LOCATION.-- Lat 38°55'21", long 89°14'12" (NAD of 1927), in NW1/4SE1/4 sec.31, T.6 N., R.1 W., Fayette County, Hydrologic Unit 07140202, on left bank at downstream side of bridge on State Highway 140, 300 ft downstream from railroad bridge, 1 mi east of Mulberry Grove, and at mile 14.1. |
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DRAINAGE AREA.-- 152 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1970 to current year. |
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STAGE: Water years 1994-2002. |
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SURFACE-WATER QUALITY |
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CHEMICAL: Water years 1978-91. |
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REVISED RECORDS.-- WDR IL-91-1: 1983(P). |
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GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, and crest-stage gage. Datum of gage is 467.00 ft above NGVD of 1929. Prior to Oct. 1, 1975, at same site at datum 0.30 ft lower. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 17,900 ft3/s, Dec. 25, 1982, gage height, 19.99 ft; maximum gage height, 21.32 ft, May 13, 2002; no flow for many days in 1987-88, 1991. |
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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 |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 2.0 | 9.0 | 170 | e22 | 2370 | e47 | 114 | 687 | 60 | 15 | 3.5 | 1.3 |
2 | 2.2 | 9.0 | 62 | e20 | 410 | 187 | 95 | 1240 | 57 | 14 | 3.4 | 1.2 |
3 | 2.2 | 9.3 | 38 | e18 | 142 | 583 | 78 | 205 | 53 | 13 | 3.7 | 1.2 |
4 | 2.1 | 8.6 | 30 | e17 | 106 | 125 | 67 | 124 | 50 | 13 | 3.3 | 1.1 |
5 | 3.0 | 7.9 | 26 | e17 | 80 | 92 | 62 | 97 | 50 | 12 | 3.1 | 0.81 |
6 | 3.8 | 7.5 | 24 | e18 | 71 | 100 | 58 | 2010 | 51 | 11 | 2.7 | 0.69 |
7 | 6.6 | 7.2 | 23 | e19 | 66 | 96 | 56 | 8260 | 49 | 9.5 | 2.3 | 0.68 |
8 | 4.7 | 7.1 | 20 | e21 | 59 | 79 | 332 | 4730 | 46 | 9.0 | 2.2 | 0.89 |
9 | 3.6 | 6.9 | 18 | e22 | 55 | 1510 | 476 | 2500 | 44 | 8.3 | 2.1 | 1.1 |
10 | 6.8 | 6.8 | 16 | 24 | 52 | 1700 | 169 | 1050 | 174 | 11 | 2.1 | 1.2 |
11 | 20 | 6.9 | 14 | 23 | 51 | 226 | 99 | 252 | 1150 | 14 | 2.3 | 0.94 |
12 | 116 | 6.8 | 19 | 21 | 48 | 155 | 132 | 1240 | 1600 | 9.0 | 2.7 | 0.83 |
13 | 113 | 6.9 | 134 | 20 | 43 | 122 | 173 | 9890 | 447 | 12 | 3.8 | 0.69 |
14 | 171 | 6.9 | 266 | 23 | 39 | 100 | 107 | 1910 | 276 | 9.9 | 3.6 | 0.80 |
15 | 67 | 6.9 | 310 | 19 | 38 | 117 | 77 | 271 | 84 | 7.7 | 3.7 | 2.5 |
16 | 99 | 6.9 | 409 | 18 | 37 | 463 | 62 | 197 | 92 | 7.0 | 3.7 | 3.0 |
17 | 95 | 6.9 | 2310 | 17 | 35 | 181 | 55 | 268 | 73 | 6.7 | 3.0 | 3.3 |
18 | 31 | 6.9 | 1640 | 15 | 33 | 115 | 50 | 569 | 52 | 25 | 3.6 | 651 |
19 | 16 | 7.3 | 196 | 19 | 60 | 110 | 51 | 176 | 44 | 20 | 12 | 104 |
20 | 11 | 7.4 | 121 | 19 | 335 | 218 | 667 | 127 | 38 | 7.3 | 21 | 57 |
