Station list     Available data
ILLINOIS RIVER BASIN


05551330                         MILL CREEK NR BATAVIA, IL



LOCATION.--Lat 41°50'45", long 88°20'57", in NW1/4NW1/4SE1/4 sec.20, T.39 N., R.8 E., Kane County, Hydrologic Unit 07120007, on left bank at bridge on Deer Path road, 1 mi. west of Batavia, and at mile 2.9.

DRAINAGE AREA.--27.6 mi2.

PERIOD OF RECORD.--May 1998 to current year.

GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 685.00 ft above sea level.

REMARKS.--Records good except those for estimated daily discharges, which are poor. Effluent from sewage-treatment plant 5 mi upstream averaged 0.4 ft3/s during the year. The maximum average was 0.6 ft3/s in April, and the minimum was 0.2 ft3/s in September. Recording rain gage and 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 5.0 18  17    e8.6 52  28  15  50  29  18    5.5 3.4
2 5.1 17  18    e9.0 73  28  15  41  128  16    4.6 3.0
3 9.4 15  18    e8.6 70  29  15  35  57  14    4.2 2.7
4 8.2 14  18    e8.0 57  25  16  32  35  13    4.2 2.5
5 15    13  17    e7.6 45  25  15  30  26  11    4.1 2.4
 
6 21    13  25    e8.2 43  22  17  40  21  10    4.0 2.8
7 20    12  71    e8.8 41  20  15  40  20  9.2 4.8 1.8
8 15    12  48    e8.6 37  19  15  33  17  8.9 5.4 1.8
9 11    12  32    e8.2 36  e19  68  28  19  18    4.3 1.6
10 9.0 97  30    e8.1 33  e20  53  25  22  19    3.5 1.5
 
11 7.6 88  24    e8.0 39  20  37  25  21  13    2.7 1.4
12 6.1 49  22    e7.9 58  21  28  75  21  11    4.0 2.0
13 5.8 34  21    e7.8 41  20  24  74  201  9.8 4.8 3.5
14 5.7 27  19    e7.7 34  19  22  54  230  8.5 3.9 2.2
15 5.1 23  19    e7.6 31  20  26  40  85  7.6 3.2 1.7
 
16 5.2 21  17    e7.7 28  28  94  35  51  7.2 2.8 1.7
17 94    19  17    e7.9 25  71  81  55  38  7.4 2.7 1.6
18 553    18  16    e8.3 23  76  50  51  31  7.7 2.8 1.4
19 189    17  16    e8.7 21  46  38  38  27  8.8 4.3 1.8
20 76    16  15    e9.4 19  35  32  30  24  10    3.8 2.6
 
21 51    15  e14    e12    18  29  30  27  22  11    3.1 2.2
22 35    15  e12    e70    17  25  107  48  20  14    3.3 1.7
23 28    14  11    e280    17  23  754  40  20  12    3.5 1.8
24 24    14  10    381    16  21  282  33  18  26    19    1.7
25 20    17  9.7 173    18  19  106  26  16  18    23    1.5
 
26 18    16  9.5 97    18  18  68  22  16  12    16    1.6
27 20    16  e10    81    33  18  156  20  15  10    12    2.4
28 29    15  e11    91    34  18  326  19  14  8.5 9.1 60   
29 24    15  e9.4 65    ---  17  113  18  13  7.6 6.7 102   
30 22    17  e8.0 54    ---  16  66  17  12  6.7 5.4 48   
 
31 20    ---  e8.2 52    ---  15  ---  17  ---  5.9 4.7 ---   

TOTAL 1357.2 689 592.8 1520.7 977 810 2684 1118 1269 359.8 185.4 266.3
MEAN 43.8 23.0 19.1 49.1 34.9 26.1 89.5 36.1 42.3 11.6 5.98 8.88
MAX 553 97 71 381 73 76 754 75 230 26 23 102
MIN 5.0 12 8.0 7.6 16 15 15 17 12 5.9 2.7 1.4
CFSM 1.59 .83 .69 1.78 1.26 .95 3.24 1.31 1.53 .42 .22 .32
IN. 1.83 .93 .80 2.05 1.32 1.09 3.61 1.51 1.71 .48 .25 .36

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1998 - 1999, BY WATER YEAR (WY)
MEAN 43.8 23.0 19.1 49.1 34.9 26.1 89.5 36.1 34.0 28.7 8.62 7.22
MAX 43.8 23.0 19.1 49.1 34.9 26.1 89.5 36.1 42.3 45.8 11.3 8.88
(WY) 1999 1999 1999 1999 1999 1999 1999 1999 1999 1998 1998 1999
MIN 43.8 23.0 19.1 49.1 34.9 26.1 89.5 36.1 25.7 11.6 5.98 5.56
(WY) 1999 1999 1999 1999 1999 1999 1999 1999 1998 1999 1999 1998

SUMMARY STATISTICS FOR 1999 WATER YEAR WATER YEARS 1998 - 1999
ANNUAL TOTAL 11829.2  
ANNUAL MEAN 32.4   32.4  
HIGHEST ANNUAL MEAN 32.4       1999
LOWEST ANNUAL MEAN 32.4       1999
HIGHEST DAILY MEAN 754          Apr 23 754          Apr 23 1999
LOWEST DAILY MEAN 1.4       Sep 11, 18 1.4       A
ANNUAL SEVEN-DAY MINIMUM 1.8       Sep 6 1.8       Sep 6 1999
INSTANTANEOUS PEAK FLOW 1080          Apr 23 1080          Apr 23 1999
INSTANTANEOUS PEAK STAGE 7.52     Apr 23 7.52     Apr 23 1999
INSTANTANEOUS LOW FLOW 1.1       Sep 12, 24-26 1.1       B
ANNUAL RUNOFF (CFSM) 1.17 1.17
ANNUAL RUNOFF (INCHES) 15.93 15.94
10 PERCENT EXCEEDS 67      57     
50 PERCENT EXCEEDS 18      16     
90 PERCENT EXCEEDS 3.7   3.5  
A - Sept. 11, 18, 1999.
B - Sept. 12, 24-26, 1999.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data