Station list     Available data
ILLINOIS RIVER BASIN


05540275       SPRING BROOK AT 87TH STREET NEAR NAPERVILLE, IL

 

LOCATION.-- Lat 41°43'33", long 88°09'49" (NAD of 1927), in SW1/4SW1/4 sec.36, T.38 N., R.9 E., Du Page County, Hydrologic Unit 07120004, on right bank at upstream side of bridge on 87th Street, 3.0 mi south of Naperville, and at mile 2.9.
 

DRAINAGE AREA.-- 9.90 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1987 to current year.
 

STAGE: Water years 1994 to current year.

SURFACE-WATER QUALITY
 

CHEMICAL: October 1987 to current year.
 

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 647.00 ft above NGVD of 1929.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 1,750 ft3/s, July 18, 1996, gage height, 10.77 ft; minimum daily, no flow, Oct. 11, 1988 and Aug. 25, 2003.
 

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.
Discharge, cubic feet per second, WATER YEAR OCTOBER 2002 TO SEPTEMBER 2003
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 1.0   1.5   e0.69 e0.61 e0.64 e0.63 3.3   46    3.3 1.3   29      3.0  
2 1.6   1.6   e0.70 e0.58 e0.63 e0.62 3.0   53    2.6 1.0   75      3.4  
3 1.5   1.7   e0.68 e0.57 e0.73 e0.65 2.5   31    3.6 0.85 60      2.5  
4 3.3   1.7   e0.66 e0.58 e0.88 e0.66 7.8   22    4.0 0.75 95      2.0  
5 4.0   2.0   e0.64 e0.62 e0.70 e0.67 15      59    3.4 1.7   41      1.5  
 
6 3.2   2.2   e0.62 e0.64 e0.60 e0.66 8.0   38    3.0 4.0   23      1.3  
7 2.6   2.2   e0.62 e0.63 e0.56 e0.67 6.6   23    2.7 7.2   16      1.0  
8 2.0   2.3   e0.61 e0.61 e0.56 e0.68 5.9   16    3.9 7.8   11      0.79
9 1.8   2.4   e0.62 e0.59 e0.56 e0.61 5.2   77    4.7 9.1   9.3   0.68
10 1.3   2.7   e0.62 e0.58 e0.52 e0.62 4.7   52    4.5 6.7   7.8   0.59
 
11 1.0   2.5   e0.60 e0.57 e0.53 e1.0   4.4   48    4.5 5.7   6.3   0.41
12 0.91 2.4   e0.58 e0.58 e0.53 e3.0   3.7   32    3.8 5.0   3.7   0.31
13 0.88 2.3   e0.59 e0.58 e0.52 e10      3.1   23    3.2 3.9   2.5   0.22
14 0.73 2.8   e0.58 e0.56 e0.50 e6.4   3.0   19    2.8 3.4   2.0   2.3  
15 0.56 3.0   e0.61 e0.55 e0.50 e4.0   3.1   16    2.6 23      1.8   2.6  
 
16 0.42 2.7   e0.60 e0.54 e0.50 e3.4   2.8   13    2.0 23      1.6   1.9  
17 0.39 2.4   e0.60 e0.53 e0.53 2.7   2.4   8.4 1.8 13      1.2   1.4  
18 0.62 2.1   e1.3   e0.53 e0.53 2.4   1.8   6.1 1.8 38      0.85 1.1  
19 0.58 e2.7   e1.9   e0.53 e0.52 2.6   1.6   4.9 2.5 24      0.67 0.91
20 0.44 e3.3   e1.3   e0.54 e0.50 5.7   1.6   4.9 2.0 13      0.51 0.62
 
21 0.42 e2.0   e0.90 e0.54 e0.51 5.9   1.6   4.2 1.7 13      0.50 0.45
22 0.61 e1.2   e0.78 e0.54 e0.52 4.7   1.4   3.8 1.8 7.5   0.43 0.79
23 0.66 e1.0   e0.68 e0.54 e0.54 4.3   1.2   3.7 1.8 6.0   0.14 0.57
24 0.42 e0.90 e0.66 e0.53 e0.54 3.7   1.5   3.1 1.5 5.0   0.03 0.59
25 1.0   e0.82 e0.62 e0.53 e0.54 3.6   1.1   2.8 1.4 4.5   0.00 0.64
 
26 1.2   e0.76 e0.58 e0.54 e0.52 3.1   1.3   2.8 1.5 4.0   0.02 1.5  
27 1.3   e0.72 e0.60 e0.56 e0.50 2.7   1.1   2.5 1.5 4.3   0.03 3.0  
28 1.2   e0.70 e0.58 e0.56 e0.62 3.8   0.93 4.0 1.5 9.4   0.15 2.4  
29 1.4   e0.68 e0.56 e0.54 ---      6.4   0.92 2.6 1.6 11      0.18 1.9  
30 1.6   e0.68 e0.62 e0.54 ---      4.4   3.5   2.5 1.5 7.5   0.47 1.6  
 
31 1.4   ---      e0.63 e0.58 ---      3.6   ---      4.6 ---    5.7   0.88 ---     

TOTAL 40.04 55.96 22.33 17.52 15.83 93.87 104.05 628.9 78.5 270.30 391.06 41.97
MEAN 1.29 1.87 0.72 0.57 0.57 3.03 3.47 20.3 2.62 8.72 12.6 1.40
MAX 4.0 3.3 1.9 0.64 0.88 10 15 77 4.7 38 95 3.4
MIN 0.39 0.68 0.56 0.53 0.50 0.61 0.92 2.5 1.4 0.75 0.00 0.22
CFSM 0.13 0.19 0.07 0.06 0.06 0.31 0.35 2.05 0.26 0.88 1.27 0.14
IN. 0.15 0.21 0.08 0.07 0.06 0.35 0.39 2.36 0.29 1.02 1.47 0.16
e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1988 - 2003, BY WATER YEAR (WY)
MEAN 6.89 9.48 7.67 10.3 12.1 12.5 16.8 15.7 12.0 11.1 6.91 5.44
MAX 42.9 20.1 22.6 30.7 44.3 26.1 34.0 46.3 31.3 78.1 27.6 18.2
(WY) 2002 1993 1988 1993 1997 1990 1993 1990 1993 1996 1998 2001
MIN 0.70 0.58 0.69 0.57 0.57 2.36 3.47 1.57 0.78 0.39 0.22 0.36
(WY) 1993 2000 1990 2003 2003 2000 2003 1989 1988 1988 1991 1988

SUMMARY STATISTICS FOR 2002 CALENDAR YEAR FOR 2003 WATER YEAR WATER YEARS 1988 - 2003
ANNUAL TOTAL 3203.54 1760.33
ANNUAL MEAN 8.78 4.82 10.6      
HIGHEST ANNUAL MEAN 15.7       1993
LOWEST ANNUAL MEAN 4.82     2003
HIGHEST DAILY MEAN 207          May 12 95          Aug 4 1370          Jul 18 1996
LOWEST DAILY MEAN 0.13     Sep 15 0.00     Aug 25 0.00 A
ANNUAL SEVEN-DAY MINIMUM 0.39     Sep 13 0.08     Aug 23 0.05     Oct 9 1988
MAXIMUM PEAK FLOW 129          Aug 4 1750          Jul 18 1996
MAXIMUM PEAK STAGE 5.64     Aug 4 10.77     Jul 18 1996
ANNUAL RUNOFF (CFSM) 0.89 0.49 1.07    
ANNUAL RUNOFF (INCHES) 12.04 6.61 14.49    
10 PERCENT EXCEEDS 22      9.2   26         
50 PERCENT EXCEEDS 3.5   1.5   4.9      
90 PERCENT EXCEEDS 0.64 0.53 0.69    

A - Oct. 11, 1988 and Aug. 25, 2003.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data