Station list     Available data
ILLINOIS RIVER BASIN


05536500                         TINLEY CREEK NEAR PALOS PARK, IL



LOCATION.--Lat 41°38'48", long 87°45'59", in SW1/4SE1/4 sec.32, T.37 N., R.13 E., Cook County, Hydrologic Unit 07120003, on left bank at downstream side of bridge on 135th Street, 1.5 mi west of State Highway 50, 3 mi southeast of Palos Park, and at mile 1.8.

DRAINAGE AREA.--11.2 mi2.

PERIOD OF RECORD.--July 1951 to current year. Prior to October 1952, records published with those for streams in the St. Lawrence River basin (WSP 1237).

REVISED RECORDS.--WDR IL-75-1: Drainage area. WDR IL-81-2: 1955(M), 1957(M), 1970(M), 1978(M).

GAGE.--Water-stage recorder. Datum of gage is 607.40 ft above sea level.

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 7.6   5.9   3.2   e.64 15    6.3 2.6 12    63    12      .85 1.7  
2 4.0   3.7   2.1   e.60 38    5.3 2.4 8.2 264    9.3   1.1   1.5  
3 13      2.5   1.6   e.88 30    12    2.3 6.2 34    6.2   1.2   1.4  
4 5.9   2.2   1.3   e1.4   19    8.7 5.3 5.0 17    4.8   .93 1.2  
5 3.6   3.6   1.3   e1.3   12    6.7 5.6 4.3 10    3.3   .79 1.1  
 
6 4.8   3.7   24      e1.2   11    14    5.4 6.2 7.0 2.5   .67 1.1  
7 5.6   2.5   90      e1.2   9.4 17    4.3 7.3 5.2 2.0   1.0   .92
8 3.5   2.1   19      e1.2   7.4 16    3.3 5.2 3.7 1.9   .85 .80
9 2.4   2.2   8.8   e1.1   6.5 13    60    4.2 3.2 1.4   .69 .68
10 e.88 101      5.4   e1.1   5.7 12    27    3.5 2.7 1.1   .54 .70
 
11 e.56 30      3.8   e1.1   5.8 13    26    3.1 22    .91 .42 .75
12 .50 11      3.0   e1.0   9.7 13    15    47    36    1.1   1.9   .75
13 .61 6.7   2.4   e1.0   8.0 15    9.0 28    94    .88 5.2   2.2  
14 .45 4.7   2.1   e1.0   5.3 13    6.3 13    42    .79 3.4   1.6  
15 .44 3.7   1.8   e1.0   4.9 18    30    7.5 15    .66 2.1   1.1  
 
16 .63 2.8   1.6   e1.0   4.5 50    219    5.5 8.4 .52 1.3   .85
17 3.8   2.3   1.5   e1.7   4.3 81    51    39    6.0 3.5   1.1   1.0  
18 41      1.9   1.3   e38      3.7 36    24    21    4.5 7.5   .77 .95
19 12      1.7   1.1   51      3.4 19    15    11    3.6 4.5   5.5   .63
20 4.9   1.5   .91 35      2.9 13    10    6.7 3.1 3.5   5.6   .54
 
21 2.9   1.3   .88 26      2.6 11    13    25    2.7 3.4   3.2   .53
22 2.0   1.2   .89 374      2.4 7.6 99    98    28    16      2.3   .69
23 1.4   1.0   .85 427      2.1 6.4 192    40    50    6.6   1.7   .50
24 1.1   1.0   .76 141      2.1 5.3 36    24    241    5.1   42      .91
25 1.0   .95 .67 54      2.4 4.7 18    12    35    3.1   63      .46
 
26 .92 1.1   .68 32      2.8 3.9 11    7.1 21    2.0   18      .82
27 2.0   1.1   .68 38      7.6 3.5 146    5.1 24    1.5   8.5   .46
28 29      1.0   .62 45      7.2 3.2 215    4.1 12    1.5   5.4   8.2  
29 17      .98 e.64 26      ---    2.9 41    3.3 9.5 1.1   3.7   16     
30 51      1.1   e.76 18      ---    2.7 21    2.8 6.2 1.2   2.8   7.0  
 
31 12      ---      e.69 14      ---    2.6 ---    13    ---    1.0   2.1   ---     

TOTAL 236.49 206.43 184.33 1337.42 235.7 435.8 1315.5 478.3 1073.8 110.86 188.61 57.04
MEAN 7.63 6.88 5.95 43.1 8.42 14.1 43.8 15.4 35.8 3.58 6.08 1.90
MAX 51 101 90 427 38 81 219 98 264 16 63 16
MIN .44 .95 .62 .60 2.1 2.6 2.3 2.8 2.7 .52 .42 .46
CFSM .68 .61 .53 3.85 .75 1.26 3.92 1.38 3.20 .32 .54 .17
IN. .79 .69 .61 4.44 .78 1.45 4.37 1.59 3.57 .37 .63 .19

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1951 - 1999, BY WATER YEAR (WY)
MEAN 6.29 9.41 10.1 11.2 13.2 21.5 21.6 14.5 10.8 6.31 4.88 5.25
MAX 87.0 46.2 57.7 43.1 69.8 90.2 50.7 43.5 50.2 58.5 28.3 38.2
(WY) 1955 1991 1983 1999 1997 1979 1970 1991 1993 1996 1987 1993
MIN .000 .17 .15 .062 .19 2.24 1.52 1.79 .67 .15 .003 .000
(WY) 1953 1954 1964 1977 1963 1981 1963 1963 1965 1956 1964 1953

SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1951 - 1999
ANNUAL TOTAL 5950.67 5860.28
ANNUAL MEAN 16.3   16.1   11.2      
HIGHEST ANNUAL MEAN 22.7       1993
LOWEST ANNUAL MEAN 2.27     1963
HIGHEST DAILY MEAN 473          May 7 427          Jan 23 891          Oct 10 1954
LOWEST DAILY MEAN .39     Aug 2 .42     Aug 11 .00     A
ANNUAL SEVEN-DAY MINIMUM .48     Jul 28 .58     Oct 10 .00     Oct 1 1952
INSTANTANEOUS PEAK FLOW 575          Jan 23 2010  B,C Jul 18 1996
INSTANTANEOUS PEAK STAGE 7.46     Jan 23 10.30     Oct 10 1954
INSTANTANEOUS LOW FLOW .35     D
ANNUAL RUNOFF (CFSM) 1.46 1.43 1.00    
ANNUAL RUNOFF (INCHES) 19.76 19.46 13.61    
10 PERCENT EXCEEDS 41      36      25         
50 PERCENT EXCEEDS 4.3   3.7   2.6      
90 PERCENT EXCEEDS .92 .80 .17    
A - At times in most years.
B - From rating curve extended above 800 ft3/s on a basis of indirect measurement of flow through culvert.
C - Gage height, 10.25 ft.
D - Oct. 12, 14, Aug. 11, 12.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data