Station list     Available data
ILLINOIS RIVER BASIN


415737088031100                         SPRING CREEK RESERVOIR NEAR BLOOMINGDALE, IL



LOCATION.--Latitude 41°57'37", longitude 88°03'11", in SE1/4NE1/4NE1/4 sec.14, R.10 E., T.40 N., Du Page County.

PERIOD OF RECORD.--July 18, 1997 to current year.

GAGE.--An 8-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.

MAXIMUM FOR PERIOD OF RECORD.--Maximum, 1.95 in., May 7, 1998

MAXIMUM FOR WATER YEAR 1997.--Maximum recorded, 1.05 in., July 18, 1997.

MAXIMUM FOR WATER YEAR 1998.--Maximum, 1.95 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 -- -- -- -- -- -- -- -- -- -- e.50 .00
4 -- -- -- -- -- -- -- -- -- -- e.25 .00
5 -- -- -- -- -- -- -- -- -- -- .00 .00
6 -- -- -- -- -- -- -- -- -- -- .00 .00
7 -- -- -- -- -- -- -- -- -- -- .00 .00
8 -- -- -- -- -- -- -- -- -- -- .00 e.02
9 -- -- -- -- -- -- -- -- -- -- .00 .00
10 -- -- -- -- -- -- -- -- -- -- .00 .00
11 -- -- -- -- -- -- -- -- -- -- e.70 .00
12 -- -- -- -- -- -- -- -- -- -- e.71 .00
13 -- -- -- -- -- -- -- -- -- -- .00 .00
14 -- -- -- -- -- -- -- -- -- -- .00 .00
15 -- -- -- -- -- -- -- -- -- -- e.37 .00
16 -- -- -- -- -- -- -- -- -- -- e.79 .75
17 -- -- -- -- -- -- -- -- -- -- e.85 .20
18 -- -- -- -- -- -- -- -- -- 1.05 e.01 .00
19 -- -- -- -- -- -- -- -- -- .00 .00 .63
20 -- -- -- -- -- -- -- -- -- .00 .00 .00
21 -- -- -- -- -- -- -- -- -- .00 .00 .00
22 -- -- -- -- -- -- -- -- -- .02 .00 .03
23 -- -- -- -- -- -- -- -- -- .00 e.02 .05
24 -- -- -- -- -- -- -- -- -- .00 .00 .00
25 -- -- -- -- -- -- -- -- -- .00 .00 .00
26 -- -- -- -- -- -- -- -- -- .32 .00 .00
27 -- -- -- -- -- -- -- -- -- .00 .00 .00
28 -- -- -- -- -- -- -- -- -- .00 .00 .00
29 -- -- -- -- -- -- -- -- -- .00 .00 .00
30 -- -- -- -- -- -- -- -- -- .00 .01 .00
31 -- -- -- -- -- -- -- -- -- .00 .00 --

TOTAL -- -- -- -- -- -- -- -- -- -- 4.21 1.68
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 e0.02 s0.01 0.18 s0.01 0.09 0.00 0.01 0.00 0.00 0.00
2 .00 .02 .00 .00 .00 s.05 .00 .00 .00 .00 .00 .00
3 .00 .11 .15 .39 .00 s.04 .00 .12 .02 e1.01 .35 .01
4 .10 .00 .00 .30 .00 s.11 .00 .00 .00 e.01 e1.21 .00
5 .00 .17 .00 .31 .00 .00 .00 .17 .09 .00 e1.50 .00
6 .00 .26 .00 .30 .00 .04 .00 .07 .00 .00 e.11 e.01
7 .00 .00 .00 .02 .00 .00 .67 1.95 .00 .38 e.32 e.96
8 .00 .00 .00 s.43 .00 .81 .51 .03 .13 .00 .00 .00
9 e.21 .00 s.11 s.06 .00 s.20 .05 .00 .51 .00 .00 .00
10 .00 s.02 s.38 .00 e.03 .00 .00 .00 .00 .00 .00 .00
11 .00 .00 .00 s.01 e.65 .00 .00 .00 .87 .00 .00 .00
12 .00 .00 .00 s.02 .00 .00 .00 .14 .00 .00 .00 .00
13 .65 .00 .00 .00 .00 .00 .15 .00 .04 .00 .00 .00
14 .00 s.06 .00 .00 .00 .00 .00 .00 .00 .00 .00 e.79
15 .00 s.06 .00 .00 .00 s.02 .36 .00 .00 .00 .00 e.03
16 .00 .00 .00 .00 e.30 .00 .28 .00 .00 .00 .00 .00
17 .00 s.01 .00 .00 e.11 .67 .00 .00 .00 .00 .00 .00
18 .00 s.01 .00 .00 .00 .34 .00 .00 .91 .00 .00 .00
19 .00 .00 .00 .00 .00 .04 .00 .00 .00 e.56 .00 .00
20 .00 .00 .00 .00 .03 .00 .62 .00 .00 .00 .00 e.03
21 .00 .00 .00 .00 .02 .00 .12 .00 .00 .00 .00 .00
22 .00 .00 .11 .00 .00 .00 .00 .00 .00 .07 e.28 .00
23 .00 .00 .00 .00 .00 .00 .00 .02 .00 .00 .00 .00
24 .31 .00 s.30 .00 .10 .00 .00 .21 .00 .00 e.52 .01
25 .05 .00 s.25 .00 .00 .00 .04 .00 .00 .00 1.65 .00
26 1.07 .00 .00 .00 .01 .00 .31 .00 e.54 .00 .00 .00
27 s.21 e.33 .00 .00 .11 .00 .00 .00 e.02 .00 .00 .00
28 .00 e.02 .00 .00 .03 .23 .03 .30 e.53 .00 .43 .00
29 .00 e.23 s.05 s.07 -- .00 .26 .06 e.07 .00 .00 e.07
30 .00 e.04 s.01 .00 -- .00 .00 .00 .00 .00 .00 e.37
31 .00 -- .00 .00 -- .89 -- .00 -- .00 .00 --

TOTAL 2.60 1.38 1.38 1.92 1.57 3.45 3.49 3.07 3.74 2.03 6.37 2.28
s Snowfall-affected precipitation
e Estimated


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data