LOCATION.-- Latitude 41°51'31", longitude 88°14'36" (NAD of 1927), in NW1/4SW1/4SW1/4 sec.17, T.39 N., R.9 E., Du Page County, Hydrologic Unit 07120004, on McChesney Road 0.5 mi north of Eola Road, and at the National Accelerator Lab near West Chicago. | |
PERIOD OF RECORD.-- | |
PRECIPITATION: April 1989 to October 1995 and July 1997 to current year. | |
GAGE.-- A 12-in.-diameter, unheated, tipping-bucket rain gage. | |
REMARKS.-- 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.-- | |
PRECIPITATION: Maximum daily total, 5.09 in., July 9, 2002. | |
EXTREMES FOR CURRENT YEAR.--Maximum daily total, 2.50 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 | 0.02 | 0.00 | 0.00 | 1.41 | 0.00 | 0.01 | 0.71 | 0.45 |
| 2 | 0.49 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.15 | 0.00 | 0.19 | 0.00 |
| 3 | 0.00 | 0.00 | s0.01 | s0.01 | 0.07 | 0.00 | 0.55 | 0.00 | 0.18 | 0.00 | 0.30 | 0.00 |
| 4 | 0.07 | 0.00 | s0.01 | 0.00 | 0.00 | 0.00 | 1.28 | 1.26 | 0.00 | 0.00 | 0.00 | 0.00 |
| 5 | 0.00 | 0.19 | 0.00 | s0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.47 | 0.00 | 0.00 |
| 6 | 0.02 | 0.00 | 0.00 | s0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.47 | 0.09 | 0.00 |
| 7 | 0.00 | 0.00 | 0.01 | 0.02 | 0.00 | 0.00 | 0.04 | 0.01 | 0.00 | 0.17 | 0.00 | 0.00 |
| 8 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.03 | 0.47 | 0.73 | 0.07 | 0.00 | 0.00 |
| 9 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 1.04 | 0.00 | 0.02 | 0.00 | 0.00 |
| 10 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.41 | 0.03 | 0.06 | 0.00 | 0.00 |
| 11 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.00 | 0.00 | 0.00 | 0.00 |
| 12 | 0.04 | 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 | 0.00 | 0.01 | 0.00 | 0.01 |
| 14 | 0.00 | 0.17 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.18 | 0.00 | 0.00 | 0.00 | 0.75 |
| 15 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.00 | 0.00 |
| 16 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 17 | 0.23 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.00 | 0.00 | 0.98 | 0.02 | 0.00 |
| 18 | 0.01 | 0.16 | 0.75 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.60 | 0.00 | 0.00 | 0.00 |
| 19 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.29 | 0.08 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 |
| 20 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.04 | 0.12 | 0.00 | 0.06 | 0.00 | 0.00 |
| 21 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.19 | 0.00 | 0.03 |
| 22 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.27 |
| 23 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.00 | 0.03 |
| 24 | 0.09 | 0.00 | 0.00 | 0.00 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.04 |
| 25 | 0.33 | 0.00 | 0.00 | 0.00 | 0.00 | 0.13 | 0.00 | 0.00 | 0.09 | 0.00 | 0.00 | 0.00 |
| 26 | 0.00 | 0.00 | s0.01 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 | 0.10 | 0.00 | 0.10 | 0.62 |
| 27 | 0.00 | 0.00 | s0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 28 | 0.04 | 0.01 | s0.01 | 0.00 | 0.00 | 0.49 | 0.00 | 0.20 | 0.11 | 0.58 | 0.00 | 0.08 |
| 29 | 0.09 | 0.01 | 0.02 | 0.00 | -- | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 30 | 0.00 | 0.00 | 0.00 | 0.00 | -- | 0.00 | 2.50 | 0.65 | 0.00 | 0.00 | 0.00 | 0.00 |
| 31 | 0.00 | -- | 0.00 | 0.48 | -- | 0.05 | -- | 0.01 | -- | 0.38 | 0.25 | -- |
| TOTAL | 1.41 | 0.58 | 0.84 | 0.58 | 0.09 | 1.07 | 4.62 | 5.83 | 2.06 | 3.53 | 1.66 | 2.28 |
| s Snowfall-affected precipitation |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |