LOCATION.-- Lat 38°27'02", long 89°37'39" (NAD of 1927), in NW1/4NW1/4 sec.14, T.1 S., R.5 W., Washington County, Hydrologic Unit 07140204, on left bank at downstream side of bridge on State Highways 160 and 177, 1 mi northwest of Venedy Station, 2.5 mi downstream from Sugar Creek, 4 mi west of Okawville, and at mile 57.2. |
|
DRAINAGE AREA.-- 4,393 mi2. |
|
PERIOD OF RECORD.-- |
|
SURFACE-WATER DISCHARGE AND STAGE |
|
DISCHARGE: October 1969 to current year. |
|
STAGE: Water years 1994-2002. Gage-height record for Mar. 7, 1968, to Sept. 30, 1969, available in files of U.S. Army Corps of Engineers. |
|
SURFACE-WATER QUALITY |
|
CHEMICAL: Water years 1975-91. |
|
SEDIMENT: May 1980 to Sept. 1997. |
|
SPECIFIC CONDUCTANCE: Water years 1975-81. |
|
WATER TEMPERATURE: Water years 1975-81. |
|
REVISED RECORDS.-- WDR IL-75-1: Drainage area. |
|
GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter and crest-stage gage. Datum of gage is 380.10 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers). |
|
REMARKS.-- Flow partially regulated by Carlyle Lake (station 05592990), 35 mi upstream from gage. |
|
EXTREMES FOR PERIOD OF RECORD.-- |
|
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 50,300 ft3/s, May 19, 1995, gage height, 25.79 ft; minimum discharge, 54 ft3/s, Sept. 12, 13, 1970. |
|
SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 2,590 mg/L, June 1, 1982; minimum daily, 5 mg/L, Dec. 20-29, 1980, Feb. 5, 1981. |
|
SUSPENDED-SEDIMENT LOADS: Maximum daily, 46,200 tons, June 1, 1982; minimum daily, 1.9 tons, Jan. 14-16, 19, 23, 24, 1981. |
|
REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor. |
DISCHARGE, in CFS, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY MEAN VALUES |
||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 131 | 1660 | 3870 | 4420 | 6020 | 4700 | 13100 | 11500 | 14100 | 4570 | 4240 | 875 |
2 | 127 | 1300 | 4470 | 4430 | 7960 | 4700 | 12500 | 12500 | 14100 | 4520 | 4230 | 776 |
3 | 123 | 1170 | 3960 | 4430 | 8460 | 5380 | 10900 | 13100 | 14100 | 4490 | 4160 | 676 |
4 | 119 | 1140 | 3280 | 4410 | 8680 | e6300 | e9400 | 13400 | 14000 | 4460 | 4090 | 582 |
5 | 122 | 1120 | 2970 | 4440 | 9130 | 6020 | e7900 | 13400 | 14100 | 4440 | 4050 | 511 |
6 | 121 | 1120 | 2920 | 4440 | 9050 | 5320 | 6700 | 13500 | 14300 | 4400 | 4060 | 493 |
7 | 116 | 1110 | 2870 | 4420 | 7500 | 4970 | 5940 | 14200 | 14300 | 4380 | 3870 | 452 |
8 | 111 | 1100 | 2830 | 4380 | 5660 | 4890 | 5980 | 16400 | 14200 | 4350 | 3720 | 379 |
9 | 108 | 1100 | 2800 | 4360 | 4990 | 6790 | 7180 | 19600 | 14300 | 4340 | 3520 | 360 |
10 | 109 | 1100 | 2790 | 4350 | 4770 | 9970 | 7680 | 30000 | 13500 | 4410 | 3330 | 327 |
11 | 118 | 1090 | 2740 | 4320 | 4800 | 11700 | 7150 | 34100 | 12500 | 4460 | 3190 | 235 |
12 | 136 | 1080 | 2710 | 4310 | 4810 | 12500 | 6230 | 29900 | 11800 | 4450 | 3180 | 207 |
13 | 235 | 1080 | 2910 | 4290 | 4780 | 13000 | 6130 | 27200 | 11200 | 4420 | 3120 | 203 |
14 | 664 | 1020 | 3500 | 4270 | 4740 | 12700 | 6410 | 25500 | 10500 | 4240 | 2830 | 193 |
15 | 1030 | 956 | 4930 | 4150 | 4680 | 11200 | 6300 | 26600 | 9560 | 4430 | 2660 | 182 |
16 | 1440 | 946 | 6130 | 4060 | 4650 | 11100 | 5810 | 29900 | 7980 | 4390 | 2450 | 180 |
17 | 1640 | 894 | 8830 | 3940 | 4610 | 11100 | 5370 | 27700 | 6200 | 4280 | 2240 | 181 |
18 | 1900 | 736 | 10100 | 3850 | 4510 | 10600 | 4900 | 23700 | 5340 | 4270 | 2030 | 203 |
19 | 1710 | 639 | 11200 | 3750 | 4450 | 9870 | 4560 | 20000 | 5090 | 4420 | 1880 | 203 |
20 | 1390 | 624 | 11400 | 3600 | 5970 | 9930 | 5110 | 17200 | 4880 | 4380 | 2430 | 319 |
21 | 1180 | 624 | 11200 | 3500 | 6900 | 9850 | 6990 | 16000 | 4590 | 4310 | 1960 | 873 |
22 | 1090 | 538 | 11000 | 3240 | 7040 | 9780 | 8310 | 15200 | 4050 | 4280 | 1620 | 615 |
23 | 1030 | 377 | 9890 | 2960 | 6620 | 9490 | 9140 | 14100 | 3730 | 4250 | 1330 | 497 |
24 | 1010 | 378 | 7380 | 2680 | 5770 | 9060 | 9330 | 13200 | 3670 | 4290 | 1210 | 429 |
25 | 969 | 448 | 5540 | 2510 | 5220 | 9260 | 9270 | 13000 | 3830 | e4280 | 1110 | 427 |
26 | 1280 | 462 | 4900 | 2310 | 5050 | 10700 | 8570 | 12900 | 4030 | e4270 | 1080 | 432 |
27 | 2500 | 516 | 4660 | 2040 | 4970 | 11900 | 8110 | 13100 | 4400 | e4260 | 1120 | 416 |
28 | 2510 | 626 | 4650 | 1610 | 4840 | 12400 | 9210 | 13600 | 4880 | e4250 | 1060 | 473 |
29 | 2460 | 634 | 4640 | 1380 | --- | 12900 | 10200 | 14000 | 4720 | e4240 | 1020 | 657 |
30 | 2320 | 1870 | 4600 | 1260 | --- | 13300 | 10900 | 14400 | 4620 | e4230 | 982 | 657 |
31 | 2040 | --- | 4550 | 1970 | --- | 13300 | --- | 14300 | --- | 4220 | 947 | --- |
TOTAL | 29839 | 27458 | 170220 | 110080 | 166630 | 294680 | 235280 | 573200 | 268570 | 134980 | 78719 | 13013 |
MEAN | 962.5 | 915.3 | 5491 | 3551 | 5951 | 9506 | 7843 | 18490 | 8952 | 4354 | 2539 | 433.8 |
MAX | 2510 | 1870 | 11400 | 4440 | 9130 | 13300 | 13100 | 34100 | 14300 | 4570 | 4240 | 875 |
MIN | 108 | 377 | 2710 | 1260 | 4450 | 4700 | 4560 | 11500 | 3670 | 4220 | 947 | 180 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1970 - 2002, BY WATER YEAR (WY) | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|
MEAN | 1023 | 1945 | 4621 | 5000 | 6339 | 6671 | 6205 | 4763 | 3569 | 2643 | 1657 | 1011 |
MAX | 5021 | 12600 | 17460 | 12050 | 18850 | 16930 | 16750 | 18490 | 8952 | 7383 | 5397 | 5280 |
(WY) | 1994 | 1994 | 1983 | 1991 | 1982 | 1979 | 1979 | 2002 | 2002 | 2000 | 1998 | 1993 |
MIN | 96.6 | 82.6 | 89.4 | 74.2 | 516 | 891 | 434 | 211 | 102 | 104 | 161 | 102 |
(WY) | 2000 | 2000 | 1977 | 1977 | 1978 | 1981 | 2000 | 1976 | 1988 | 1976 | 1988 | 1976 |
SUMMARY STATISTICS | FOR 2001 CALENDAR YEAR | FOR 2002 WATER YEAR | WATER YEARS 1970 - 2002 | |||
---|---|---|---|---|---|---|
ANNUAL TOTAL | 1007164 | 2102669 | ||||
ANNUAL MEAN | 2759 | 5761 | 3775 | |||
HIGHEST ANNUAL MEAN | 6824 | 1973 | ||||
LOWEST ANNUAL MEAN | 1194 | 1992 | ||||
HIGHEST DAILY MEAN | 14200 | Feb 15,16 | 34100 | May 11 | 48700 | May 19 1995 |
LOWEST DAILY MEAN | 108 | Oct 9 | 108 | Oct 9 | 56 | Sep 12 1970 |
ANNUAL SEVEN-DAY MINIMUM | 115 | Oct 5 | 115 | Oct 5 | 63 | Sep 7 1970 |
MAXIMUM PEAK FLOW | 34900 | May 11 | 50300 | May 19 1995 | ||
MAXIMUM PEAK STAGE | 24.03 | May 11 | 25.79 | May 19 1995 | ||
INSTANTANEOUS LOW FLOW | 102 | Oct 9 | 54 | A | ||
10 PERCENT EXCEEDS | 8210 | 13200 | 10300 | |||
50 PERCENT EXCEEDS | 1260 | 4390 | 2010 | |||
90 PERCENT EXCEEDS | 212 | 485 | 146 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |