Station list     Available data
ILLINOIS RIVER BASIN


05540130       WEST BRANCH DU PAGE RIVER NEAR NAPERVILLE, IL



LOCATION.-- Lat 41°43'13", long 88°07'55", 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 1994-2002.
PRECIPITATION: May 1989 to current year.

GAGE.-- Water-stage recorder, phone telemeter, rain gage, and crest-stage gage. Datum of gage is 630.00 ft above sea level. Water years 1989 to 1995 datum incorrectly published as 625.28 ft above sea level.

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, 5.2 ft3/s, July 20, 2000.
PRECIPITATION: Maximum daily total, 5.34 in., August 4, 1998.

EXTREMES FOR CURRENT YEAR.--Maximum daily total, 1.54 in., September 6.

PRECIPITATION, TOTAL, INCHES, WATER YEAR OCTOBER 2000 TO SEPTEMBER 2001
DAILY SUM VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 0.00 0.00 0.03 0.00 s0.01 0.00 0.00 0.00 0.08 0.00 0.00 0.00
2 .00 .25 .00 .00 .00 .02 .00 .00 .01 .00 .24 .00
3 .68 .00 .10 .00 .00 .00 .00 .00 .00 .28 .00 .01
4 .36 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00
5 .12 .00 .00 s.14 .00 .00 .27 .00 .89 .00 .00 .00
6 .00 1.46 s.03 .00 s.07 .00 .16 .04 .00 .00 .00 1.54
7 .05 .00 .00 .00 .00 .00 .00 .10 .00 .13 .00 .00
8 .00 .14 .00 .00 .75 .00 .00 .00 .00 .00 .00 .00
9 .00 1.08 .00 .00 .39 .00 .32 .00 .00 .00 .01 .51
10 .00 .00 .10 .00 .00 .04 .00 .50 .00 .11 .00 .00
11 .00 .00 s.15 s.16 .00 .05 .27 .26 .00 .00 .00 .00
12 .00 .05 s.01 s.19 s.01 .20 .00 .00 .39 .00 .00 .10
13 .01 .41 .00 .15 .03 .00 .00 .00 .00 .00 .00 .00
14 .01 .00 .00 .48 .18 .03 .00 .10 .01 .00 .00 .00
15 .05 .00 .00 .09 s.01 .37 .66 .00 .03 .00 .01 .00
16 .00 .00 .23 .00 .00 .09 .00 .00 .00 .00 .00 .00
17 .00 .00 .00 .00 .00 .01 .01 .08 .01 .00 .00 .06
18 .00 .00 .00 .00 .00 .00 .00 .00 .05 .07 .00 .93
19 .00 .00 .00 .00 .00 .20 .04 .00 .00 .00 .00 .94
20 .00 .00 .00 .00 .00 .00 .30 .01 .00 .00 .00 .24
21 .00 .00 .00 .00 .00 .00 .47 .22 .22 .62 .00 .06
22 .00 .00 .00 .00 .00 .00 .07 .11 .00 .63 .41 .00
23 .06 .00 .00 .00 .00 .00 .28 .10 .00 .46 .00 .77
24 .03 .00 .00 .00 1.00 .00 .00 .01 .00 .55 .24 .00
25 .00 .32 .00 .00 .00 .00 .16 .23 .00 1.02 1.40 .00
26 .00 .09 .00 .00 .00 .00 .00 .83 .00 .00 .00 .00
27 .01 .00 .00 .00 .00 .00 .00 .01 .00 .00 .00 .00
28 .00 .01 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00
29 .00 .08 .00 1.32 -- .00 .00 .00 .00 .00 .00 .00
30 .00 .00 .00 .21 -- .00 .00 .00 .00 .00 .58 .00
31 .00 -- .00 .00 -- .10 -- .55 -- .00 .41 --

TOTAL 1.38 3.89 0.65 2.74 2.45 1.11 3.01 3.15 1.69 3.87 3.30 5.16

s Snowfall-affected precipitation


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data