Station list     Available data
CAHOKIA CREEK BASIN


05587900                   CAHOKIA CREEK AT EDWARDSVILLE, IL



LOCATION.--Lat 38°49'28", long 89°58'29", in NW1/4SE1/4 sec.3, T.4 N., R.8 W., Madison County, Hydrologic Unit 07140101, on right bank at upstream side of bridge on State Highway 143 in Edwardsville, and at mile 9.4.

DRAINAGE AREA.--212 mi2.

PERIOD OF RECORD.--August 1969 to current year.

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

GAGE.--Water-stage recorder and crest-stage gage. Datum of gage is 425.62 ft above sea level. Apr. 8, 1983, to July 2, 1985, nonrecording gage at same site and datum.

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
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
17.519 21   e8.51430 79 50 116 44 117   6.03.3
26.9158 19   e9.0424 72 49 90 87 70   5.33.6
37.3607 20   e10   241 74 67 75 63 36   5.23.4
47.9194 20   e15   158 69 197 69 38 25   4.83.1
58.589 21   e18   114 64 138 157 188 20   4.33.2
 
616   57 22   e18   100 67 347 161 90 21   4.33.3
719   43 25   e15   5410 57 172 136 43 40   4.93.0
814   37 26   e13   5040 81 122 85 28 18   10   2.5
912   36 22   e12   674 258 432 65 24 79   5.42.4
109.9232 19   e12   307 260 227 56 20 100   6.92.1
 
118.9253 18   e13   337 169 145 50 25 36   5.72.4
128.7102 18   e14   563 126 112 118 24 22   5.03.6
138.166 18   e16   252 101 88 926 1010 15   5.54.6
147.353 18   e20   178 88 81 280 922 12   5.13.9
156.744 17   e24   155 74 274 154 184 11   4.73.6
 
166.538 17   e30   147 67 502 132 93 9.93.83.7
178.233 17   e45   141 63 304 102 62 9.43.83.1
1816   30 17   536   123 58 194 83 47 8.93.53.1
1930   28 19   484   109 52 151 65 37 8.83.43.2
2017   29 19   320   97 51 121 54 31 8.43.33.4
 
2112   26 21   378   86 50 116 48 27 7.53.43.1
229.723 28   1530   78 50 107 56 24 7.13.53.3
238.422 20   1360   79 228 88 50 23 6.83.52.8
247.721 18   881   83 138 76 42 29 6.515   2.6
257.821 16   322   85 90 74 37 25 5.715   3.0
 
267.921 e14   200   80 70 119 32 274 5.28.43.5
278.720 e13   164   94 62 177 29 170 11   7.23.6
288.819 e12   143   95 58 262 26 71 12   5.93.4
2913   19 e10   113   --- 56 404 24 45 9.05.25.5
3012   21 e9.593   --- 52 192 22 32 8.25.04.9
 
3116   --- e9.01200   --- 49 --- 32 --- 6.93.6---   

TOTAL338.42361563.58016.5166802833538833723780753.3176.6100.2
MEAN10.978.718.225959691.418010912624.35.703.34
MAX3060728153054102605029261010117155.5
MIN6.5199.08.578494922205.23.32.1
CFSM.05.37.091.222.81.43.85.51.59.11.03.02
IN..06.41.101.412.93.50.95.59.66.13.03.02

e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1969 - 1999, BY WATER YEAR (WY)
MEAN41.010317816822630433820413045.526.541.6
MAX366649915834782112012511006562206104486
(WY)197019861983197419851978199419901998198119981993
MIN.821.051.081.2119.714.138.215.02.041.181.05.15
(WY)199619811990197719801981197619881988198819911988

SUMMARY STATISTICSFOR 1998 CALENDAR YEARFOR 1999 WATER YEARWATER YEARS 1969 - 1999
ANNUAL TOTAL66431.3  44362.5  
ANNUAL MEAN182     122     150     
HIGHEST ANNUAL MEAN297     1985
LOWEST ANNUAL MEAN32.4  1980
HIGHEST DAILY MEAN3910         Mar 205410         Feb 77680     Apr 12 1979
LOWEST DAILY MEAN6.5      Oct 162.1      Sep 10.00A
ANNUAL SEVEN-DAY MINIMUM7.8      Oct 112.7      Sep 5.00Aug 29 1987
INSTANTANEOUS PEAK FLOW6600         Feb 78200     Apr 12 1979
INSTANTANEOUS PEAK STAGE20.54    Feb 724.74Apr 12 1979
INSTANTANEOUS LOW FLOW1.9      Sep 9,10,11
ANNUAL RUNOFF (CFSM).86.57.71
ANNUAL RUNOFF (INCHES)11.667.789.60
10 PERCENT EXCEEDS422     230     274     
50 PERCENT EXCEEDS47     28     26     
90 PERCENT EXCEEDS9.6  4.1  2.0  
A - Many days in 1987-88, 1991.

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Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data