LOCATION.-- Latitude 41°44'11", longitude 87°57'50" (NAD of 1927), in NE1/4NE1/4SW1/4 sec. 34, T.38 N., R.11 E., Du Page County, Hydrologic Unit 07120004, on Nantucket Road 0.6 mi east of Frontage Road, and located at the Marienbrook Wastewater treatment Facility at Darien. | |
PERIOD OF RECORD.-- | |
PRECIPITATION: October 1990 to October 1991 and July 1997 to current year. | |
GAGE.-- A 6-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, 3.16 in., November 27, 1990. | |
EXTREMES FOR CURRENT YEAR.--Maximum daily total, 2.41 in., August 28. |
|
PRECIPITATION, TOTAL, IN INCHES, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004 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 | e0.01 | e0.38 | 0.00 | 0.04 | 0.00 | 0.00 | 0.00 | 0.00 |
| 2 | 0.00 | 1.04 | 0.00 | 0.00 | e0.01 | 0.00 | 0.00 | 0.00 | 0.07 | 0.00 | 0.00 | 0.00 |
| 3 | 0.19 | 0.70 | 0.00 | 0.00 | 0.00 | e0.03 | 0.00 | 0.00 | 0.00 | 0.41 | e0.99 | 0.00 |
| 4 | 0.00 | 1.78 | 0.27 | 0.00 | e0.02 | 0.71 | 0.00 | 0.00 | 0.00 | 0.00 | 0.21 | 0.00 |
| 5 | 0.00 | 0.00 | 0.34 | 0.00 | 0.00 | 0.47 | 0.00 | 0.00 | 0.00 | 0.35 | 0.00 | 0.00 |
| 6 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.47 | 0.00 | 0.00 |
| 7 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.06 | 0.00 | 0.00 |
| 8 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 | 0.00 |
| 9 | 0.00 | 0.00 | 0.45 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.36 | 0.00 | 0.00 |
| 10 | 0.00 | 0.00 | 0.54 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1.77 | 0.02 | 0.00 | 0.00 |
| 11 | 0.00 | 0.00 | 0.00 | e0.26 | e0.04 | 0.00 | 0.00 | 0.00 | 0.16 | 0.00 | 0.00 | 0.00 |
| 12 | 0.00 | 0.00 | 0.00 | e0.05 | 0.00 | 0.00 | 0.00 | 0.28 | 0.50 | 0.00 | 0.00 | 0.00 |
| 13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.83 | 0.00 | 0.00 | 0.00 | 0.00 |
| 14 | 0.84 | 0.00 | 0.00 | 0.00 | 0.00 | 0.12 | 0.00 | 0.83 | 0.15 | 0.00 | 0.00 | 0.00 |
| 15 | 0.00 | 0.03 | e0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.27 |
| 16 | 0.00 | 0.05 | e0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 17 | 0.00 | 0.43 | 0.00 | s0.04 | e0.03 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.02 | 0.00 |
| 18 | 0.00 | 1.21 | 0.00 | 0.00 | e0.26 | 0.02 | 0.00 | 0.31 | 0.00 | 0.00 | 0.10 | 0.00 |
| 19 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 20 | 0.00 | 0.00 | 0.00 | 0.00 | e0.27 | 0.00 | 0.73 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 |
| 21 | 0.00 | 0.00 | 0.00 | 0.00 | e0.02 | 0.00 | 0.00 | 0.02 | 0.29 | 0.18 | 0.00 | 0.00 |
| 22 | 0.00 | 0.00 | e0.04 | 0.00 | 0.00 | 0.00 | 0.00 | 0.23 | 0.00 | 0.10 | 0.00 | 0.00 |
| 23 | 0.00 | 0.30 | 0.00 | 0.00 | e0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 24 | 0.01 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.47 | 0.00 | 0.01 | 0.00 | 0.90 | 0.00 |
| 25 | 0.49 | 0.00 | e0.01 | 0.00 | 0.00 | 0.00 | 0.03 | 0.09 | 0.00 | 0.00 | 0.21 | 0.00 |
| 26 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.24 | 0.00 | 0.00 | 0.00 | 0.01 | 0.25 | 0.00 |
| 27 | 0.00 | 0.02 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.46 | 0.00 |
| 28 | 0.01 | 0.00 | e0.21 | 0.00 | 0.00 | 0.67 | 0.00 | 0.00 | 0.06 | 0.00 | 2.41 | 0.00 |
| 29 | 0.00 | 0.00 | 0.00 | 0.00 | e0.02 | 0.00 | 0.05 | 0.00 | 0.00 | 0.00 | 0.01 | 0.00 |
| 30 | 0.00 | 0.00 | 0.00 | 0.00 | -- | 0.00 | 0.28 | 1.64 | 0.00 | 0.17 | 0.00 | 0.00 |
| 31 | 0.00 | -- | 0.00 | 0.00 | -- | 0.00 | -- | 0.01 | -- | 0.00 | 0.00 | -- |
| TOTAL | 1.54 | 5.56 | 1.89 | 0.35 | 0.70 | 2.64 | 1.56 | 4.30 | 3.03 | 2.14 | 5.56 | 0.27 |
| s Snowfall-affected precipitation | |
| e Estimated |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |