Station list     Available data
ILLINOIS RIVER BASIN


05551200       FERSON CREEK NEAR ST. CHARLES, IL



LOCATION.-- Lat 41°56'00", long 88°20'30", in NE1/4SE1/4 sec.20, T.40 N., R.8 E., Kane County, Hydrologic Unit 07120007, on right bank at downstream side of bridge on Randall Road, 2.4 mi northwest of St. Charles, and at mile 2.2.

DRAINAGE AREA.-- 51.7 mi2.

PERIOD OF RECORD.--
SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: December 1960 to current year.
 

STAGE: Water years 1994-2000.

REVISED RECORDS.-- WDR IL-75-1: Drainage area. WDR IL-82-2: 1966(M), 1968(M), 1970-71(M), 1973(M), 1978-79(M).

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 704.84 ft above sea level.

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor.
DISCHARGE, IN CUBIC FEET PER SECOND, WATER YEAR OCTOBER 1999 TO SEPTEMBER 2000
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 37    7.6 5.7 9.2 e10  49  15  30  60  33    111    5.0
2 23    6.9 6.0 11    e10  41  15  30  102  31    58    4.5
3 20    7.1 7.0 15    e10  37  15  27  74  251    35    4.3
4 51    6.9 9.5 19    e10  33  15  25  50  183    27    4.0
5 36    8.0 68    28    e10  32  14  23  56  91    22    3.9
 
6 25    8.2 81    15    e10  29  14  22  52  62    28    3.4
7 21    7.4 47    13    e10  28  14  21  39  46    23    3.1
8 16    7.0 33    12    e10  27  20  21  30  38    20    3.0
9 16    7.6 26    16    e11  27  19  35  25  34    15    4.0
10 14    7.1 24    29    e12  23  18  88  21  75    13    3.9
 
11 13    7.5 19    34    e16  21  17  62  27  79    10    6.7
12 13    6.9 17    25    e16  20  17  54  55  50    9.8 113   
13 9.9 6.9 16    21    e14  20  15  40  95  37    9.5 52   
14 9.3 6.9 14    e20    e13  20  15  31  104  29    8.8 30   
15 8.7 6.2 14    17    e13  20  15  26  87  24    8.2 22   
 
16 8.9 6.0 e14    15    e12  20  15  27  60  21    7.0 11   
17 9.4 7.0 14    11    e14  17  27  28  45  19    10    7.5
18 9.1 6.5 e14    e11    e14  17  25  31  36  17    14    6.3
19 9.9 5.9 13    e11    e15  18  44  57  29  16    11    5.5
20 9.4 5.4 e13    e10    e17  25  179  45  36  15    8.5 16   
 
21 8.4 5.5 e13    e10    e25  26  300  34  52  14    7.3 14   
22 7.4 5.6 12    e11    35  24  157  30  35  13    6.9 20   
23 7.7 7.6 11    e11    124  22  107  26  28  12    6.9 90   
24 8.7 13    11    e10    193  21  93  22  48  11    7.4 53   
25 7.7 8.6 11    e10    197  20  71  19  218  11    5.6 32   
 
26 6.9 7.5 e10    e10    117  19  56  17  121  10    5.4 22   
27 6.2 7.2 e9.0 e9.6 89  20  47  20  74  9.6 7.6 15   
28 9.1 7.1 11    e9.6 69  19  40  25  53  9.3 6.7 12   
29 9.7 8.2 e8.6 e10    56  18  36  30  45  12    5.7 9.9
30 8.5 6.0 9.8 e11    ---  17  31  27  35  19    5.7 8.7
 
31 12    ---    9.3 e11    ---  16  ---  33  ---  92    5.8 ---   

TOTAL 451.9 215.3 570.9 455.4 1152 746 1466 1006 1792 1363.9 519.8 585.7
MEAN 14.6 7.18 18.4 14.7 39.7 24.1 48.9 32.5 59.7 44.0 16.8 19.5
MAX 51 13 81 34 197 49 300 88 218 251 111 113
MIN 6.2 5.4 5.7 9.2 10 16 14 17 21 9.3 5.4 3.0
CFSM .28 .14 .36 .28 .77 .47 .95 .63 1.16 .85 .32 .38
IN. .33 .15 .41 .33 .83 .54 1.05 .72 1.29 .98 .37 .42

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1961 - 2000, BY WATER YEAR (WY)
MEAN 21.8 35.8 37.3 37.2 49.9 70.5 72.1 54.2 46.5 26.3 25.2 23.9
MAX 99.3 151 159 134 170 303 186 148 159 113 141 170
(WY) 1973 1986 1983 1969 1997 1979 1993 1996 1993 1996 1987 1972
MIN 1.61 2.39 1.98 1.63 3.31 17.1 16.4 7.87 3.07 1.05 1.65 1.64
(WY) 1964 1972 1964 1977 1963 1968 1977 1989 1977 1961 1964 1976

SUMMARY STATISTICS FOR 1999 CALENDAR YEAR FOR 2000 WATER YEAR WATER YEARS 1961 - 2000
ANNUAL TOTAL 19779.2   10324.9  
ANNUAL MEAN 54.2   28.2   42.2      
HIGHEST ANNUAL MEAN 76.7       1993
LOWEST ANNUAL MEAN 8.72     1977
HIGHEST DAILY MEAN 1090          Apr 23 300          Apr 21 1620          Feb 21 1997
LOWEST DAILY MEAN 3.4       Sep 26 3.0       Sep 8 .10     A
ANNUAL SEVEN-DAY MINIMUM 4.0       Sep 6 3.6       Sep 4 .23     Aug 26 1961
INSTANTANEOUS PEAK FLOW 345          Jul 3 2580  B,C Feb 21 1997
INSTANTANEOUS PEAK STAGE 3.87     Jul 3 9.66 D Feb 8 1965
INSTANTANEOUS LOW FLOW 2.8       Sep 7 .10     E
ANNUAL RUNOFF (CFSM) 1.05 .55 .82    
ANNUAL RUNOFF (INCHES) 14.23 7.43 11.09    
10 PERCENT EXCEEDS 115      59      88         
50 PERCENT EXCEEDS 25      16      22         
90 PERCENT EXCEEDS 6.2   6.9   4.3      
A - Several days in 1961.
B - From rating curve extended above 1,960 ft3/s.
 C - Gage height, 8.77 ft.
 D - From floodmark, ice jam.
 E - Several days in 1961 and 1965.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data