Station list     Available data
ILLINOIS RIVER BASIN


05540091       SPRING BROOK AT FOREST PRESERVE NEAR WARRENVILLE, IL

 

LOCATION.-- Lat 41°50'07", long 88°10'58" (NAD of 1927), in SW1/4SW1/4 sec.26, T.39 N., R.9 E., Du Page County, Hydrologic Unit 07120004, on right bank on upstream side of footbridge in Roy C. Blackwell Forest Preserve, 0.7 mi upstream from the confluence with the West Branch Du Page River and 1 mi northwest of Warrenville.
 

DRAINAGE AREA.-- 6.83 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1991 to current year.
 

STAGE: December 1993 to February 1994, April 1994 to current year.
 

GAGE.-- Water-stage recorder and crest-stage gage. Datum of gage is 690.15 ft above NGVD of 1929.
 

REMARKS.-- Effluent from sewage-treatment plant 3 mi upstream.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 393 ft3/s, July 18, 1996, gage height, 12.60 ft; no flow, Nov. 25, 1999.
 

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.
DISCHARGE, in CFS, WATER YEAR OCTOBER 2001 TO SEPTEMBER 2002
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 12  18    19  10    13    14  16  21    8.9 8.5 7.4 8.2
2 11  17    16  e9.8 12    14  19  22    7.6 8.0 6.3 9.7
3 12  15    15  e9.4 11    16  16  19    9.1 7.5 5.8 11   
4 14  14    14  10    11    14  14  17    60    6.8 6.8 8.6
5 59  15    13  10    9.4 12  14  16    36    6.5 21    7.2
 
6 26  15    13  10    9.2 13  13  16    25    6.9 11    6.7
7 21  14    13  10    9.4 20  17  15    21    6.7 7.5 7.0
8 18  13    13  10    11    47  43  14    19    6.7 6.5 7.0
9 16  11    12  9.9 13    75  62  20    17    88    5.3 8.6
10 15  11    12  9.7 25    41  33  16    19    22    5.8 8.0
 
11 17  10    12  9.3 22    33  30  47    26    17    6.0 8.3
12 26  11    12  9.5 20    28  26  126    17    14    6.4 7.8
13 128  10    22  9.8 17    25  24  40    14    11    23    7.6
14 224  17    16  10    15    24  23  27    23    9.8 26    7.6
15 59  17    14  10    15    23  21  24    18    8.2 15    7.6
 
16 41  12    13  9.6 14    23  19  42    14    7.8 11    8.1
17 31  9.7 15  9.9 13    23  18  36    13    7.8 9.4 8.0
18 30  10    14  9.6 13    20  17  31    12    7.2 8.2 11   
19 26  18    14  9.5 18    17  16  27    11    7.9 9.7 11   
20 22  14    14  9.4 38    16  30  22    8.6 7.6 9.3 15   
 
21 21  11    13  9.7 28    14  27  19    10    7.0 7.6 14   
22 19  11    13  9.6 24    13  24  17    10    7.1 51    12   
23 62  13    14  9.8 22    13  20  16    9.2 6.8 25    12   
24 53  e15    13  10    20    12  21  15    7.4 6.3 19    10   
25 48  e22    12  9.5 18    11  25  16    15    6.7 16    11   
 
26 40  e18    12  8.8 17    11  19  14    19    7.0 13    e6.6
27 32  e15    12  9.1 16    11  26  13    13    9.8 11    e6.2
28 31  e14    12  9.4 15    11  37  12    10    8.9 9.7 e5.8
29 27  e17    11  8.8 ---    19  26  11    7.8 9.3 8.5 e7.0
30 24  21    11  8.8 ---    22  23  10    7.4 8.1 8.0 e7.2
 
31 20  ---    10  11    ---    16  ---  9.7 ---    7.3 8.0 ---   

TOTAL 1185 428.7 419 299.9 469.0 651 719 750.7 488.0 350.2 384.2 265.8
MEAN 38.23 14.29 13.52 9.674 16.75 21.00 23.97 24.22 16.27 11.30 12.39 8.860
MAX 224 22 22 11 38 75 62 126 60 88 51 15
MIN 11 9.7 10 8.8 9.2 11 13 9.7 7.4 6.3 5.3 5.8
CFSM 5.60 2.09 1.98 1.42 2.45 3.07 3.51 3.55 2.38 1.65 1.81 1.30
IN. 6.45 2.33 2.28 1.63 2.55 3.55 3.92 4.09 2.66 1.91 2.09 1.45
e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1992 - 2002, BY WATER YEAR (WY)
MEAN 13.96 14.21 12.10 15.82 16.98 18.24 23.34 18.00 18.18 12.25 11.90 11.31
MAX 38.2 20.9 17.9 29.5 35.4 28.5 34.4 26.7 30.2 29.6 17.4 19.3
(WY) 2002 1995 1993 1993 1997 1998 1993 1996 1993 1996 1997 2001
MIN 7.35 6.49 7.72 8.92 7.37 10.1 8.35 6.98 7.41 8.44 7.33 6.60
(WY) 1995 1994 1994 1994 1996 2000 1994 1994 1992 1995 1999 1995

SUMMARY STATISTICS FOR 2001 CALENDAR YEAR FOR 2002 WATER YEAR WATER YEARS 1992 - 2002
ANNUAL TOTAL 6777.8   6410.5  
ANNUAL MEAN 18.57 17.56 15.50
HIGHEST ANNUAL MEAN 18.8   1993
LOWEST ANNUAL MEAN 11.3   1994
HIGHEST DAILY MEAN 224          Oct 14 224          Oct 14 309      Jul 18 1996
LOWEST DAILY MEAN 4.6       Aug 12 5.3       Aug 9 3.8   Nov 25 1999
ANNUAL SEVEN-DAY MINIMUM 6.0       Jul 11 6.9       Jul 20 4.6   Nov 5 1993
MAXIMUM PEAK FLOW 364          Oct 13 393      Jul 18 1996
MAXIMUM PEAK STAGE 12.34     Oct 13 12.60 Jul 18 1996
INSTANTANEOUS LOW FLOW 4.3       A 0.00 Nov 25 1999
ANNUAL RUNOFF (CFSM) 2.72 2.57 2.27
ANNUAL RUNOFF (INCHES) 36.92 34.92 30.83
10 PERCENT EXCEEDS 30      27      28     
50 PERCENT EXCEEDS 15      13      11     
90 PERCENT EXCEEDS 7.9   7.6   6.6  

A - Aug. 3, 9, 10.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data