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, 1.13 in., July 26. |
|
PRECIPITATION, TOTAL, IN INCHES, WATER YEAR OCTOBER 2004 TO SEPTEMBER 2005 DAILY SUM VALUES | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 0.40 | p0.60 | -- | 0.16 | 0.00 | 0.00 | 0.13 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| 2 | .04 | -- | p.05 | .06 | .00 | .00 | .05 | .00 | .02 | .00 | .00 | .00 |
| 3 | .00 | -- | -- | .46 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 4 | .00 | p.16 | -- | .00 | .00 | .01 | .00 | .00 | .34 | .11 | .00 | .00 |
| 5 | .00 | -- | -- | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 6 | .00 | -- | p.10 | .00 | .00 | .00 | .03 | .00 | .00 | .00 | .00 | .00 |
| 7 | .00 | -- | p.76 | .00 | .09 | .02 | .01 | .00 | .00 | .00 | .00 | .00 |
| 8 | .36 | -- | -- | .00 | .01 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 9 | .00 | -- | .00 | .00 | .00 | .00 | .00 | .17 | .00 | .00 | .00 | .00 |
| 10 | .00 | -- | .04 | .00 | .00 | s.02 | .00 | .00 | .00 | .00 | .05 | .00 |
| 11 | .00 | -- | .01 | s.03 | .00 | .00 | .00 | .24 | .00 | .00 | .57 | .00 |
| 12 | .00 | -- | .00 | .68 | .00 | .00 | .65 | .17 | .00 | .04 | .03 | .00 |
| 13 | .00 | -- | .00 | s.76 | .41 | .00 | .00 | .00 | .00 | .00 | .16 | .00 |
| 14 | .10 | -- | .00 | .00 | .13 | .00 | .00 | .02 | .05 | .00 | .00 | .22 |
| 15 | .09 | p.03 | .00 | .00 | .37 | .00 | .00 | .00 | .00 | .00 | .00 | .33 |
| 16 | .00 | -- | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 17 | .00 | p.01 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 18 | .00 | p.21 | s.01 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .12 | .00 |
| 19 | .00 | p.21 | .00 | .00 | .00 | .00 | .00 | .76 | .00 | .00 | .00 | .48 |
| 20 | .00 | -- | .00 | .00 | s.27 | .00 | .00 | .00 | .00 | .51 | .21 | .00 |
| 21 | .00 | -- | .00 | .00 | .00 | .00 | .01 | .00 | .00 | .00 | .00 | .00 |
| 22 | .00 | -- | .00 | .00 | .00 | .00 | .56 | .00 | .00 | .00 | .00 | .01 |
| 23 | .78 | -- | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .05 | .00 | .00 |
| 24 | -- | p.10 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .20 |
| 25 | -- | -- | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .29 | .00 | .07 |
| 26 | -- | -- | .00 | .00 | .00 | s.03 | .00 | .00 | .00 | 1.13 | .00 | .00 |
| 27 | -- | p.37 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 28 | -- | -- | .00 | .00 | s.20 | .00 | .00 | .00 | .00 | .00 | .00 | .56 |
| 29 | -- | p.10 | .00 | .00 | -- | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 30 | -- | p.30 | .01 | .00 | -- | .87 | .00 | .00 | .62 | .00 | .00 | .00 |
| 31 | -- | -- | .01 | .00 | -- | .00 | -- | .00 | -- | .00 | .00 | -- |
| TOTAL | -- | -- | -- | 2.15 | 1.48 | 0.95 | 1.44 | 1.36 | 1.03 | 2.13 | 1.14 | 1.87 |
| MEAN | -- | -- | -- | 0.07 | 0.05 | 0.03 | 0.05 | 0.04 | 0.03 | 0.07 | 0.04 | 0.06 |
| MAX | -- | -- | -- | 0.76 | 0.41 | 0.87 | 0.65 | 0.76 | 0.62 | 1.13 | 0.57 | 0.56 |
| s Snowfall-affected precipitation | |
| p Partial day |
Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |