LOCATION.-- Lat 41°50'45", long 88°20'57" (NAD of 1927), in NW1/4NW1/4SE1/4 sec.20, T.39 N., R.8 E., Kane County, Hydrologic Unit 07120007, on left bank at bridge on Deer Path road, 1 mi. west of Batavia, and at mile 2.9. | |
DRAINAGE AREA.-- 27.6 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
DISCHARGE: May 1998 to current year. | |
STAGE: Water years 1998 to current year. | |
PARTIAL RECORD: Miscellaneous discharge measurements, water year 1998. | |
PRECIPITATION: October 1999 to current year. | |
GAGE.-- Water-stage recorder, phone telemeter, unheated tipping-bucket rain gage, and crest-stage gage. Datum of gage is 685.00 ft above NGVD of 1929. | |
REMARKS.-- Effluent from sewage-treatment plant 5 mi upstream. 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. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,080 ft3/s, Apr. 23, 1999, gage height, 7.52 ft; minimum discharge, 0.30 ft3/s, several days in 2003. | |
PRECIPITATION: Maximum daily total, 2.84 in, August 13, 2002. | |
EXTREMES FOR CURRENT YEAR.-- Records fair except those for estimated daily discharges, which are poor. Effluent from sewage-treatment plant 5 mi. upstream averaged 0.46 ft3/s during the year. The maximum average was 0.56 ft3/s in May and the minimum was 0.40 ft3/s in February. | |
| Discharge, cubic feet per second, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
DAILY MEAN VALUES | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 4.5 | 5.9 | 4.2 | 5.5 | e2.2 | e2.4 | 8.8 | 227 | 18 | 0.64 | 7.1 | 0.56 |
| 2 | 8.2 | 6.3 | 4.3 | 4.8 | e2.3 | e2.4 | 7.0 | 158 | 13 | 0.58 | 7.2 | 0.55 |
| 3 | 8.9 | 6.2 | 3.9 | 4.7 | e2.7 | e2.3 | 6.7 | 69 | 16 | 0.56 | 8.4 | 0.50 |
| 4 | 16 | 5.1 | 3.8 | 4.2 | e2.9 | e2.2 | 28 | 55 | 13 | 0.54 | 15 | 0.44 |
| 5 | 21 | 5.6 | 3.7 | e4.0 | e2.6 | e2.3 | 67 | 185 | 10 | 0.67 | 9.8 | 0.43 |
| 6 | 14 | 6.0 | 3.4 | e4.1 | e2.5 | e2.4 | 41 | 93 | 9.0 | 1.5 | 4.0 | 0.39 |
| 7 | 10 | 4.7 | 3.8 | e3.8 | e2.4 | e2.3 | 30 | 56 | 9.0 | 1.7 | 2.1 | 0.38 |
| 8 | 7.8 | 5.4 | 3.8 | e3.6 | e2.3 | e2.3 | 24 | 43 | 20 | 3.2 | 1.6 | 0.37 |
| 9 | 6.9 | e5.2 | 3.0 | e3.2 | e2.3 | e2.2 | 22 | 216 | 27 | 5.2 | 1.1 | 0.33 |
| 10 | 6.5 | e5.4 | 3.9 | e3.0 | e2.4 | e2.3 | 23 | 147 | 21 | 5.5 | 0.93 | 0.32 |
| 11 | 6.1 | e6.8 | 3.6 | e2.7 | e2.3 | e2.5 | 19 | 167 | 16 | 2.6 | 0.76 | 0.31 |
| 12 | 5.3 | 4.8 | 3.4 | e2.7 | e2.3 | 14 | 14 | 95 | 13 | 1.2 | 0.70 | 0.33 |
| 13 | 5.5 | 4.6 | 3.9 | e2.6 | e2.2 | 25 | 11 | 58 | 11 | 0.83 | 0.65 | 0.36 |
| 14 | 4.9 | 4.6 | 4.2 | e2.5 | e2.2 | 21 | 9.3 | 48 | 7.6 | 0.63 | 0.61 | 0.47 |
| 15 | 4.6 | 5.4 | 4.3 | e2.2 | e2.2 | 16 | 7.4 | 45 | 5.3 | 35 | 0.58 | 0.45 |
| 16 | 4.8 | 5.1 | 4.5 | e2.2 | e2.3 | 13 | 5.2 | 37 | 4.0 | 31 | 0.60 | 0.37 |
| 17 | 4.5 | 4.8 | 4.1 | e2.2 | e2.3 | 12 | 4.4 | 31 | 2.9 | 13 | 0.51 | 0.35 |
| 18 | 5.8 | 4.1 | 9.6 | e2.2 | e2.3 | 11 | 3.4 | 27 | 4.1 | 17 | 0.46 | 0.35 |
| 19 | 5.4 | 5.6 | 13 | e2.1 | e2.3 | 12 | 3.1 | 24 | 10 | 11 | 0.45 | 0.33 |
| 20 | 4.8 | 6.5 | 12 | e2.1 | e2.4 | 16 | 4.5 | 27 | 6.6 | 4.3 | 0.43 | 0.32 |
| 21 | 5.0 | 6.0 | 10 | e2.0 | e3.0 | 15 | 3.8 | 24 | 3.1 | 4.6 | 0.42 | 0.33 |
| 22 | 5.1 | 6.0 | 8.7 | e2.0 | e3.1 | 13 | 2.9 | 20 | 1.8 | 3.6 | 0.37 | 0.40 |
| 23 | 5.0 | 5.3 | 8.9 | e2.0 | e2.5 | 10 | 1.9 | 18 | 1.3 | 1.9 | 0.39 | 0.41 |
| 24 | 5.8 | 5.7 | 7.1 | e2.0 | e2.4 | 8.4 | 1.5 | 15 | 0.99 | 1.2 | 0.37 | 0.40 |
| 25 | 7.7 | 5.1 | 6.5 | e2.0 | e2.4 | 9.6 | 1.4 | 14 | 0.93 | 0.94 | 0.35 | 0.41 |
| 26 | 6.8 | 4.7 | 5.6 | e2.0 | e2.3 | 8.9 | 1.3 | 13 | 1.5 | 0.76 | 0.36 | 0.53 |
| 27 | 6.0 | 4.8 | 5.2 | e2.0 | e2.2 | 8.1 | 1.1 | 12 | 1.1 | 0.70 | 0.36 | 0.42 |
| 28 | 5.6 | 4.6 | 5.4 | e2.0 | e2.3 | 12 | 1.1 | 12 | 1.0 | 1.5 | 0.32 | 0.40 |
| 29 | 6.3 | 5.1 | 5.3 | e2.0 | --- | 15 | 1.1 | 15 | 0.89 | 1.4 | 0.36 | 0.38 |
| 30 | 6.6 | 5.4 | 6.4 | e2.0 | --- | 13 | 20 | 16 | 0.75 | 1.0 | 0.36 | 0.34 |
| 31 | 5.4 | --- | 6.7 | e2.0 | --- | 10 | --- | 24 | --- | 1.1 | 0.41 | --- |
| TOTAL | 220.8 | 160.8 | 176.2 | 86.4 | 67.6 | 288.6 | 374.9 | 1991 | 249.86 | 155.35 | 67.05 | 11.93 |
| MEAN | 7.12 | 5.36 | 5.68 | 2.79 | 2.41 | 9.31 | 12.5 | 64.2 | 8.33 | 5.01 | 2.16 | 0.40 |
| MAX | 21 | 6.8 | 13 | 5.5 | 3.1 | 25 | 67 | 227 | 27 | 35 | 15 | 0.56 |
| MIN | 4.5 | 4.1 | 3.0 | 2.0 | 2.2 | 2.2 | 1.1 | 12 | 0.75 | 0.54 | 0.32 | 0.31 |
| CFSM | 0.26 | 0.19 | 0.21 | 0.10 | 0.09 | 0.34 | 0.45 | 2.33 | 0.30 | 0.18 | 0.08 | 0.01 |
| IN. | 0.30 | 0.22 | 0.24 | 0.12 | 0.09 | 0.39 | 0.50 | 2.68 | 0.34 | 0.21 | 0.09 | 0.02 |
| e Estimated |
| STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1998 - 2003, BY WATER YEAR (WY) | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MEAN | 22.7 | 14.3 | 11.8 | 15.9 | 28.3 | 20.9 | 36.2 | 34.1 | 27.9 | 17.7 | 10.8 | 9.22 |
| MAX | 43.8 | 26.5 | 19.1 | 49.1 | 68.4 | 30.3 | 89.5 | 64.2 | 44.0 | 45.8 | 28.5 | 18.7 |
| (WY) | 1999 | 2001 | 1999 | 1999 | 2001 | 2001 | 1999 | 2003 | 2002 | 1998 | 2002 | 2001 |
| MIN | 7.12 | 4.49 | 5.68 | 2.79 | 2.41 | 9.31 | 12.5 | 11.9 | 8.33 | 3.40 | 2.16 | 0.40 |
| (WY) | 2003 | 2000 | 2003 | 2003 | 2003 | 2003 | 2003 | 2000 | 2003 | 2001 | 2003 | 2003 |
| SUMMARY STATISTICS | FOR 2002 CALENDAR YEAR | FOR 2003 WATER YEAR | WATER YEARS 1998 - 2003 | |||
|---|---|---|---|---|---|---|
| ANNUAL TOTAL | 7718.2 | 3850.49 | ||||
| ANNUAL MEAN | 21.1 | 10.5 | 20.4 | |||
| HIGHEST ANNUAL MEAN | 32.4 | 1999 | ||||
| LOWEST ANNUAL MEAN | 10.5 | 2003 | ||||
| HIGHEST DAILY MEAN | 315 | Jun 5 | 227 | May 1 | 754 | Apr 23 1999 |
| LOWEST DAILY MEAN | 3.0 | Dec 9 | 0.31 | Sep 11 | 0.31 | Sep 11 2003 |
| ANNUAL SEVEN-DAY MINIMUM | 3.6 | Dec 6 | 0.34 | Sep 7 | 0.34 | Sep 7 2003 |
| MAXIMUM PEAK FLOW | 272 | May 1 | 1080 | Apr 23 1999 | ||
| MAXIMUM PEAK STAGE | 5.79 | May 1 | 7.52 | Apr 23 1999 | ||
| INSTANTANEOUS LOW FLOW | 0.30 | A | 0.30 | B | ||
| ANNUAL RUNOFF (CFSM) | 0.77 | 0.38 | 0.74 | |||
| ANNUAL RUNOFF (INCHES) | 10.40 | 5.19 | 10.01 | |||
| 10 PERCENT EXCEEDS | 42 | 20 | 42 | |||
| 50 PERCENT EXCEEDS | 9.7 | 4.2 | 9.6 | |||
| 90 PERCENT EXCEEDS | 4.8 | 0.45 | 2.4 | |||