Station list     Available data
KASKASKIA RIVER BASIN


05594450       SILVER CREEK NEAR TROY, IL

 

LOCATION.-- Lat 38°43'00", long 89°49'45" (NAD of 1927), in SE1/4SW1/4 sec.12, T.3 N., R.7 W., Madison County, Hydrologic Unit 07140204, on right bank at upstream side of bridge on U.S. Highway 40, 0.2 mi upstream from railroad bridge, 1.9 mi upstream from East Fork Silver Creek, 1.9 mi southeast of Troy, and at mile 44.6.

 

DRAINAGE AREA.-- 154 mi2.

 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE

 

DISCHARGE: October 1966 to current year.

 

STAGE: Water years 1994 to current year.

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 438.91 ft above NGVD of 1929.

 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 10,600 ft3/s, April 12, 1979, gage height, 17.52 ft; maximum gage height, 17.94 ft, May 17, 1990, discharge, 9,170 ft3/s; no flow for several days in 1967-68, 1973, 1988.

 

REMARKS FOR CURRENT YEAR.-- Records fair except those for estimated daily discharges, which are poor.

Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MEAN VALUES
DAYOCTNOVDECJANFEBMARAPRMAYJUNJULAUGSEP
 
12.03.523 98 e23 53 177   129   693   4.5178   7.8
21.95.020 68 e34 50 97   183   287   4.453   4.5
31.94.619 61 e60 47 70   120   142   20   26   3.5
41.94.621 948 e54 204 58   59   112   112   16   e2.8
51.95.022 2350 e48 610 51   44   95   99   14   e2.3
 
61.99.722 2950 e44 1250 46   36   79   118   6.4e2.0
71.88.822 1260 e40 987 44   29   60   278   4.3e2.2
81.86.621 359 e38 251 42   20   59   114   3.9e2.1
92.3e5.518 113 e40 86 35   15   46   51   4.2e1.9
103.4e5.020 80 e62 64 30   9.645   23   3.5e1.8
 
112.5e4.622 66 e150 56 31   11   42   12   2.8e1.8
122.4e4.324 63 266 50 29   5.436   8.22.4e1.7
132.3e4.022 59 184 46 26   42   26   13   2.5e1.7
145.4e3.821 54 83 45 21   674   21   11   2.3e1.8
154.1e5.020 52 76 43 18   1120   20   5.02.3e2.0
 
162.9e4.523 48 87 42 17   2250   22   3.82.3e2.5
1717   e6.023 140 64 42 14   1350   22   3.72.3e2.4
187.31590   24 490 65 41 12   266   115   3.32.3e2.0
194.13220   22 551 119 38 11   347   191   3.12.3e1.9
203.52480   19 252 210 36 9.5555   60   2.84.1e1.8
 
213.01090   18 e80 222 34 10   266   39   2.82.7e1.9
223.2266   18 e60 143 32 9.483   29   3.02.5e1.9
233.987   86 e50 96 28 12   54   19   2.72.7e2.5
243.5160   255 e43 169 27 13   42   15   2.612   e2.4
253.5197   135 e40 223 28 20   217   13   5.434   e2.1
 
263.583   70 e43 108 159 19   661   9.43.5157   e1.9
273.453   53 e37 75 468 20   1780   7.62.9186   e1.8
283.741   49 e32 63 617 13   4430   6.42.966   e1.8
293.932   320 e29 55 690 10   4200   5.32.7207   e1.7
303.627   485 e27 --- 738 13   2440   4.8375   90   e1.7
 
313.7---   313 e25 --- 538 ---   1160   ---   494   22   ---   

TOTAL111.29416.522301052829017400977.922598.02321.51787.31116.870.2
MEAN3.5931471.934010023932.672977.457.736.02.34
MAX1732204852950266125017744306934942077.8
MIN1.83.5182523279.45.44.82.62.31.7
CFSM0.022.040.472.210.651.550.214.730.500.370.230.02
IN.0.032.270.542.540.701.790.245.460.560.430.270.02

e Estimated

STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1967 - 2004, BY WATER YEAR (WY)
MEAN26.991.615714220322022818011371.331.925.1
MAX165509902562646927738957501570296408
(WY)198719851983197419821978199420021998196919981993
MIN0.230.340.420.319.256.7413.45.260.911.440.750.09
(WY)197219721977197719781981200019771988198419711988

SUMMARY STATISTICSFOR 2003 CALENDAR YEARFOR 2004 WATER YEARWATER YEARS 1967 - 2004
ANNUAL TOTAL36495.9    61458.4      
ANNUAL MEAN100       168         124           
HIGHEST ANNUAL MEAN244           1983
LOWEST ANNUAL MEAN23.1        1980
HIGHEST DAILY MEAN3220           Nov 194430             May 287740           Apr 12 1979
LOWEST DAILY MEAN1.8        Oct 7, 81.7   A    Sep 12,13,29,300.00      B
ANNUAL SEVEN-DAY MINIMUM1.9        Oct 21.8          Sep 90.00      Sep 29 1968
MAXIMUM PEAK FLOW4680             May 2810600        CApr 12 1979
MAXIMUM PEAK STAGE15.90        May 2817.94   DMay 17 1990
INSTANTANEOUS LOW FLOW1.5          Oct 7
ANNUAL RUNOFF (CFSM)0.6491.09    0.803    
ANNUAL RUNOFF (INCHES)8.82  14.85    10.91      
10 PERCENT EXCEEDS183       315         300           
50 PERCENT EXCEEDS19       26         16           
90 PERCENT EXCEEDS2.6    2.3      0.88      

A - Estimated, but may have been less during periods of estimated discharges in September.

B - Several days in 1967-68, 1973, 1988.

C - Gage height, 17.52 ft.

D - Discharge, 9,170 ft3/s.



Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data