Station list     Available data
ILLINOIS RIVER BASIN


05535000       SKOKIE RIVER AT LAKE FOREST, IL

 

LOCATION.-- Lat 42°13'57", long 87°50'41" (NAD of 1927), in NW1/4SW1/4 sec.4, T.43 N., R.12 E., Lake County, Hydrologic Unit 07120003, on right bank at upstream side of bridge on Westleigh Road at Lake Forest and at mile 13.1.

 

DRAINAGE AREA.-- 13.0 mi2.

 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

 

DISCHARGE: October 1951 to current year. Prior to October 1952, records published with those for streams in the St. Lawrence River Basin (WSP 1237).

 

STAGE: Water years 1994-2002.

 

REVISED RECORDS.-- WDR IL-75-1: Drainage area.

 

GAGE.-- Water-stage recorder and phone telemeter. Datum of gage is 648.75 ft above NGVD of 1929.

 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 580 ft3/s, Oct. 13, 2001, gage height, 7.78 ft; maximum gage height, 8.35 ft, July 22, 1982; no flow many days in 1959.

 

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
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
112   16   16   e2.013   7.79.97.92.61.1  1.2  1.00
211   15   12   e1.911   11   14   23   2.40.940.5141     
39.914   9.9e1.78.513   10   10   21   0.750.4322     
413   14   10   e1.69.112   8.07.3177   0.620.5311     
520   13   5.7e1.69.39.47.36.5112   0.550.926.2  
 
610   13   4.5e1.75.310   5.66.648   0.550.633.2  
78.913   4.0e1.86.214   10   5.829   0.650.601.7  
85.311   3.3e1.98.659   49   6.521   0.590.551.2  
93.411   2.7e1.812   62   88   18   18   19     0.461.0  
106.111   2.5e1.725   33   42   10   17   3.9  0.450.95
 
118.49.52.3e1.720   25   29   39   25   1.8  0.390.86
1246   8.64.2e1.917   21   23   153   15   1.3  0.382.2  
13236   9.122   e2.415   19   20   53   12   1.0045     0.55
14297   8.013   e3.010   16   e17   33   12   0.8429     0.47
15105   7.211   4.110   13   e14   25   12   0.7313     0.41
 
1650   6.49.75.39.910   e12   40   7.10.758.1  0.42
1730   5.611   6.68.58.6e10   34   3.90.635.3  0.42
1822   3.86.86.47.86.4e8.223   3.50.632.5  5.6  
1919   3.510   3.217   4.87.018   2.30.684.5  6.5  
2017   2.17.43.036   4.96.313   1.80.653.5  11     
 
2116   1.95.62.934   4.37.79.91.60.6311     6.6  
2220   1.66.23.024   3.78.16.01.40.69188     8.8  
23261   1.46.34.219   3.36.15.91.20.5963     4.0  
24180   5.84.64.416   3.16.06.61.00.5832     1.9  
2599   10   e3.33.914   2.66.87.81.10.6421     0.99
 
2649   5.82.73.712   4.04.85.95.30.9815     0.81
2730   6.72.53.911   2.39.34.65.41.6  9.4  0.75
2823   3.32.14.59.22.415   4.12.91.007.9  0.61
2920   9.31.94.7---   17   12   3.71.61.1  5.2  28     
3019   30   1.74.3---   16   8.03.21.30.742.4  11     
 
3118   ---   e1.96.1---   11   ---   2.9---   0.581.2  ---     

TOTAL1665.0270.6206.8100.9398.4429.5474.1593.2565.446.79474.05181.14
MEAN53.719.0206.6713.25514.2313.8515.8019.1418.851.50915.296.038
MAX29730226.63662881531771918841
MIN3.41.41.71.65.32.34.82.91.00.550.380.41
CFSM4.130.690.510.251.091.071.221.471.450.121.180.46
IN.4.760.770.590.291.141.231.361.701.620.131.360.52

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1952 - 2002, BY WATER YEAR (WY)
MEAN8.02310.3710.789.71913.7522.3824.7115.5112.628.2227.3658.466
MAX53.744.553.742.435.582.356.954.341.633.341.761.7
(WY)200219861983197419971979198319961996199319721986
MIN0.830.731.200.291.084.015.952.260.911.291.261.12
(WY)195720001959195919631956198619881988199119551979

SUMMARY STATISTICSFOR 2001 CALENDAR YEARFOR 2002 WATER YEARWATER YEARS 1952 - 2002
ANNUAL TOTAL6486.255405.88
ANNUAL MEAN17.7714.8112.64    
HIGHEST ANNUAL MEAN22.2      1974
LOWEST ANNUAL MEAN3.54    1963
HIGHEST DAILY MEAN297         Oct 14297         Oct 14444         Sep 27 1986
LOWEST DAILY MEAN0.13    Jul 60.38    Aug 120.00    A
ANNUAL SEVEN-DAY MINIMUM0.29    Jun 300.49    Aug 60.00    Jan 3 1959
MAXIMUM PEAK FLOW580         Oct 13580      BOct 13 2001
MAXIMUM PEAK STAGE7.78    Oct 138.35    Jul 22 1982
INSTANTANEOUS LOW FLOW0.32    C
ANNUAL RUNOFF (CFSM)1.371.140.97    
ANNUAL RUNOFF (INCHES)18.5615.4713.21    
10 PERCENT EXCEEDS36     29     28         
50 PERCENT EXCEEDS8.2  6.6  5.3      
90 PERCENT EXCEEDS0.740.791.4      

A - Many days in 1959.

B - Gage height, 7.78 ft.

C - Aug. 11, 12, Sept. 15, 17.



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data