Station list     Available data
BIG MUDDY RIVER BASIN


05595820       CASEY FORK AT MT. VERNON, IL

 

LOCATION.-- Lat 38°17'12", long 88°52'19" (NAD of 1927), in NE1/4NE1/4 sec.9, T.3 S., R.3 E., Jefferson County, Hydrologic Unit 07140106, on left bank on upstream side of bridge on State Highway 142, 0.2 mi downstream from Sevenmile Creek, about 2 mi southeast of Mt. Vernon, and at mile 18.8.
 

DRAINAGE AREA.-- 76.9 mi2.
 

PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE
 

DISCHARGE: October 1985 to current year.
 

STAGE: Water years 1995 to current year. October 1985 to September 1994 (8 AM gage heights). Gage-height record for April 1965 to May 1971 available in files of U.S. Army Corps of Engineers.
 

GAGE.-- Water-stage recorder, U.S. Army Corps of Engineers satellite telemeter, and crest-stage gage. Datum of gage is 420.00 ft above NGVD of 1929 (levels by U.S. Army Corps of Engineers).
 

REMARKS.-- Sewage-treatment plant upstream at Mt. