Station list     Available data
ILLINOIS RIVER BASIN


415300088054600                         WHEATON WATER DEPARTMENT AT WHEATON, IL



LOCATION.--Latitude 41°53'00", longitude 88°05'46", in NW1/4SE1/4NE1/4 sec.09, T.39 N., R.10 E., Du Page County.

PERIOD OF RECORD.--July 1997 to current year.

GAGE.--A 12-in.-diameter, heated, 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.

MAXIMUM FOR PERIOD OF RECORD.--Maximum, 2.38 in., October 17, 1998.

MAXIMUM FOR CURRENT YEAR.--Maximum, 2.38 in., October 17, 1998.
RAINFALL, IN INCHES, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 0.00 0.00 0.00 s0.03 0.04 0.00 0.00 0.00 1.26 e0.62 0.00 0.00
2 e.56 .00 .00 s.77 .13 .18 .00 .00 .10 .00 .00 .00
3 .01 .02 .00 s.03 .01 .00 .01 .00 .00 .02 .00 .00
4 .00 .03 .00 .00 .00 .00 .11 .04 .00 .00 .00 .00
5 e.65 .00 .00 s.02 .06 .00 .03 .07 .00 .00 .00 .00
6 e.28 .00 1.02 s.04 .00 .00 .05 .37 .00 .00 .00 .00
7 .00 .00 .00 .00 .00 .00 .00 .06 .00 .00 .25 .00
8 .00 .05 .00 s.12 .00 .00 1.12 .00 .00 .00 .00 .00
9 .00 .37 .00 .00 .00 .00 .10 .00 .00 e.74 .01 .00
10 .00 .96 .00 .00 .00 .00 .03 .00 .07 .00 .00 .00
11 .00 .00 .00 s.05 .33 .00 .00 .86 e1.31 .00 .00 .00
12 .00 .00 .00 .00 .00 .00 .00 .77 e.25 .00 .34 .34
13 .00 .00 .00 .00 .00 .00 .00 .01 e1.31 .00 .07 .00
14 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00
15 .06 .00 .00 s.01 .00 .00 1.12 .01 .00 .00 .00 .00
16 .00 .00 .00 .00 .07 .00 .50 .00 .00 .00 .00 .00
17 2.38 .00 .00 .57 .00 .00 .00 .63 .00 .20 .00 .00
18 .25 .00 .00 .01 .00 .00 .03 .06 .00 .00 .04 .00
19 .00 .00 .00 .00 .00 .00 .00 .00 .00 .07 .26 .04
20 .00 .00 s.02 .00 .00 .00 .15 .00 .00 .45 .00 .00
21 .00 .00 s.01 .69 .00 .00 .20 1.38 .00 .10 .00 .01
22 .00 .00 .00 .48 .00 .00 1.12 .03 .33 .00 .00 .00
23 .00 .00 .00 .93 .00 .00 .48 .37 .12 .00 .42 .00
24 .00 .00 .00 .01 s.14 .00 .00 .00 .01 .00 .22 .00
25 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .15 .00
26 .00 .00 .00 .00 .32 .00 .00 .00 .00 .01 .00 .00
27 .54 .00 .00 .00 .20 .00 1.52 .00 1.65 .00 .00 .49
28 .01 .00 .00 .00 .05 .00 .04 .00 .05 .00 .00 1.74
29 .16 .00 s.02 .00 -- .00 .00 .00 .00 .00 .00 .11
30 .00 .39 s.01 .00 -- .00 .00 .00 .00 .00 .00 .00
31 .00 -- .00 .01 -- .00 -- .23 -- .00 .00 --

TOTAL 4.90 1.82 1.08 3.77 1.35 0.18 6.61 4.89 6.46 2.21 1.76 2.73
s Snowfall-affected precipitation
e Estimated


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data