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. |
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DRAINAGE AREA.-- 4,393 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1969 to current year. |
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STAGE: Water years 1994 to current year. Gage-height record for Mar. 7, 1968, to Sept. 30, 1969, available in files of U.S. Army Corps of Engineers. |
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SURFACE-WATER QUALITY |
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CHEMICAL: Water years 1975-91. |
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SEDIMENT: May 1980 to Sept. 1997. |
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SPECIFIC CONDUCTANCE: Water years 1975-81. |
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WATER TEMPERATURE: Water years 1975-81. |
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MISCELLANEOUS: Sediment concentration and particle size, water years 1993-94, 1996-97. |
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REVISED RECORDS.-- WDR IL-75-1: Drainage area. |
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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). |
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REMARKS.-- Flow partially regulated by Carlyle Lake (station 05592990), 35 mi upstream from gage. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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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. |
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SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 2,590 mg/L, June 1, 1982; minimum daily, 5 mg/L, Dec. 20-29, 1980, Feb. 5, 1981. |
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SUSPENDED-SEDIMENT LOADS: Maximum daily, 46,200 tons, June 1, 1982; minimum daily, 1.9 tons, Jan. 14-16, 19, 23, 24, 1981. |
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REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor. |
Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 378 | 117 | 4340 | 9000 | e5000 | 2590 | 9920 | 973 | 12300 | 2300 | 1950 | 3710 |
2 | 300 | 135 | 4260 | 7810 | e5000 | 2210 | 8990 | 2160 | 13600 | 2290 | 1610 | 3070 |
3 | 209 | 156 | 4330 | 6670 | e5470 | 2080 | 7180 | 1810 | 13900 | 2470 | 1220 | 2530 |
4 | 258 | 154 | 4400 | 7610 | 5400 | 3170 | 5650 | 1640 | 13200 | 2230 | 952 | 2190 |
5 | 279 | 139 | 4360 | 10900 | 4840 | 6750 | 4760 | 1300 | 11300 | 2120 | 860 | 1940 |
6 | 274 | 136 | 4320 | 13700 | 4380 | 8830 | 4230 | 913 | 7940 | 2840 | 787 | 1660 |
7 | 270 | 167 | 4280 | 14500 | 3810 | 9280 | 3720 | 653 | 5840 | 3240 | 753 | 1530 |
8 | 260 | 179 | 4340 | 14000 | 3290 | 9570 | 3430 | 485 | 5110 | 3140 | 722 | 1420 |
9 | 257 | 167 | 4380 | 14200 | 2990 | 9750 | 3340 | 408 | 5050 | 2470 | 634 | 1240 |
10 | 255 | 162 | 4370 | 14600 | 2750 | 9580 | 3290 | 362 | 4810 | 2010 | 447 | e950 |
11 | 308 | 160 | 4360 | 14100 | 2700 | 8030 | 3260 | 331 | 4580 | 1820 | 267 | e750 |
12 | 389 | 149 | 4350 | 12600 | 2800 | 5950 | 3210 | 306 | 4470 | 1760 | 199 | e620 |
13 | 520 | 139 | 4330 | 10900 | 2520 | 4780 | 3180 | 304 | 4370 | 1960 | 175 | e500 |
14 | 503 | 133 | 4300 | 9850 | 2360 | 4240 | 3140 | 326 | 4380 | 2100 | 165 | e430 |
15 | 498 | 138 | 4220 | 9300 | 2130 | 3900 | 3000 | 831 | 4340 | 1990 | 158 | e395 |
16 | 477 | 148 | 4220 | 8930 | 1770 | 3740 | 2720 | 2640 | 4310 | 1880 | 155 | e360 |
17 | 464 | 156 | 4260 | 8940 | 1580 | 3780 | 2430 | 3480 | 4670 | 1890 | 151 | 358 |
18 | 507 | 2470 | 4240 | 10400 | 1680 | 3810 | 2230 | 3560 | 4720 | 1910 | 145 | 355 |
19 | 525 | 8590 | 4190 | 11900 | 2200 | 3770 | 2110 | 3800 | 4780 | 1810 | 140 | 340 |
20 | 479 | 10200 | 4150 | 12900 | 3130 | 3720 | 2010 | 4080 | 4990 | 1770 | 156 | 228 |
21 | 452 | 10700 | 4120 | 12600 | 4280 | 3510 | 1900 | 2870 | 4570 | 1660 | 190 | 171 |
22 | 443 | 10000 | 4080 | 11700 | 4670 | 3140 | 1690 | 1690 | 4030 | 1530 | 196 | 157 |
23 | 428 | 9490 | 4770 | 10600 | 4560 | 2790 | 1610 | 1170 | 3660 | 1950 | 210 | 150 |
24 | 397 | 9870 | 5570 | 9870 | 4390 | 2420 | 1550 | 938 | 3490 | 1260 | 209 | 143 |
25 | 285 | 9620 | 5640 | 9360 | 4750 | 2090 | 1480 | 867 | 3320 | 1050 | 218 | 140 |
26 | 181 | 7970 | 5460 | 8930 | 5050 | 2000 | 1380 | 3700 | 3190 | 1030 | 1820 | 136 |
27 | 137 | 6150 | 4880 | 8490 | 4360 | 3810 | 1260 | 7520 | 3030 | 999 | 3200 | 132 |
28 | 128 | 5120 | 4560 | e7800 | 3590 | 7480 | 1130 | 9560 | 2810 | 958 | 3160 | 130 |
29 | 129 | 4680 | 5870 | e7100 | 3040 | 8770 | 914 | 11100 | 2610 | 899 | 4760 | 126 |
30 | 121 | 4470 | 8280 | e6400 | --- | 9490 | 713 | 12100 | 2420 | 871 | 5060 | 126 |
31 | 113 | --- | 9150 | e5600 | --- | 9960 | --- | 12000 | --- | 1470 | 4380 | --- |
TOTAL | 10224 | 101865 | 148380 | 321260 | 104490 | 164990 | 95427 | 93877 | 171790 | 57677 | 35049 | 25987 |
MEAN | 330 | 3396 | 4786 | 10360 | 3603 | 5322 | 3181 | 3028 | 5726 | 1861 | 1131 | 866 |
MAX | 525 | 10700 | 9150 | 14600 | 5470 | 9960 | 9920 | 12100 | 13900 | 3240 | 5060 | 3710 |
MIN | 113 | 117 | 4080 | 5600 | 1580 | 2000 | 713 | 304 | 2420 | 871 | 140 | 126 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1970 - 2004, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 996 | 1942 | 4534 | 5030 | 6127 | 6496 | 5969 | 4732 | 3636 | 2585 | 1610 | 1024 |
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 2003 CALENDAR YEAR | FOR 2004 WATER YEAR | WATER YEARS 1970 - 2004 | |||
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ANNUAL TOTAL | 804675 | 1331016 | ||||
ANNUAL MEAN | 2205 | 3637 | 3712 | |||
HIGHEST ANNUAL MEAN | 6824 | 1973 | ||||
LOWEST ANNUAL MEAN | 1194 | 1992 | ||||
HIGHEST DAILY MEAN | 10700 | Nov 21 | 14600 | Jan 10 | 48700 | May 19 1995 |
LOWEST DAILY MEAN | 113 | Oct 31 | 113 | Oct 31 | 56 | Sep 12 1970 |
ANNUAL SEVEN-DAY MINIMUM | 126 | Oct 27 | 126 | Oct 27 | 63 | Sep 7 1970 |
MAXIMUM PEAK FLOW | 14900 | Jan 10 | 50300 | May 19 1995 | ||
MAXIMUM PEAK STAGE | 21.57 | Jan 10 | 25.79 | May 19 1995 | ||
INSTANTANEOUS LOW FLOW | 110 | Oct 31 | 54 | A | ||
10 PERCENT EXCEEDS | 5380 | 9510 | 10100 | |||
50 PERCENT EXCEEDS | 1200 | 2770 | 1980 | |||
90 PERCENT EXCEEDS | 164 | 167 | 150 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |