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 18, 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, 2.27 in., May 7, 1998.

MAXIMUM FOR WATER YEAR 1997.--Maximum recorded, 1.06 in., August 16, 1997.

MAXIMUM FOR WATER YEAR 1998.--Maximum, 2.27 in., May 7, 1998.
RAINFALL, IN INCHES, WATER YEAR OCTOBER 1996 TO SEPTEMBER 1997
DAILY TOTAL VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 -- -- -- -- -- -- -- -- -- -- 0.00 0.00
2 -- -- -- -- -- -- -- -- -- -- .00 .00
3 -- -- -- -- -- -- -- -- -- -- .39 .00
4 -- -- -- -- -- -- -- -- -- -- .10 .00
5 -- -- -- -- -- -- -- -- -- -- .00 .00
6 -- -- -- -- -- -- -- -- -- -- .00 .00
7 -- -- -- -- -- -- -- -- -- -- .00 .00
8 -- -- -- -- -- -- -- -- -- -- .00 .00
9 -- -- -- -- -- -- -- -- -- -- .00 .00
10 -- -- -- -- -- -- -- -- -- -- .12 .00
11 -- -- -- -- -- -- -- -- -- -- .84 .00
12 -- -- -- -- -- -- -- -- -- -- 1.02 .00
13 -- -- -- -- -- -- -- -- -- -- .00 .00
14 -- -- -- -- -- -- -- -- -- -- .00 .00
15 -- -- -- -- -- -- -- -- -- -- .42 .00
16 -- -- -- -- -- -- -- -- -- -- 1.06 .85
17 -- -- -- -- -- -- -- -- -- -- .92 .27
18 -- -- -- -- -- -- -- -- -- e.77 .00 .00
19 -- -- -- -- -- -- -- -- -- .00 .00 .36
20 -- -- -- -- -- -- -- -- -- .00 .00 .00
21 -- -- -- -- -- -- -- -- -- .02 .00 .00
22 -- -- -- -- -- -- -- -- -- .07 .00 .04
23 -- -- -- -- -- -- -- -- -- .00 .04 .07
24 -- -- -- -- -- -- -- -- -- .00 .00 .00
25 -- -- -- -- -- -- -- -- -- .00 .00 .00
26 -- -- -- -- -- -- -- -- -- .02 .00 .00
27 -- -- -- -- -- -- -- -- -- .00 .00 .00
28 -- -- -- -- -- -- -- -- -- .00 .00 .00
29 -- -- -- -- -- -- -- -- -- .00 .00 .00
30 -- -- -- -- -- -- -- -- -- .00 .00 .00
31 -- -- -- -- -- -- -- -- -- .00 .00 --

TOTAL -- -- -- -- -- -- -- -- -- -- 4.91 1.59
e Estimated
RAINFALL, IN INCHES, WATER YEAR OCTOBER 1997 TO SEPTEMBER 1998
DAILY TOTAL VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 0.00 0.04 e0.01 0.00 0.18 s0.02 0.15 0.00 0.02 0.00 0.00 0.00
2 .00 .00 .00 .00 .00 s.01 .00 .00 .00 .00 .00 .00
3 .00 .10 .13 e.36 .00 s.19 .00 .09 .08 1.44 .41 .09
4 .06 .00 .00 e.30 .00 s.03 .00 .02 .00 .00 .73 .00
5 .00 .14 .00 .33 .00 .00 .00 .18 .10 .00 .71 .00
6 .00 .24 .00 .30 .00 .03 .00 .22 .01 .00 .10 e.31
7 .00 .00 .00 .02 .00 .00 .68 2.27 .00 .45 .28 e1.49
8 .00 .00 s.01 s.83 .00 .76 .53 .06 .13 .00 .00 .00
9 .15 .00 s.15 s.01 .00 s.90 .03 .00 .71 .00 .00 .00
10 .00 s.01 s.45 .00 .06 s.10 .00 .00 .00 .00 .00 .00
11 .00 .00 .00 .00 .73 .00 .00 .00 1.21 .00 .00 .00
12 .00 .00 .00 s.05 .00 .00 .00 .02 .00 .00 .00 .00
13 .69 .00 .00 .00 .00 .00 .16 .01 .00 .00 .00 .00
14 .00 s.01 .00 s.36 .00 .00 .00 .00 .03 .00 .00 .50
15 .00 s.37 .00 .00 .00 s.02 .34 .00 .00 .00 .00 .07
16 .00 s.01 .00 .00 e.28 .00 .59 .00 .01 .00 .00 .00
17 .00 .00 .00 .00 .18 .65 .00 .00 .00 .00 .00 .00
18 .00 s.01 .00 .00 .01 .36 .00 .00 .47 .00 .00 .00
19 .00 .00 .00 .00 .00 .07 .00 .00 .00 .29 .00 .00
20 .00 .00 .00 .00 .03 .00 .69 .00 .00 .00 .00 .03
21 .00 .00 .00 s.07 .00 .00 .20 .00 .00 .12 .00 .00
22 .00 .00 .09 s.08 .00 .00 .00 .00 .01 .11 .00 .00
23 .00 .00 .00 .00 .00 .00 .00 .09 .00 .00 .00 .00
24 .28 .00 s.70 .00 .09 .00 .00 .74 .00 .00 .13 .00
25 .02 .00 s.01 .00 .00 .00 .08 .00 .00 .00 .55 .07
26 .97 .00 .00 .00 .02 .00 .38 .00 e.88 .00 .00 .00
27 s.29 e.39 .00 .00 .15 .00 .00 .00 .00 .00 .00 .00
28 .00 e.04 s.03 .00 .05 .25 .04 .25 .10 .00 .45 .00
29 .00 e.22 s.18 s.05 -- .00 .25 .02 .05 .00 .00 .08
30 .00 e.02 .00 .00 -- .01 .00 .00 .00 .00 .00 .29
31 .00 -- .00 .00 -- .95 -- .00 -- .00 .00 --

TOTAL 2.46 1.60 1.76 2.76 1.78 4.35 4.12 3.97 3.81 2.41 3.36 2.93
s Snowfall-affected precipitation
e Estimated


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data