LOCATION.-- Lat 39°24'26", long 88°46'53" (NAD of 1927), in SE1/4SW1/4 sec.8, T.11 N., R.4 E., Shelby County, Hydrologic Unit 07140201, on left bank 700 ft downstream from Lake Shelbyville Dam, 700 ft upstream from bridge on State Highway 16 in Shelbyville, 0.5 mi upstream from railroad bridge, 7 mi upstream from Robinson Creek, and at mile 197.5. |
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DRAINAGE AREA.-- 1,054 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: February 1908 to September 1912, November to December 1912, August to December 1914, October 1940 to current year. |
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STAGE: Water years 1994 to current year. |
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SURFACE-WATER QUALITY |
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CHEMICAL: Water years 1978-91. |
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REVISED RECORDS.-- WSP 975: 1908. WDR IL-75-1: Drainage area. |
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GAGE.-- Water-stage recorder and U.S. Army Corps of Engineers satellite telemeter. Datum of gage is 530.00 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers). Prior to Dec. 6, 1914, nonrecording gage at site 750 ft downstream at datum 1.11 ft higher. Oct. 1 to Dec. 3, 1940, and June 1, 1950 to July 10, 1952, nonrecording gage and Dec. 4, 1940 to May 31, 1950, and July 11, 1952 to June 30, 1969, water-stage recorder, at site 650 ft downstream at datum 5.78 ft higher. June 30, 1969 to Sept. 30, 1998, water-stage recorder, at present site, at datum 5.78 ft higher. |
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REMARKS.-- Flow regulated by Lake Shelbyville (station 05591950), flood-control storage 474,000 acre-ft, beginning June 24, 1969. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 25,900 ft3/s, June 29, 1957, gage height, 22.37 ft; no flow at times in 1953-55, 1984. |
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REMARKS FOR CURRENT YEAR.-- Records good. |
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 | 31 | 39 | 1700 | 2300 | 1640 | 523 | 2140 | 206 | 34 | 1070 | 355 | 27 |
2 | 31 | 38 | 1690 | 2300 | 1560 | 448 | 2250 | 206 | 33 | 956 | 353 | 27 |
3 | 31 | 39 | 1690 | 2310 | 1440 | 510 | 2250 | 206 | 31 | 865 | 280 | 27 |
4 | 31 | 39 | 1680 | 2460 | 1240 | 739 | 2260 | 187 | 29 | 866 | 174 | 27 |
5 | 31 | 36 | 1680 | 2580 | 1140 | 897 | 2260 | 211 | 30 | 740 | 113 | 27 |
6 | 31 | 35 | 1670 | 2740 | 1030 | 1020 | 2400 | 168 | 30 | 538 | 58 | 27 |
7 | 31 | 35 | 1670 | 3090 | 871 | 1120 | 2500 | 74 | 30 | 709 | 27 | 27 |
8 | 32 | 35 | 1670 | 3200 | 759 | 1120 | 2500 | 28 | 31 | 829 | 25 | 27 |
9 | 34 | 34 | 1660 | 3200 | 638 | 1120 | 2380 | 29 | 30 | 828 | 25 | 27 |
10 | 32 | 34 | 1660 | 3200 | 418 | 1110 | 2140 | 29 | 31 | 828 | 25 | 27 |
11 | 32 | 34 | 1660 | 3190 | 315 | 1120 | 2130 | 27 | 31 | 970 | 25 | 27 |
12 | 33 | 35 | 1650 | 3190 | 315 | 1340 | 2130 | 28 | 32 | 1060 | 25 | 26 |
13 | 33 | 35 | 1650 | 3170 | 315 | 1630 | 2120 | 27 | 33 | 468 | 25 | 27 |
14 | 36 | 36 | 1640 | 3160 | 315 | 1630 | 2110 | 27 | 203 | 806 | 25 | 27 |
15 | 35 | 36 | 1760 | 3150 | 313 | 1630 | 2100 | 25 | 469 | 1080 | 25 | 27 |
16 | 34 | 35 | 1860 | 3140 | 315 | 1630 | 2100 | 25 | 216 | 1070 | 25 | 27 |
17 | 35 | 37 | 1850 | 3140 | 315 | 1620 | 1950 | 25 | 169 | 1070 | 25 | 27 |
18 | 35 | 54 | 1850 | 3150 | 376 | 1720 | 1730 | 25 | 384 | 1070 | 25 | 27 |
19 | 35 | 36 | 1840 | 3130 | 587 | 1830 | 1460 | 25 | 472 | 1060 | 26 | 27 |
20 | 36 | 309 | 1830 | 3180 | 1080 | 1770 | 1080 | 268 | 473 | 1060 | 27 | 27 |
21 | 36 | 625 | 1830 | 3230 | 1390 | 1660 | 871 | 472 | 473 | 1000 | 26 | 27 |
22 | 36 | 885 | 1820 | 3230 | 1390 | 1550 | 709 | 468 | 473 | 801 | 26 | 27 |
23 | 37 | 1000 | 1830 | 3210 | 1300 | 1420 | 596 | 469 | 473 | 699 | 27 | 27 |
24 | 37 | 1150 | 1820 | 3190 | 1190 | 1190 | 551 | 469 | 377 | 845 | 27 | 28 |
25 | 38 | 1240 | 1820 | 3170 | 1190 | 1050 | 477 | 470 | 845 | 929 | 27 | 28 |
26 | 38 | 1240 | 1820 | 3000 | 1130 | 1050 | 356 | 470 | 1040 | 925 | 28 | 28 |
27 | 38 | 1240 | 1820 | 2740 | 976 | 1030 | 318 | 383 | 1080 | 816 | 27 | 28 |
28 | 38 | 1440 | 1820 | 2480 | 829 | 1050 | 255 | 271 | 1080 | 645 | 29 | 28 |
29 | 38 | 1710 | 2060 | 2230 | 709 | 1360 | 201 | 271 | 1080 | 463 | 27 | 29 |
30 | 38 | 1700 | 2310 | 2130 | --- | 1650 | 203 | 263 | 1080 | 357 | 27 | 29 |
31 | 39 | --- | 2300 | 1930 | --- | 1850 | --- | 36 | --- | 356 | 27 | --- |
TOTAL | 1072 | 13241 | 55610 | 89520 | 25086 | 39387 | 46527 | 5888 | 10792 | 25779 | 1986 | 818 |
MEAN | 34.6 | 441 | 1794 | 2888 | 865 | 1271 | 1551 | 190 | 360 | 832 | 64.1 | 27.3 |
MAX | 39 | 1710 | 2310 | 3230 | 1640 | 1850 | 2500 | 472 | 1080 | 1080 | 355 | 29 |
MIN | 31 | 34 | 1640 | 1930 | 313 | 448 | 201 | 25 | 29 | 356 | 25 | 26 |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1970 - 2004, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 370 | 468 | 1190 | 1371 | 1496 | 1519 | 1069 | 832 | 915 | 901 | 617 | 300 |
MAX | 2031 | 1626 | 3492 | 3527 | 4551 | 4696 | 3980 | 4203 | 2689 | 2882 | 2079 | 1786 |
(WY) | 1970 | 1994 | 1986 | 1993 | 1974 | 1979 | 1979 | 2002 | 1996 | 1974 | 1973 | 1973 |
MIN | 5.15 | 5.44 | 2.58 | 3.57 | 15.4 | 150 | 25.3 | 10.0 | 8.56 | 12.5 | 8.24 | 3.72 |
(WY) | 1971 | 1971 | 1977 | 1977 | 1977 | 2003 | 1990 | 1987 | 1976 | 1976 | 1970 | 1970 |
SUMMARY STATISTICS | FOR 2003 CALENDAR YEAR | FOR 2004 WATER YEAR | WATER YEARS 1970 - 2004 | |||
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ANNUAL TOTAL | 120560 | 315706 | ||||
ANNUAL MEAN | 330 | 863 | 919 | |||
HIGHEST ANNUAL MEAN | 1941 | 1974 | ||||
LOWEST ANNUAL MEAN | 230 | 2003 | ||||
HIGHEST DAILY MEAN | 2310 | Dec 30 | 3230 | Jan 21,22 | 5100 | Mar 24 1998 |
LOWEST DAILY MEAN | 15 | Jan 28-30 | 25 | A | 0.00 | B |
ANNUAL SEVEN-DAY MINIMUM | 16 | Jan 24 | 25 | Aug 8 | 2.0 | Dec 22 1976 |
MAXIMUM PEAK FLOW | 3240 | Jan 20 | 5580 C | Mar 22 1998 | ||
MAXIMUM PEAK STAGE | 14.64 | Jan 20 | 18.94 D | Mar 20 1982 | ||
INSTANTANEOUS LOW FLOW | 24 | Sep 12 | ||||
10 PERCENT EXCEEDS | 1420 | 2250 | 2230 | |||
50 PERCENT EXCEEDS | 46 | 473 | 566 | |||
90 PERCENT EXCEEDS | 29 | 27 | 17 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |