DISCHARGE: October 1939 to current year. |
STAGE: Water years 1994-2000. |
CHEMICAL: Water years 1975-94. |
SEDIMENT: May 1980-September 1982. |
SPECIFIC CONDUCTANCE: Water years 1976-81. |
WATER TEMPERATURE: Water years 1976-81. |
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 | 7720 | 3420 | 3580 | e3500 | e3000 | 11700 | 4940 | 8250 | 16700 | 15500 | 6300 | 4350 |
2 | 7340 | 3470 | 3530 | e3600 | e2800 | 11500 | 4820 | 7910 | 20500 | 14500 | 6820 | 4280 |
3 | 6690 | 3330 | 3480 | e3700 | e2700 | 11300 | 4650 | 7670 | 22200 | 15000 | 8490 | 4140 |
4 | 6050 | 3280 | 3750 | e3800 | e2600 | 10800 | 4490 | 7340 | 24800 | 19900 | 7260 | 4130 |
5 | 5390 | 3310 | 3950 | e3900 | e2500 | 10100 | 4510 | 7090 | 26400 | 21800 | 6700 | 4100 |
6 | 5490 | 3360 | 4350 | e4000 | e2500 | 9530 | 4410 | 6900 | 26800 | 19600 | 7190 | 4170 |
7 | 5490 | 3290 | 4790 | e4100 | e2600 | 8870 | 4410 | 6480 | 26700 | 17300 | 7010 | 4060 |
8 | 5150 | 3190 | 4610 | e4200 | e2700 | 8130 | 4470 | 6380 | 26200 | 15300 | 6710 | 3890 |
9 | 4760 | 3000 | 4730 | e4200 | e2750 | 7970 | 4590 | 6330 | 25400 | 14200 | 7100 | 3880 |
10 | 4730 | 3000 | 4790 | e4200 | e2800 | 7760 | 4340 | 7300 | 24700 | 13900 | 6760 | 3840 |
11 | 4400 | 3160 | 4820 | e4100 | e2850 | 7440 | 4250 | 8840 | 24300 | 17500 | 7070 | 3950 |
12 | 4350 | 3270 | 4780 | e4000 | e2900 | 7220 | 4200 | 10300 | 24800 | 17600 | 6610 | 4240 |
13 | 3900 | 3220 | 4680 | 3850 | e2950 | 7040 | 4200 | 10400 | 27200 | 15900 | 6530 | 7180 |
14 | 3740 | 3180 | 4640 | 4360 | e3000 | 6840 | 3970 | 9900 | 34400 | 14200 | 5940 | 7260 |
15 | 3850 | 3240 | 4560 | 4260 | e3000 | 6670 | 3780 | 9020 | 40500 | 13400 | 5270 | 6920 |
16 | 3790 | 3210 | 4530 | 3570 | e2950 | 6210 | 3810 | 5820 | 43700 | 12500 | 5640 | 6890 |
17 | 3710 | 3270 | 4260 | 3210 | e2900 | 6400 | 3820 | 7500 | 42100 | 11600 | 5480 | 6720 |
18 | 3990 | 3310 | 4690 | 2820 | e2850 | 6550 | 3810 | 8360 | 38900 | 10900 | 5660 | 6020 |
19 | 3900 | 3310 | 4490 | 3700 | e2800 | 6410 | 3990 | 10000 | 35200 | 10300 | 5560 | 6370 |
20 | 3840 | 3170 | 4290 | e3000 | e2800 | 6380 | 5560 | 14000 | 31500 | 9660 | 5230 | 5250 |
21 | 3930 | 3300 | 3460 | e2800 | e2900 | 6220 | 11500 | 15100 | 28000 | 10100 | 5020 | 5300 |
22 | 3790 | 3110 | e3300 | e3200 | e3000 | 6010 | 17300 | 14900 | 24500 | 7350 | 4910 | 5440 |
23 | 3820 | 3210 | e3200 | e3500 | e3200 | 5990 | 16900 | 14700 | 22400 | 8370 | 4970 | 6160 |
24 | 3910 | 3540 | e3100 | e3700 | 6100 | 5870 | 14500 | 14400 | 21700 | 7370 | 4780 | 10400 |
25 | e3800 | 3500 | e3000 | e3800 | 9060 | 5560 | 12600 | 14100 | 23700 | 7850 | 4920 | 13100 |
26 | 3680 | 3520 | e2900 | e3900 | 11000 | 5570 | 11700 | 13400 | 24800 | 7250 | 4660 | 11100 |
27 | 3580 | 3510 | e2900 | e3800 | 12600 | 5520 | 10800 | 12900 | 21900 | 7120 | 4510 | 9960 |
28 | 3560 | 3590 | e3000 | e3700 | 12700 | 5380 | 10000 | 12100 | 19700 | 6440 | 4540 | 9680 |
29 | 3490 | 3590 | e3100 | e3500 | 12300 | 5850 | 9210 | 12700 | 17900 | 6300 | 4450 | 7890 |
30 | 3430 | 3610 | e3200 | e3300 | --- | 5100 | 8660 | 12300 | 16600 | 6180 | 4460 | 7550 |
31 | 3440 | --- | e3400 | e3100 | --- | 4940 | --- | 13400 | --- | 6360 | 4330 | --- |
TOTAL | 138710 | 99470 | 121860 | 114370 | 128810 | 226830 | 210190 | 315790 | 804200 | 381250 | 180880 | 188220 |
MEAN | 4475 | 3316 | 3931 | 3689 | 4442 | 7317 | 7006 | 10190 | 26810 | 12300 | 5835 | 6274 |
MAX | 7720 | 3610 | 4820 | 4360 | 12700 | 11700 | 17300 | 15100 | 43700 | 21800 | 8490 | 13100 |
MIN | 3430 | 3000 | 2900 | 2800 | 2500 | 4940 | 3780 | 5820 | 16600 | 6180 | 4330 | 3840 |
CFSM | .47 | .35 | .41 | .39 | .47 | .77 | .73 | 1.07 | 2.81 | 1.29 | .61 | .66 |
IN. | .54 | .39 | .47 | .45 | .50 | .88 | .82 | 1.23 | 3.13 | 1.49 | .70 | .73 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1940 - 2000, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 4518 | 5161 | 5007 | 5256 | 6319 | 10800 | 10830 | 8531 | 7452 | 5874 | 4407 | 4204 |
MAX | 17110 | 16700 | 14780 | 15820 | 14030 | 22500 | 26950 | 26030 | 26810 | 24000 | 12420 | 13470 |
(WY) | 1987 | 1986 | 1983 | 1973 | 1997 | 1948 | 1993 | 1973 | 2000 | 1993 | 1993 | 1972 |
MIN | 1381 | 1626 | 1519 | 1172 | 1554 | 2803 | 3877 | 2032 | 2052 | 1902 | 1349 | 1084 |
(WY) | 1957 | 1950 | 1959 | 1940 | 1940 | 1954 | 1940 | 1958 | 1977 | 1965 | 1958 | 1958 |
SUMMARY STATISTICS | FOR 1999 CALENDAR YEAR | FOR 2000 WATER YEAR | WATER YEARS 1940 - 2000 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 3120890 | 2910580 | ||||
ANNUAL MEAN | 8550 | 7952 | 6527 | |||
HIGHEST ANNUAL MEAN | 14560 | 1993 | ||||
LOWEST ANNUAL MEAN | 2587 | 1964 | ||||
HIGHEST DAILY MEAN | 29800 | Jun 17 | 43700 | Jun 16 | 44700 | Mar 22 1948 |
LOWEST DAILY MEAN | 2670 | Sep 26 | 2500 A | Feb 5, 6 | 834 | Jan 3 1940 |
ANNUAL SEVEN-DAY MINIMUM | 2900 | Sep 11 | 2620 | Feb 3 | 977 | Jan 1 1940 |
INSTANTANEOUS PEAK FLOW | 44000 | Jun 16 | 46500 B | Mar 26 1993 | ||
INSTANTANEOUS PEAK STAGE | 18.55 | Jun 16 | 18.88 C | Feb 23 1997 | ||
INSTANTANEOUS LOW FLOW | 1920 D | Jan 18 | ||||
ANNUAL RUNOFF (CFSM) | .90 | .83 | .68 | |||
ANNUAL RUNOFF (INCHES) | 12.16 | 11.34 | 9.29 | |||
10 PERCENT EXCEEDS | 16500 | 16800 | 13000 | |||
50 PERCENT EXCEEDS | 6750 | 5190 | 4950 | |||
90 PERCENT EXCEEDS | 3220 | 3170 | 2000 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |