LOCATION.-- Lat 40°18'38", long 88°19'20" (NAD of 1927), in NE1/4NW1/4 sec.5, T.21 N., R.8 E., Champaign County, Hydrologic Unit 07130006, on left downstream side of bridge on U.S. Highway 136, 1.2 mi east of Fisher, 8.8 mi west of Rantoul, and at mile 201.1. |
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DRAINAGE AREA.-- 240 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: October 1978 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 1979-91. |
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BIOLOGICAL: Benthic macroinvertebrates, Water year 1997. |
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GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 683.23 ft above NGVD of 1929. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 13,000 ft3/s, Apr. 12, 1994, gage height, 21.58 ft; no flow several days in 1988, 1994, 1999 and 2000. |
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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 2002 TO SEPTEMBER 2003 DAILY MEAN VALUES |
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DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
1 | 7.1 | 8.8 | 8.9 | 69 | e18 | e17 | 40 | 61 | 82 | 70 | 53 | 356 |
2 | 6.6 | 7.7 | 7.0 | 47 | e20 | e16 | 40 | 74 | 72 | 62 | 48 | 623 |
3 | 6.3 | 7.5 | 8.2 | 35 | 24 | e15 | 35 | 62 | 76 | 56 | 206 | 320 |
4 | 7.0 | 7.2 | 7.8 | 30 | 37 | e15 | 42 | 57 | 76 | 50 | 203 | 184 |
5 | 9.4 | 8.3 | 7.3 | 27 | e33 | e18 | 361 | 242 | 68 | 45 | 132 | 117 |
6 | 10 | 11 | 7.1 | 25 | e19 | e23 | 344 | 354 | 62 | 324 | 76 | 81 |
7 | 8.3 | 12 | 6.8 | 24 | e14 | e27 | 370 | 247 | 65 | 242 | 56 | 60 |
8 | 7.4 | 10 | 7.1 | 19 | e12 | e50 | 517 | 190 | 64 | 113 | 45 | 49 |
9 | 8.4 | 10 | 7.5 | 22 | e11 | e78 | 373 | 309 | 61 | 352 | 40 | 41 |
10 | 6.3 | 11 | 6.9 | 25 | e11 | e67 | 283 | 546 | 55 | 1900 | 35 | 36 |
11 | 6.3 | 14 | 6.9 | 17 | e10 | e58 | 228 | 924 | 73 | 2450 | 31 | 32 |
12 | 6.5 | 13 | 7.2 | 15 | e9.4 | e62 | 189 | 822 | 226 | 1520 | 28 | 29 |
13 | 6.1 | 12 | 7.9 | 14 | e9.6 | e64 | 156 | 469 | 314 | 678 | 26 | 28 |
14 | 5.9 | 11 | 8.6 | e13 | e10 | 65 | 135 | 337 | 800 | 313 | 26 | 28 |
15 | 5.6 | 11 | 8.7 | e13 | e9.8 | 48 | 123 | 454 | 884 | 232 | 25 | 26 |
16 | 5.5 | 11 | 8.5 | e12 | e9.2 | 43 | 116 | 393 | 415 | 182 | 22 | 22 |
17 | 5.8 | 12 | 8.5 | e12 | e8.8 | 45 | 109 | 297 | 271 | 144 | 20 | 20 |
18 | 5.5 | 12 | 10 | e12 | 8.5 | 44 | 95 | 248 | 215 | 411 | 19 | 18 |
19 | 5.4 | 11 | 56 | e11 | 9.9 | 40 | 81 | 216 | 184 | 738 | 17 | 18 |
20 | 6.7 | 11 | 68 | e11 | 12 | 42 | 87 | 194 | 154 | 342 | 16 | 16 |
21 | 5.7 | 12 | 43 | e10 | 16 | 104 | 91 | 192 | 133 | 260 | 15 | 15 |
22 | 4.8 | 11 | 29 | e9.8 | 25 | 147 | 80 | 167 | 120 | 261 | 14 | 15 |
23 | 4.2 | 10 | 21 | e9.6 | 36 | 114 | 66 | 153 | 109 | 202 | 12 | 15 |
24 | 4.2 | 9.4 | 18 | e9.4 | 42 | 85 | 61 | 142 | 97 | 177 | 11 | 15 |
25 | 4.3 | 9.3 | 17 | e9.6 | 31 | 74 | 74 | 133 | 86 | 137 | 7.7 | 14 |
26 | 5.0 | 8.5 | 17 | e10 | e21 | 72 | 78 | 122 | 80 | 113 | 5.8 | 14 |
27 | 5.9 | 8.8 | 15 | e12 | e18 | 62 | 65 | 111 | 76 | 96 | 5.8 | 79 |
28 | 5.0 | 8.3 | 13 | e13 | e17 | 57 | 59 | 106 | 68 | 86 | 5.3 | 79 |
29 | 6.4 | 8.4 | 13 | e14 | --- | 58 | 57 | 109 | 67 | 81 | 57 | 49 |
30 | 9.1 | 8.8 | 15 | e15 | --- | 48 | 54 | 100 | 75 | 69 | 201 | 37 |
31 | 9.3 | --- | 65 | e15 | --- | 40 | --- | 96 | --- | 60 | 100 | --- |
TOTAL | 200.0 | 306.0 | 530.9 | 580.4 | 502.2 | 1698 | 4409 | 7927 | 5128 | 11766 | 1558.6 | 2436 |
MEAN | 6.45 | 10.2 | 17.1 | 18.7 | 17.9 | 54.8 | 147 | 256 | 171 | 380 | 50.3 | 81.2 |
MAX | 10 | 14 | 68 | 69 | 42 | 147 | 517 | 924 | 884 | 2450 | 206 | 623 |
MIN | 4.2 | 7.2 | 6.8 | 9.4 | 8.5 | 15 | 35 | 57 | 55 | 45 | 5.3 | 14 |
CFSM | 0.03 | 0.04 | 0.07 | 0.08 | 0.07 | 0.23 | 0.61 | 1.07 | 0.71 | 1.58 | 0.21 | 0.34 |
IN. | 0.03 | 0.05 | 0.08 | 0.09 | 0.08 | 0.26 | 0.68 | 1.23 | 0.79 | 1.82 | 0.24 | 0.38 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1979 - 2003, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 69.2 | 162 | 174 | 152 | 262 | 362 | 354 | 404 | 280 | 174 | 80.9 | 47.1 |
MAX | 645 | 1453 | 669 | 898 | 843 | 1225 | 1135 | 1349 | 775 | 935 | 711 | 605 |
(WY) | 1994 | 1986 | 1983 | 1993 | 2001 | 1979 | 1979 | 1981 | 1998 | 1981 | 1981 | 1993 |
MIN | 0.55 | 4.74 | 6.65 | 4.35 | 15.1 | 31.8 | 47.9 | 80.4 | 20.8 | 1.94 | 0.59 | 0.33 |
(WY) | 1989 | 2000 | 1999 | 2000 | 1979 | 2000 | 2000 | 1988 | 1988 | 1988 | 1988 | 1988 |
SUMMARY STATISTICS | FOR 2002 CALENDAR YEAR | FOR 2003 WATER YEAR | WATER YEARS 1979 - 2003 | |||
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ANNUAL TOTAL | 81467.9 | 37042.1 | ||||
ANNUAL MEAN | 223 | 101 | 210 | |||
HIGHEST ANNUAL MEAN | 499 | 1993 | ||||
LOWEST ANNUAL MEAN | 32.4 | 2000 | ||||
HIGHEST DAILY MEAN | 3620 | May 13 | 2450 | Jul 11 | 9250 | Apr 12 1994 |
LOWEST DAILY MEAN | 4.2 | Oct 23,24 | 4.2 | Oct 23,24 | 0.00 | A |
ANNUAL SEVEN-DAY MINIMUM | 4.8 | Oct 22 | 4.8 | Oct 22 | 0.00 | Sep 13 1988 |
MAXIMUM PEAK FLOW | 2700 | Jul 11 | 13000 | Apr 12 1994 | ||
MAXIMUM PEAK STAGE | 14.66 | Jul 11 | 21.58 | Apr 12 1994 | ||
INSTANTANEOUS LOW FLOW | 3.5 | Oct 24 | ||||
ANNUAL RUNOFF (CFSM) | 0.93 | 0.42 | 0.87 | |||
ANNUAL RUNOFF (INCHES) | 12.63 | 5.74 | 11.87 | |||
10 PERCENT EXCEEDS | 611 | 253 | 514 | |||
50 PERCENT EXCEEDS | 59 | 35 | 80 | |||
90 PERCENT EXCEEDS | 7.6 | 7.4 | 4.6 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |