Station list     Available data
CAHOKIA CREEK BASIN


05587900       CAHOKIA CREEK AT EDWARDSVILLE, IL

 

LOCATION.-- Lat 38°49'28", long 89°58'29" (NAD of 1927), 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.--

SURFACE-WATER DISCHARGE AND STAGE

 

DISCHARGE: August 1969 to current year.

 

STAGE: Water years 1994-2002.

SURFACE-WATER QUALITY

 

CHEMICAL: Water years 1978-91.

 

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

 

GAGE.-- Water-stage recorder, phone telemeter, and crest-stage gage. Datum of gage is 425.62 ft above NGVD of 1929. Apr. 8, 1983, to July 2, 1985, nonrecording gage at same site and datum.

 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 8,310 ft3/s, May 13, 2002, gage height, 23.42 ft; Maximum gage height, 24.74 ft, Apr. 12, 1979; no flow many days in 1987-88, 1991.

 

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
 
11.6e33 477 e30 3380 e66 222 492 e54 13   10   6.6
22.230 187 e26 592 361 183 1670 e48 12   7.15.9
32.626 123 e24 344 615 147 492 e43 11   6.25.7
42.724 91 e23 239 268 122 235 37 11   5.45.7
56.522 74 e22 173 188 109 168 44 10   4.95.4
 
66.020 67 e22 147 188 98 2790 53 10   5.85.3
716   19 56 e22 132 173 93 6150 48 9.66.34.8
820   19 50 e23 116 152 346 6790 37 8.89.74.8
919   19 42 e24 106 1060 456 3580 32 8.46.85.2
10130   17 37 e26 102 823 245 1190 130 9.36.45.2
 
11188   19 34 e28 95 304 168 394 729 9.331   4.8
12929   17 48 32 87 216 189 2840 895 9.687   4.7
13434   15 310 32 76 173 173 7700 433 49   18   5.4
14540   15 829 32 67 148 146 6130 149 18   12   5.6
15205   16 671 29 66 164 124 739 88 11   10   6.1
 
16474   15 1200 27 62 460 103 542 62 9.010   8.2
17255   15 3420 26 55 268 88 1530 50 8.124   23   
18130   15 1650 23 53 187 77 1540 40 7.937   46   
1997   15 394 27 81 200 160 450 34 23   318   49   
2079   15 233 27 298 446 2040 256 29 13   181   558   
 
2170   15 168 27 215 321 1940 187 26 9.355   185   
2261   15 139 26 134 182 621 153 24 7.828   67   
2368   14 128 29 103 145 305 130 22 9.245   33   
24246   115 106 42 89 131 212 117 21 9.3254   19   
25404   172 83 38 e74 1050 1000 113 48 13   74   13   
 
26184   73 72 32 e67 883 403 96 24 42   35   9.9
27118   45 e60 30 e64 772 809 84 20 98   21   7.9
28e80   102 e50 28 e61 1300 1880 78 18 33   14   6.7
29e58   213 e44 30 --- 964 519 75 16 18   10   6.0
30e45   968 e38 165 --- 503 279 68 14 11   8.65.2
 
31e38   --- e33 3180 --- 318 --- 61 --- 8.97.4---   

TOTAL4909.6211810914415270781302913257468403268520.51348.61118.1
MEAN158.470.60352.1133.9252.8420.3441.91511108.916.7943.5037.27
MAX92996834203180338013002040770089598318558
MIN1.614332253667761147.84.94.7
CFSM0.750.331.660.631.191.982.087.130.510.080.210.18
IN.0.860.371.920.731.242.292.338.220.570.090.240.20

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1969 - 2002, BY WATER YEAR (WY)
MEAN46.87102.3174.0160.7223.3292.2324.8233.7141.554.7831.8742.90
MAX366649915834782112012511511562409186486
(WY)197019861983197419851978199420021998200020001993
MIN0.821.051.081.2114.712.012.015.02.041.181.050.15
(WY)199619811990197720002000200019881988198819911988

SUMMARY STATISTICSFOR 2001 CALENDAR YEARFOR 2002 WATER YEARWATER YEARS 1969 - 2002
ANNUAL TOTAL42859.5  108552.8  
ANNUAL MEAN117.4  297.4  151.7      
HIGHEST ANNUAL MEAN297         1985,2002
LOWEST ANNUAL MEAN32.4      1980
HIGHEST DAILY MEAN3420         Dec 177700         May 137700         May 13 2002
LOWEST DAILY MEAN1.6      Oct 11.6      Oct 10.00    A
ANNUAL SEVEN-DAY MINIMUM2.4      Sep 285.0      Sep 60.00    Aug 29 1987
MAXIMUM PEAK FLOW8310         May 138310      BMay 13 2002
MAXIMUM PEAK STAGE23.42    May 1324.74 CApr 12 1979
INSTANTANEOUS LOW FLOW1.4      Oct 1
ANNUAL RUNOFF (CFSM)0.551.400.72    
ANNUAL RUNOFF (INCHES)7.5219.059.72    
10 PERCENT EXCEEDS242     617     276         
50 PERCENT EXCEEDS38     58     27         
90 PERCENT EXCEEDS6.8  8.0  2.1      

A - Many days in 1987-88, 1991.

B - Gage height, 23.42 ft.

C - Discharge, 8,200 ft3/s.



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data