Station list     Available data
ILLINOIS RIVER BASIN


05531410       SALT CREEK AT 22ND STREET AT OAK BROOK, IL



LOCATION.-- Lat 41°50'50", long 87°56'10", in SE1/4SW1/4 sec.24, T.39 N., R.11 E., Du Page County, Hydrologic Unit 07120004, on left bank at downstream side of bridge on 22nd Street in Oak Brook and at mile 14.9.

DRAINAGE AREA.-- 103 mi2.

PERIOD OF RECORD.--
STAGE: June 1994 to current year.
PRECIPITATION: October 1995 to current year.

GAGE.-- Water-stage recorder and an 8-in.-diameter, unheated, tipping-bucket rain gage. Datum of gage is 600.00 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.--
STAGE: Maximum gage height, 55.03 ft, Feb. 21, 1997; minimum, 46.76 ft, Sept. 27, 28, 1995.
PRECIPITATION: Maximum daily total, 3.38 in., September 11, 2000, but may have been greater during periods of missing record.

EXTREMES FOR CURRENT YEAR.--Maximum, 3.38 in., September 11, 2000.

PRECIPITATION, TOTAL, INCHES, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAILY SUM VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
1 0.00 0.00 0.00 0.00 0.00 0.04 0.00 0.11 0.18 0.00 0.07 0.00
2 .03 .00 .00 .03 .00 .00 .00 .08 .01 1.18 .09 .00
3 .67 .00 .12 .17 s.14 .00 .00 .00 .00 .28 .00 .00
4 .00 .00 .84 s.01 s.04 .00 .01 .00 .04 .00 .00 .00
5 .00 .00 .81 .00 .00 .00 .00 .00 .33 .00 .32 .00
6 .00 .00 .00 .00 .00 .00 .00 .00 .00 .00 .52 .00
7 .00 .00 .00 .00 .00 .00 .33 .00 .00 .00 .00 .00
8 .00 .00 .00 .03 .00 .01 .18 e1.12 .00 .00 .00 .02
9 .00 .00 .06 .12 .00 .00 .00 e.87 .00 .00 .00 .00
10 .00 .00 .00 .14 .00 .00 .07 .00 .00 1.85 .00 .04
11 .00 .00 .00 .00 .00 .00 .01 .40 .69 .00 .00 3.38
12 .00 .00 .00 .00 .00 .00 .00 .53 .81 .00 .00 .76
13 .03 .00 .00 .00 .00 .03 .00 .00 .25 .00 .00 .00
14 .00 .00 .08 .00 s.12 .00 .00 .00 .56 .00 .00 .42
15 .00 .00 .11 .00 .00 .52 .00 .00 .00 .00 .00 .00
16 .17 .00 .01 .00 .00 .00 .82 .18 .05 .00 .00 .00
17 .00 .00 .00 .00 .00 .00 .00 .01 .00 .00 .51 .00
18 .00 .00 s.07 .00 .00 .00 .00 .70 .00 .02 .00 .00
19 .01 .03 s.03 .00 s.06 .20 .62 .01 .00 .00 .00 .00
20 .00 .00 .05 .00 s.14 .32 2.10 .00 .38 .00 .00 .38
21 .00 .00 .00 .00 s.14 .00 .30 .00 .00 .00 .00 .00
22 .00 .05 .00 .00 .00 .00 .00 .04 .00 .00 .00 .95
23 .00 .56 .00 .00 .00 .00 .28 .00 .14 .00 .04 .12
24 .00 .00 .00 .00 .44 .12 .00 .00 1.17 .00 .00 .19
25 .00 .00 .00 .00 .00 .00 .00 .00 .01 .00 .00 .00
26 .00 .04 .00 s.03 .10 .13 .00 .06 .01 .00 .00 .00
27 .00 .00 .00 s.01 .00 .02 .00 1.00 .00 .01 .00 .00
28 .00 .00 .00 .00 .00 .01 .01 .18 .08 .02 .00 .00
29 .00 .00 .00 .00 .00 .00 .00 .01 .00 .00 .00 .00
30 .00 .00 .00 .00 -- .00 .00 .09 .00 1.56 .00 .00
31 .00 -- .00 .00 -- .00 -- .60 -- .54 .00 --

TOTAL 0.91 0.68 2.18 0.54 1.18 1.40 4.73 5.99 4.71 5.46 1.55 6.26
s Snowfall-affected precipitation
e Estimated


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data