
31 | 1210 | --- | 2250 | 2670 | --- | 4780 | --- | 1860 | --- | 874 | 813 | --- |
TOTAL | 33736 | 38150 | 53900 | 114120 | 73960 | 120650 | 127610 | 91480 | 56780 | 52991 | 38182 | 22260 |
MEAN | 1088 | 1272 | 1739 | 3681 | 2641 | 3892 | 4254 | 2951 | 1893 | 1709 | 1232 | 742 |
MAX | 1210 | 1650 | 2300 | 5090 | 2810 | 5210 | 4920 | 4610 | 2530 | 2990 | 2220 | 839 |
MIN | 984 | 1190 | 1490 | 2060 | 2360 | 2090 | 3100 | 1860 | 1470 | 874 | 783 | 659 |
CFSM | .61 | .71 | .98 | 2.07 | 1.48 | 2.19 | 2.39 | 1.66 | 1.06 | .96 | .69 | .42 |
IN. | .71 | .80 | 1.13 | 2.39 | 1.55 | 2.52 | 2.67 | 1.91 | 1.19 | 1.11 | .80 | .47 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1924 - 1998, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 1080 | 1357 | 1644 | 1845 | 1964 | 2565 | 2788 | 2310 | 1827 | 1288 | 989 | 884 |
MAX | 3529 | 3413 | 4502 | 4867 | 3658 | 5570 | 5365 | 4409 | 4347 | 3228 | 3058 | 2843 |
(WY) | 1991 | 1973 | 1928 | 1991 | 1950 | 1985 | 1982 | 1943 | 1981 | 1996 | 1990 | 1993 |
MIN | 455 | 519 | 540 | 460 | 462 | 848 | 1226 | 789 | 569 | 441 | 402 | 356 |
(WY) | 1954 | 1954 | 1964 | 1940 | 1963 | 1934 | 1925 | 1934 | 1934 | 1988 | 1988 | 1941 |
SUMMARY STATISTICS | FOR 1997 CALENDAR YEAR | FOR 1998 WATER YEAR | WATER YEARS 1924 - 1998 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 896766 | 823819 | ||||
ANNUAL MEAN | 2457 | 2257 | 1710 | |||
HIGHEST ANNUAL MEAN | 2767 | 1993 | ||||
LOWEST ANNUAL MEAN | 775 | 1964 | ||||
HIGHEST DAILY MEAN | 5830 | Mar 2 | 5210 | Mar 23 | 7650 | Mar 26 1982 |
LOWEST DAILY MEAN | 984 | Oct 23 | 659 | Sep 29 | 260 | Jan 13 1954 |
ANNUAL SEVEN-DAY MINIMUM | 998 | Oct 18 | 690 | Sep 18 | 298 | Aug 2 1988 |
INSTANTANEOUS PEAK FLOW | 5220 | Mar 23 | 7650 | Mar 26 1982 | ||
INSTANTANEOUS PEAK STAGE | 11.43 | Mar 23 | 12.98 | Mar 24 1982 | ||
ANNUAL RUNOFF (CFSM) | 1.38 | 1.27 | .96 | |||
ANNUAL RUNOFF (INCHES) | 18.75 | 17.23 | 13.06 | |||
10 PERCENT EXCEEDS | 4400 | 4490 | 3370 | |||
50 PERCENT EXCEEDS | 2160 | 1920 | 1380 | |||
90 PERCENT EXCEEDS | 1210 | 834 | 637 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |