LOCATION.-- Lat 41°43'13", long 88°07'55" (NAD of 1927), in SW1/4NE1/4 sec.6, T.37 N., R.10 E., Will County, Hydrologic Unit 07120004, on downstream side of bridge on Washington Street, 3.5 mi southeast of Naperville, and at mile 29.3. | |
DRAINAGE AREA.-- 123 mi2. | |
PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE | |
DISCHARGE: October 1988 to current year. | |
STAGE: Water years 1994 to current year. | |
PRECIPITATION: May 1989 to current year. | |
GAGE.-- Water-stage recorder, phone telemeter, unheated tipping-bucket rain gage, and crest-stage gage. Datum of gage is 630.00 ft above NGVD of 1929. Water years 1989 to 1995 datum incorrectly published as 625.28 ft above NGVD of 1929. | |
REMARKS.-- For precipitation records, snowfall-affected data can result during cold weather when snow fills the rain-gage funnel and then melts as temperatures rise. Snowfall-affected data are subject to appreciable errors. | |
EXTREMES FOR PERIOD OF RECORD.-- | |
SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 6,620 ft3/s, July 18, 1996, gage height, 14.31 ft; minimum discharge, 4.0 ft3/s, August 29, 2002. | |
PRECIPITATION: Maximum daily total, 5.34 in., August 4, 1998. | |
EXTREMES FOR CURRENT YEAR.--Maximum daily total, 1.55 in., April 30. | |
|
PRECIPITATION, TOTAL, IN INCHES, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003 DAILY SUM VALUES | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.06 | 0.00 | 0.00 | 0.01 | e0.67 |
| 2 | 0.15 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.21 | 0.00 | 0.04 | 0.02 |
| 3 | 0.00 | 0.00 | e0.02 | 0.00 | e0.03 | 0.00 | 0.24 | 0.00 | 0.14 | 0.00 | 0.97 | 0.01 |
| 4 | 0.87 | 0.01 | 0.00 | 0.00 | 0.00 | 0.02 | 1.02 | 1.39 | 0.00 | 0.00 | 0.01 | 0.00 |
| 5 | 0.00 | 0.20 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.81 | 0.00 | 0.06 |
| 6 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.07 | 0.57 | 1.01 | 0.02 |
| 7 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | e0.23 | 0.02 | 0.00 | 0.75 | 0.00 | 0.02 |
| 8 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.36 | 0.38 | 0.35 | 0.00 | 0.01 |
| 9 | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.40 | 0.01 | 0.12 | 0.00 | 0.00 |
| 10 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.46 | 0.08 | 0.05 | 0.00 | 0.00 |
| 11 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.09 | 0.00 | 0.00 |
| 12 | 0.11 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 | 0.00 | 0.00 | 0.01 |
| 14 | 0.00 | 0.21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | e0.48 |
| 15 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.36 | 0.00 | 0.01 |
| 16 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 17 | 0.07 | 0.00 | e0.08 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 1.53 | 0.19 | 0.00 |
| 18 | 0.00 | 0.15 | e1.29 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.37 | 0.00 | 0.00 | 0.00 |
| 19 | 0.01 | 0.02 | 0.00 | 0.00 | 0.00 | e0.47 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 20 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.06 | 0.26 | 0.00 | 0.00 | 0.00 | 0.00 |
| 21 | 0.00 | 0.16 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.57 | 0.00 | 0.00 |
| 22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | e0.23 |
| 23 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 24 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 |
| 25 | 0.27 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 26 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.05 | e0.54 |
| 27 | 0.00 | 0.01 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.53 | 0.00 | 0.01 |
| 28 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.44 | 0.00 | 0.15 | 0.14 | 0.66 | 0.00 | 0.00 |
| 29 | 0.17 | 0.01 | 0.00 | 0.00 | -- | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.03 | 0.00 |
| 30 | 0.00 | 0.00 | 0.00 | 0.00 | -- | 0.00 | 1.55 | 1.03 | 0.00 | 0.00 | 0.00 | 0.01 |
| 31 | 0.00 | -- | 0.00 | e0.11 | -- | 0.03 | -- | 0.00 | -- | 0.00 | 0.20 | -- |
| TOTAL | 1.73 | 0.82 | 1.40 | 0.13 | 0.03 | 0.99 | 3.16 | 6.14 | 1.45 | 7.39 | 2.51 | 2.11 |
| e Estimated |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |