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LOCATION.-- Latitude 41°41'58", longitude 88°09'56" (NAD of 1927), in SW1/4NW1/4SW1/4 sec.12, T. 37 N., R.09 E., Will County, Hydrologic Unit 07120004, on Naperville- Plainfield Road 2.0 mi south of 75th Street, and at the Spring Brook Wastewater Treatment Facility near Naperville. |
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PERIOD OF RECORD.-- |
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PRECIPITATION: July 1997 to current year. |
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GAGE.-- An 8-in.-diameter, heated, tipping-bucket rain gage. |
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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. |
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EXTREMES FOR PERIOD OF RECORD.-- |
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PRECIPITATION: Maximum daily total, 4.37 in., August 4, 1998. |
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EXTREMES FOR CURRENT YEAR.--Maximum daily total, 3.62 in., October 13. |
PRECIPITATION, TOTAL, IN INCHES, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002 DAILY SUM VALUES |
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| DAY | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP |
| 1 | 0.00 | 0.00 | 0.00 | 0.00 | 0.01 | 0.09 | 0.23 | 0.13 | 0.00 | 0.00 | 0.00 | 0.00 |
| 2 | .00 | .00 | .00 | .00 | .00 | .76 | .15 | .02 | .00 | .00 | .11 | .05 |
| 3 | .00 | .00 | .00 | .00 | .00 | .02 | .00 | .00 | .08 | .00 | .00 | .00 |
| 4 | 1.04 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | 1.34 | 1.45 | .73 | .00 |
| 5 | .49 | .00 | .03 | .02 | .00 | .00 | .00 | .00 | .00 | .00 | .09 | .00 |
| 6 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .15 | .00 | .00 | .00 | .00 |
| 7 | .00 | .00 | .00 | .00 | .00 | .00 | .43 | .00 | .00 | .00 | .00 | .00 |
| 8 | .00 | .00 | .00 | .00 | .00 | .30 | .94 | .01 | .00 | .01 | .00 | .00 |
| 9 | .00 | .00 | .00 | .00 | .01 | .46 | .08 | .27 | .00 | 1.30 | .00 | .00 |
| 10 | .12 | .00 | .00 | .00 | .06 | .00 | 2.00 | .00 | .40 | .00 | .00 | .03 |
| 11 | .00 | .00 | .00 | .00 | .00 | .00 | 6.00 | 2.78 | .07 | .00 | .00 | .00 |
| 12 | .50 | .00 | .39 | .00 | .00 | .00 | .15 | .18 | .00 | .00 | .38 | .00 |
| 13 | 3.62 | .06 | .03 | .00 | .00 | .00 | .00 | .00 | .14 | .00 | .40 | .00 |
| 14 | .02 | .23 | .10 | .05 | .00 | .00 | .00 | .00 | .21 | .00 | .00 | .00 |
| 15 | .05 | .00 | .00 | .00 | .00 | .04 | .00 | .00 | .00 | .00 | .00 | .00 |
| 16 | .01 | .00 | .08 | .15 | .00 | .00 | .00 | .60 | .00 | .00 | .00 | .00 |
| 17 | .00 | .00 | .09 | .00 | .00 | .00 | .06 | .00 | .00 | .00 | .00 | .00 |
| 18 | .00 | .02 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .15 | .00 | .10 |
| 19 | .00 | .09 | .09 | .00 | .48 | .02 | .50 | .00 | .00 | .00 | .18 | .04 |
| 20 | .00 | .00 | .00 | .00 | .22 | .03 | .31 | .00 | .00 | .00 | .00 | .37 |
| 21 | .00 | .00 | .00 | .01 | .01 | .02 | .24 | .00 | .00 | .00 | .00 | .00 |
| 22 | .15 | .00 | .07 | .00 | .00 | .00 | .01 | .00 | .00 | .00 | 1.53 | .12 |
| 23 | .90 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | .00 | 1.92 | .00 |
| 24 | .47 | .23 | .00 | .00 | .00 | .00 | .34 | .12 | .00 | .00 | .00 | .00 |
| 25 | .00 | .00 | .00 | .00 | .00 | .09 | .00 | .13 | .50 | .00 | .00 | .00 |
| 26 | .00 | .07 | .00 | .00 | .07 | .07 | .00 | .00 | .00 | .00 | .00 | .00 |
| 27 | .00 | .00 | .00 | .00 | .00 | .00 | .67 | .00 | .01 | .33 | .00 | .00 |
| 28 | .00 | .06 | .00 | .00 | .00 | .00 | .04 | .00 | .00 | .00 | .00 | .00 |
| 29 | .00 | .09 | .00 | .00 | -- | .42 | .00 | .00 | .00 | .24 | .00 | .14 |
| 30 | .01 | .26 | .00 | .47 | -- | .00 | .00 | .00 | .00 | .00 | .00 | .00 |
| 31 | .00 | -- | .00 | .69 | -- | .05 | -- | .00 | -- | .00 | .00 | -- |
| TOTAL | 7.38 | 1.11 | 0.88 | 1.39 | 0.86 | 2.37 | 12.15 | 4.39 | 2.75 | 3.48 | 5.34 | 0.85 |
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Table of Contents |
Introduction |
Station Descriptions |
Surface-Water Data |
Ground-Water Data |
Meteorological Data |
Biological Data |