LOCATION.-- Lat 41°58'19", long 88°16'47" (NAD of 1983), in NE1/4NW1/4 sec. 12, T. 40 N., R. 8 E., Kane County, Hydrologic Unit 07120007, on private property about 500 feet upstream of state Highway 25 at Valley View, 2.5 miles southeast of South Elgin, and at mile 0.8. |
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DRAINAGE AREA.-- 14.0 mi2. |
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PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE |
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DISCHARGE: May 2002 to current year. |
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STAGE: May 2002 to current year. |
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PARTIAL RECORD: Annual maximum, water years 1962 to 1979, at site 500 ft downstream on State Highway 25 and at datum 10.08 ft higher. |
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SURFACE-WATER QUALITY |
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SEDIMENT: June 2002 to current year. |
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MISCELLANEOUS: Sediment concentration and particle size, water years 2002-03 |
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PRECIPITATION: May 2002 to current year. |
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REVISED RECORDS.-- WDR IL-75-1:Drainage area. |
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GAGE.-- Water-stage recorder, phone telemeter, pumping sampler, and rain gage. Datum of gage is 700.00 ft above NAVD of 1988. |
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REMARKS.-- Collection, computation and publication of precipitation data do not necessarily conform to standards used by the National Weather Service. Precipitation data could be subject to error for days with freezing and/or thawing of precipitation. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 685 ft3/s, June 10, 1967, gage height, 1.65 ft, site and datum then in use; minimum discharge, 0.45 ft3/s, June 17, 2003, due to pumping. |
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PRECIPITATION: Maximum daily total, 3.32 in., August 13, 2002. |
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SUSPENDED-SEDIMENT CONCENTRATIONS: Maximum daily, 332 mg/L, July 15, 2003; minimum daily, 14 mg/L, Oct. 31, 2002. |
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SUSPENDED-SEDIMENT LOADS: Maximum daily, 20 tons, May 1, 2003; minimum daily, 0.06 tons, Sept. 16, 19-20, 2003. |
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REMARKS FOR CURRENT YEAR.-- Records fair except those for October 1 - December 13, those above 50 ft3/s, and 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 | 2.2 | 6.8 | 3.8 | 2.6 | e2.0 | e1.8 | 3.3 | 81 | 6.4 | 2.2 | 3.1 | 1.9 |
2 | 3.5 | 7.3 | 3.8 | 2.4 | e2.4 | e1.9 | 3.1 | 75 | 5.5 | 2.1 | 2.9 | 1.6 |
3 | 3.7 | 7.5 | 3.6 | 2.3 | e3.1 | e1.9 | 3.3 | 45 | 5.4 | 2.2 | 2.6 | 1.3 |
4 | 6.6 | 8.0 | 3.6 | 2.3 | e3.5 | e2.1 | 16 | 30 | 4.8 | 2.5 | 2.1 | 1.1 |
5 | 5.9 | 6.6 | 3.4 | 2.4 | e3.5 | e2.3 | 29 | 63 | 4.9 | 3.5 | 2.2 | 1.0 |
6 | 3.7 | 5.1 | 3.2 | 2.4 | e3.2 | e2.3 | 22 | 46 | 4.4 | 3.7 | 2.8 | 1.4 |
7 | 3.1 | 2.8 | 3.4 | 2.4 | e2.9 | e2.5 | 19 | 31 | 4.8 | 3.5 | 2.6 | 1.2 |
8 | 2.5 | 4.3 | 3.3 | 2.6 | e2.8 | e2.5 | 15 | 22 | 11 | 3.4 | 2.5 | 0.96 |
9 | 2.4 | 5.1 | 2.9 | 2.7 | e2.6 | e2.7 | 14 | 53 | 12 | 4.1 | 2.7 | 1.1 |
10 | 2.8 | 4.8 | 3.1 | 2.4 | e2.4 | e2.8 | 12 | 55 | 8.6 | 4.1 | 2.7 | 1.3 |
11 | 2.6 | 4.1 | 3.1 | 2.4 | e2.3 | e2.5 | 8.7 | 65 | 6.8 | 3.0 | 2.8 | 1.4 |
12 | 2.6 | 4.1 | 3.2 | 2.6 | e2.3 | 7.3 | 7.2 | 45 | 6.0 | 2.4 | 2.8 | 1.3 |
13 | 2.8 | 3.6 | 2.8 | 3.0 | e2.3 | 5.9 | 7.0 | 35 | 5.3 | 2.2 | 2.8 | 1.1 |
14 | 3.0 | 3.6 | 2.5 | 3.1 | e2.4 | 4.8 | 6.6 | 29 | 4.6 | 1.9 | 3.0 | 1.1 |
15 | 3.2 | 3.9 | 2.5 | 2.8 | e2.2 | 4.6 | 5.6 | 29 | 3.7 | 8.7 | 4.2 | 1.1 |
16 | 3.4 | 3.7 | 2.3 | 2.6 | e2.2 | 5.7 | 5.1 | 24 | 3.8 | 4.9 | 3.3 | 1.00 |
17 | 3.8 | 3.6 | 2.2 | 2.3 | e2.3 | 5.7 | 4.8 | 20 | 3.6 | 3.4 | 3.1 | 1.3 |
18 | 4.5 | 3.6 | 5.4 | 2.3 | e2.2 | 4.9 | 4.3 | 16 | 3.3 | 3.0 | 2.5 | 1.2 |
19 | 4.4 | 4.2 | 5.5 | 2.2 | e2.3 | 4.4 | 4.5 | 13 | 3.8 | 2.7 | 2.5 | 0.91 |
20 | 4.6 | 3.9 | 3.6 | 2.2 | e2.5 | 6.4 | 4.9 | 11 | 4.2 | 2.2 | 3.5 | 0.90 |
21 | 4.8 | 4.0 | 3.3 | 2.1 | e2.5 | 5.6 | 4.8 | 8.4 | 2.4 | 2.4 | 2.7 | 1.0 |
22 | 4.6 | 3.7 | 3.4 | 1.9 | e2.4 | 7.7 | 5.5 | 6.9 | 2.1 | 2.1 | 2.3 | 1.1 |
23 | 5.3 | 3.6 | 4.1 | 1.9 | e2.4 | 6.7 | 5.3 | 6.4 | 2.1 | 2.0 | 2.3 | 1.1 |
24 | 5.3 | 3.8 | 3.3 | 1.7 | e2.4 | 4.9 | 4.4 | 5.7 | 2.2 | 2.3 | 2.1 | 1.1 |
25 | 7.2 | 3.8 | 3.0 | e1.8 | e2.5 | 5.7 | 4.2 | 5.8 | 2.5 | 3.0 | 1.9 | 1.2 |
26 | 9.5 | 3.7 | 2.6 | e1.7 | e2.2 | 4.2 | 4.1 | 5.3 | 3.2 | 3.1 | 2.0 | 1.3 |
27 | 11 | 3.5 | 2.5 | e1.7 | e2.0 | 3.6 | 4.3 | 5.4 | 2.7 | 2.8 | 2.6 | 1.5 |
28 | 8.6 | 3.5 | 2.5 | e1.7 | e1.9 | 4.7 | 4.7 | 5.6 | 2.5 | 2.8 | 2.4 | 1.4 |
29 | 8.1 | 3.7 | 2.4 | e1.7 | --- | 5.6 | 5.1 | 5.7 | 2.3 | 2.2 | 2.2 | 0.99 |
30 | 6.9 | 3.6 | 3.3 | e1.7 | --- | 3.8 | 17 | 5.8 | 2.2 | 2.1 | 1.9 | 0.82 |
31 | 6.3 | --- | 3.0 | e1.8 | --- | 3.3 | --- | 5.9 | --- | 2.8 | 1.6 | --- |
TOTAL | 148.9 | 133.5 | 100.6 | 69.7 | 69.7 | 130.8 | 254.8 | 854.9 | 137.1 | 93.3 | 80.7 | 35.68 |
MEAN | 4.80 | 4.45 | 3.25 | 2.25 | 2.49 | 4.22 | 8.49 | 27.6 | 4.57 | 3.01 | 2.60 | 1.19 |
MAX | 11 | 8.0 | 5.5 | 3.1 | 3.5 | 7.7 | 29 | 81 | 12 | 8.7 | 4.2 | 1.9 |
MIN | 2.2 | 2.8 | 2.2 | 1.7 | 1.9 | 1.8 | 3.1 | 5.3 | 2.1 | 1.9 | 1.6 | 0.82 |
CFSM | 0.34 | 0.32 | 0.23 | 0.16 | 0.18 | 0.30 | 0.61 | 1.97 | 0.33 | 0.21 | 0.19 | 0.08 |
IN. | 0.40 | 0.35 | 0.27 | 0.19 | 0.19 | 0.35 | 0.68 | 2.27 | 0.36 | 0.25 | 0.21 | 0.09 |
e Estimated |
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 2002 - 2003, BY WATER YEAR (WY) | ||||||||||||
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MEAN | 4.80 | 4.45 | 3.25 | 2.25 | 2.49 | 4.22 | 8.49 | 27.6 | 10.7 | 3.78 | 10.6 | 2.68 |
MAX | 4.80 | 4.45 | 3.25 | 2.25 | 2.49 | 4.22 | 8.49 | 27.6 | 16.8 | 4.56 | 18.6 | 4.16 |
(WY) | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2002 | 2002 | 2002 | 2002 |
MIN | 4.80 | 4.45 | 3.25 | 2.25 | 2.49 | 4.22 | 8.49 | 27.6 | 4.57 | 3.01 | 2.60 | 1.19 |
(WY) | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 | 2003 |
SUMMARY STATISTICS | FOR 2003 WATER YEAR | WATER YEARS 2002 - 2003 | ||||
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ANNUAL TOTAL | 2109.68 | |||||
ANNUAL MEAN | 5.78 | |||||
HIGHEST ANNUAL MEAN | 5.78 | 2003 | ||||
LOWEST ANNUAL MEAN | 5.78 | 2003 | ||||
HIGHEST DAILY MEAN | 81 | May 1 | 81 | May 1 2003 | ||
LOWEST DAILY MEAN | 0.82 | Sep 30 | 0.82 | Sep 30 2003 | ||
ANNUAL SEVEN-DAY MINIMUM | 1.0 | Sep 18 | 1.0 | Sep 18 2003 | ||
MAXIMUM PEAK FLOW | 100 | May 2 | 100 | May 2 2003 | ||
MAXIMUM PEAK STAGE | 13.34 | May 2 | 13.34 | May 2 2003 | ||
INSTANTANEOUS LOW FLOW | 0.45 A | Jun 17 | 0.45 A | Jun 17 2003 | ||
ANNUAL RUNOFF (CFSM) | 0.41 | |||||
ANNUAL RUNOFF (INCHES) | 5.61 | |||||
10 PERCENT EXCEEDS | 8.5 | 8.5 | ||||
50 PERCENT EXCEEDS | 3.2 | 3.2 | ||||
90 PERCENT EXCEEDS | 1.8 | 1.8 |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |