Station list     Available data
ILLINOIS RIVER BASIN


05532000                   ADDISON CREEK AT BELLWOOD, IL



LOCATION.--Lat 41°52'48", long 87°52'07", in SW1/4SE1/4 sec.9, T.39 N., R.12 E., Cook County, Hydrologic Unit 07120004, on right bank at downstream side of bridge on Washington Boulevard in Bellwood, 1,050 ft upstream from railroad bridge, and at mile 3.2.

DRAINAGE AREA.--17.9 mi2.

PERIOD OF RECORD.--August 1950 to June 1951, October 1951 to current year.

REVISED RECORDS.--WSP 1338: 1952. WSP 1708: 1958, 1959(P). WDR IL-75-1: Drainage area.

GAGE.--Water-stage recorder. Datum of gage is 617.65 ft above sea level (Cook County Highway Department bench mark). Prior to Oct. 26, 1951, at datum 2.00 ft higher.

REMARKS.--Records good except those for estimated daily discharges, which are poor. Gage-height telemeter at station.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1998 TO SEPTEMBER 1999
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 16    8.8 20    e5.0 42    17    8.5 34    42    59    4.3 4.9
2 27    9.0 9.0 e4.7 55    19    8.3 24    82    12    4.1 4.3
3 34    8.5 7.5 e5.5 31    19    8.0 15    31    8.6 4.3 4.6
4 12    16    8.1 e6.4 26    13    13    14    21    8.0 8.2 3.9
5 53    13    7.1 e5.6 18    12    8.6 15    19    6.2 6.1 3.3
 
6 34    8.9 62    e5.3 18    22    11    20    12    5.2 4.7 2.7
7 16    7.4 60    e5.1 16    18    8.2 15    16    9.1 9.5 2.7
8 9.9 8.8 29    e5.0 15    15    23    11    9.0 9.6 6.3 2.8
9 9.6 13    19    e4.9 15    16    e190    9.9 8.2 49    4.9 2.6
10 8.3 116    12    e4.8 14    21    e60    9.3 8.0 12    12    16   
 
11 6.7 39    12    e4.7 34    22    e52    24    47    10    5.7 7.3
12 8.4 20    9.1 e4.7 36    23    45    135    68    11    16    4.1
13 8.0 24    8.6 e4.6 20    22    33    66    151    5.9 8.3 6.5
14 8.0 34    8.5 e4.6 13    18    15    40    101    4.8 7.7 3.2
15 7.6 27    8.0 e5.0 12    26    45    24    84    5.5 6.3 2.8
 
16 7.0 12    9.0 e5.6 13    40    134    14    69    5.4 7.8 6.8
17 128    11    7.6 e15    12    55    72    93    51    31    9.7 8.5
18 104    10    7.1 e35    10    37    41    30    49    9.4 3.8 3.4
19 57    8.9 7.3 e13    10    23    30    21    45    9.3 39    2.7
20 45    9.8 6.4 e11    9.6 17    22    15    32    8.7 16    2.7
 
21 41    8.4 6.3 e20    8.4 14    29    37    27    42    6.6 5.0
22 39    7.3 7.4 e150    8.3 13    108    52    51    59    4.9 11   
23 36    6.9 6.4 181    9.0 13    181    48    20    29    13    7.2
24 29    7.0 6.1 98    8.5 11    83    36    28    30    32    3.0
25 16    7.2 5.3 76    12    11    75    35    11    14    25    2.9
 
26 7.7 7.2 5.2 67    13    9.9 50    16    8.4 8.4 14    3.1
27 36    6.2 5.1 74    50    9.1 101    11    16    8.6 7.1 27   
28 27    5.9 e5.2 72    27    8.8 111    9.0 23    7.7 6.1 136   
29 21    6.0 e5.4 60    ---    8.2 73    8.6 18    6.5 5.4 82   
30 20    36    e5.6 51    ---    8.4 58    8.0 8.3 6.0 5.0 21   
 
31 11    ---    e5.2 45    ---    8.7 ---    11    ---    4.6 5.7 ---   

TOTAL 883.2 503.2 380.5 1049.5 555.8 570.1 1696.6 900.8 1155.9 495.5 309.5 394.0
MEAN 28.5 16.8 12.3 33.9 19.9 18.4 56.6 29.1 38.5 16.0 9.98 13.1
MAX 128 116 62 181 55 55 190 135 151 59 39 136
MIN 6.7 5.9 5.1 4.6 8.3 8.2 8.0 8.0 8.0 4.6 3.8 2.6
CFSM 1.59 .94 .69 1.89 1.11 1.03 3.16 1.62 2.15 .89 .56 .73
IN. 1.84 1.05 .79 2.18 1.16 1.18 3.53 1.87 2.40 1.03 .64 .82

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1950 - 1999, BY WATER YEAR (WY)
MEAN 12.7 14.7 13.9 13.3 15.6 23.3 26.8 19.8 17.0 13.9 16.3 13.5
MAX 46.5 44.5 53.5 39.2 51.5 72.6 59.0 57.9 41.5 46.6 103 61.4
(WY) 1955 1986 1983 1993 1997 1979 1983 1990 1993 1957 1987 1961
MIN .22 .46 1.63 .98 1.38 6.69 7.87 4.25 1.64 .68 .42 .31
(WY) 1953 1954 1954 1954 1963 1956 1971 1952 1956 1955 1953 1952

SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1950 - 1999
ANNUAL TOTAL 8770.7   8894.6      
ANNUAL MEAN 24.0   24.4       16.8  
HIGHEST ANNUAL MEAN 27.6   1983
LOWEST ANNUAL MEAN 3.98 1953
HIGHEST DAILY MEAN 230          May 7 190      A     Apr 9 768      Aug 14 1987
LOWEST DAILY MEAN 1.3       Aug 2 2.6           Sep 9 .00 Sep 14 1962
ANNUAL SEVEN-DAY MINIMUM 3.5       Jul 27 3.2           Sep 3 .10 Oct 6 1952
INSTANTANEOUS PEAK FLOW 385              Apr 9 1120      Aug 14 1987
INSTANTANEOUS PEAK STAGE 6.35         Apr 9 12.84 Aug 14 1987
INSTANTANEOUS LOW FLOW 1.3           Aug 18
ANNUAL RUNOFF (CFSM) 1.34 1.36     .94
ANNUAL RUNOFF (INCHES) 18.23 18.48     12.74
10 PERCENT EXCEEDS 62      59          37     
50 PERCENT EXCEEDS 13      12          8.4  
90 PERCENT EXCEEDS 5.7   5.0       2.5  
A - Estimated.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data