Station list     Available data
ILLINOIS RIVER BASIN


05535070                   SKOKIE RIVER NEAR HIGHLAND PARK, IL



LOCATION.--Lat 42°09'34", long 87°47'52", in NW1/4SE1/4 sec.35, T.43 N., R.12 E., Lake County, Hydrologic Unit 07120003, on right bank at downstream side of bridge on Clavey Road in Highland Park, and at mile 7.3.

DRAINAGE AREA.--21.1 mi2.

PERIOD OF RECORD.--August 1967 to current year.

REVISED RECORDS.--WSP 2115: 1968. WDR IL-75-1: Drainage area.

GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 622.83 ft above sea level (city of Highland Park bench mark).

REMARKS.--Records good except those for estimated daily discharges, which are poor. Gage-height telemeter at station.

EXTREMES OUTSIDE PERIOD OF RECORD.--Flood of July 1938 reached a stage of 10.6 ft, discharge not determined, from information furnished by Highland Park City Engineer.
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 .70 16    10    e3.3 e50  e26    6.4 34    45    13      .99 .87
2 .80 13    6.8 e3.2 e70  e23    6.1 27    142    6.9   .69 1.3  
3 1.3   10    5.8 e3.2 e80  e30    6.0 24    50    5.8   .71 1.0  
4 .93 13    5.4 e3.3 e60  e22    8.9 22    31    4.9   .26 .82
5 46      10    5.3 e3.5 e50  e18    7.0 20    25    4.0   .41 .95
 
6 23      5.9 33    e3.6 e42  e20    8.5 37    27    3.2   .04 .86
7 16      4.2 65    e3.8 e45  e22    6.0 26    53    1.0   .78 .73
8 10      4.6 31    e3.8 e41  e17    23    21    18    1.0   2.3   .67
9 6.3   4.7 24    e3.7 e44  e18    350    18    13    2.9   2.3   .43
10 3.2   152    19    e3.5 e41  e25    190    16    12    1.8   .56 .49
 
11 2.5   93    15    e3.4 e47  e24    90    15    21    1.3   .29 .41
12 1.9   47    13    e3.3 e56  e25    47    83    14    .97 6.3   1.6  
13 1.8   32    9.9 e3.3 e40  e26    34    29    257    .98 4.7   3.7  
14 1.8   27    7.6 e3.4 e33  e25    29    17    332    .86 1.8   1.9  
15 1.8   23    6.3 e4.1 e32  e20    43    13    86    .59 1.1   1.2  
 
16 1.0   21    6.1 13    e32  e30    229    12    48    .32 .80 1.1  
17 127      19    7.0 25    e31  e54    127    44    28    1.1   .69 1.1  
18 276      15    5.6 42    e31  e96    61    34    23    2.4   .58 .81
19 76      12    4.8 31    e30  e60    44    27    21    2.3   73      .76
20 32      9.9 4.1 26    e28  e45    48    19    18    2.1   11      1.0  
 
21 22      8.7 3.9 28    e19  e38    72    19    17    7.9   5.8   11     
22 18      8.1 3.7 291    e15  e35    395    20    15    9.2   4.2   3.6  
23 13      7.9 e3.6 425    e11  e32    734    21    16    28      2.8   1.6  
24 10      7.9 e3.5 336    e12  e29    344    22    14    25      14      1.3  
25 8.0   7.0 e3.5 164    e13  e24    159    14    9.0 9.1   17      .95
 
26 5.4   6.9 e3.5 87    e16  e18    74    11    6.1 6.1   10      .94
27 9.3   5.5 e3.6 e80    e25  e14    74    9.6 7.0 3.9   7.2   3.7  
28 17      5.3 e3.6 e84    e34  e11    199    8.2 8.6 1.7   7.7   133     
29 16      5.2 e3.5 e72    ---  6.9 76    6.7 6.3 1.3   3.9   83     
30 40      13    e3.4 e60    ---  5.4 45    5.6 5.1 1.0   1.5   28     
 
31 24      ---    e3.3 e52    ---  6.6 ---    31    ---    1.3   .93 ---     

TOTAL 812.73 607.8 323.8 1868.4 1028 845.9 3535.9 706.1 1368.1 151.92 184.33 288.79
MEAN 26.2 20.3 10.4 60.3 36.7 27.3 118 22.8 45.6 4.90 5.95 9.63
MAX 276 152 65 425 80 96 734 83 332 28 73 133
MIN .70 4.2 3.3 3.2 11 5.4 6.0 5.6 5.1 .32 .04 .41
CFSM 1.24 .96 .50 2.86 1.74 1.29 5.59 1.08 2.16 .23 .28 .46
IN. 1.43 1.07 .57 3.29 1.81 1.49 6.23 1.24 2.41 .27 .32 .51

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1967 - 1999, BY WATER YEAR (WY)
MEAN 12.2 18.7 19.8 17.2 24.4 37.2 40.7 24.3 21.7 15.4 16.9 15.3
MAX 51.4 69.9 79.3 60.3 71.0 119 118 90.5 64.4 55.0 69.7 98.0
(WY) 1987 1986 1983 1999 1997 1979 1999 1996 1969 1969 1987 1986
MIN 2.01 4.23 2.53 2.83 3.28 8.60 7.63 3.48 1.92 1.31 3.40 2.38
(WY) 1989 1977 1977 1977 1978 1968 1989 1992 1988 1991 1991 1982

SUMMARY STATISTICS FOR 1998 CALENDAR YEAR FOR 1999 WATER YEAR WATER YEARS 1967 - 1999
ANNUAL TOTAL 9735.00 11721.77
ANNUAL MEAN 26.7   32.1   22.0      
HIGHEST ANNUAL MEAN 33.2       1993
LOWEST ANNUAL MEAN 7.83     1977
HIGHEST DAILY MEAN 276          Oct 18 734          Apr 23 734          Apr 23 1999
LOWEST DAILY MEAN .56     Aug 18,Sept. 28 .04     Aug 6 .00     A
ANNUAL SEVEN-DAY MINIMUM .59     Aug 15 .55     Aug 1 .00     Jun 14 1988
INSTANTANEOUS PEAK FLOW 880          Apr 23 895      B Aug 14 1987
INSTANTANEOUS PEAK STAGE 9.09     Apr 23 9.13     Feb 21 1997
INSTANTANEOUS LOW FLOW .00     C
ANNUAL RUNOFF (CFSM) 1.26 1.52 1.04    
ANNUAL RUNOFF (INCHES) 17.16 20.67 14.14    
10 PERCENT EXCEEDS 70      72      48         
50 PERCENT EXCEEDS 14      13      9.4      
90 PERCENT EXCEEDS .90 1.0   2.3      
A - At times in 1988, 89, 91.
B - Gage height, 9.09 ft.
C - Aug. 4, 6, 7, 11, 12.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data