21 | 8.7 | 7.1 | 93 | 19 | 180 | 160 | 467 | 110 | 34 | 6.5 | 7.4 | 50 |
22 | 7.5 | 6.8 | 80 | 18 | 90 | 87 | 314 | 99 | 31 | 5.6 | 3.6 | 23 |
23 | 7.0 | 6.8 | 77 | 20 | 66 | 74 | 113 | 92 | 28 | 5.6 | 2.9 | 11 |
24 | 43 | 14 | 68 | 26 | 57 | 70 | 415 | 87 | 28 | 7.9 | e20 | 7.1 |
25 | 286 | 35 | 50 | 26 | 52 | 1330 | 1840 | 85 | e30 | 5.8 | e8.0 | 5.5 |
26 | 76 | 21 | e42 | 21 | e47 | 970 | 460 | 79 | e25 | 5.0 | e4.0 | 4.9 |
27 | 29 | 13 | e38 | 19 | e42 | 419 | 831 | 75 | 23 | 6.4 | e2.8 | 4.8 |
28 | 16 | 12 | e34 | 18 | e40 | 656 | 2700 | 73 | 20 | 5.7 | e2.2 | 4.6 |
29 | 12 | 43 | e30 | 19 | --- | 504 | 790 | 83 | 18 | 4.4 | 1.7 | 4.2 |
30 | 11 | 313 | e27 | 39 | --- | 317 | 206 | 69 | 17 | 4.0 | 1.5 | 3.8 |
31 | 9.9 | --- | e24 | 1170 | --- | 165 | --- | 64 | --- | 3.8 | 1.4 | --- |
TOTAL | 1282.1 | 620.8 | 6409 | 1787 | 4704 | 11078 | 11116 | 36719 | 4744 | 295.1 | 143.3 | 953.13 |
MEAN | 41.36 | 20.69 | 206.7 | 57.65 | 168.0 | 357.4 | 370.5 | 1184 | 158.1 | 9.519 | 4.623 | 31.77 |
MAX | 286 | 313 | 2310 | 1170 | 2370 | 1700 | 2700 | 9890 | 1600 | 25 | 21 | 651 |
MIN | 2.0 | 6.8 | 14 | 15 | 33 | 47 | 50 | 64 | 17 | 3.8 | 1.4 | 0.68 |
CFSM | 0.27 | 0.14 | 1.36 | 0.38 | 1.11 | 2.35 | 2.44 | 7.79 | 1.04 | 0.06 | 0.03 | 0.21 |
IN. | 0.31 | 0.15 | 1.57 | 0.44 | 1.15 | 2.71 | 2.72 | 8.99 | 1.16 | 0.07 | 0.04 | 0.23 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1971 - 2002, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 30.21 | 110.9 | 196.1 | 147.6 | 235.3 | 267.8 | 228.6 | 210.7 | 122.8 | 65.00 | 29.97 | 39.66 |
MAX | 276 | 666 | 1443 | 617 | 775 | 1024 | 825 | 1184 | 429 | 305 | 162 | 444 |
(WY) | 1987 | 1986 | 1983 | 1974 | 1985 | 1978 | 1994 | 2002 | 1973 | 1982 | 2000 | 1993 |
MIN | 0.42 | 1.93 | 3.44 | 1.94 | 16.4 | 20.4 | 20.9 | 10.9 | 2.63 | 2.46 | 0.43 | 0.056 |
(WY) | 1989 | 1972 | 1990 | 1977 | 1978 | 1981 | 1986 | 1988 | 1988 | 1988 | 1988 | 1988 |
SUMMARY STATISTICS | FOR 2001 CALENDAR YEAR | FOR 2002 WATER YEAR | WATER YEARS 1971 - 2002 | |||
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ANNUAL TOTAL | 36962.7 | 79851.43 | ||||
ANNUAL MEAN | 101.3 | 218.8 | 139.8 | |||
HIGHEST ANNUAL MEAN | 254 | 1984 | ||||
LOWEST ANNUAL MEAN | 28.9 | 1992 | ||||
HIGHEST DAILY MEAN | 2570 | Feb 10 | 9890 | May 13 | 13800 | Dec 25 1982 |
LOWEST DAILY MEAN | 1.7 | Sep 7, 8, 17 | 0.68 | Sep 7 | 0.00 | A |
ANNUAL SEVEN-DAY MINIMUM | 2.1 | Sep 26 | 0.90 | Sep 5 | 0.00 | Aug 12 1988 |
MAXIMUM PEAK FLOW | 14900 | May 13 | 17900 B | Dec 25 1982 | ||
MAXIMUM PEAK STAGE | 21.32 | May 13 | 21.32 C | May 13 2002 | ||
INSTANTANEOUS LOW FLOW | 0.57 | Sep 7 | ||||
ANNUAL RUNOFF (CFSM) | 0.67 | 1.44 | 0.92 | |||
ANNUAL RUNOFF (INCHES) | 9.05 | 19.54 | 12.50 | |||
10 PERCENT EXCEEDS | 153 | 417 | 200 | |||
50 PERCENT EXCEEDS | 27 | 30 | 23 | |||
90 PERCENT EXCEEDS | 3.0 | 3.2 | 2.4 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |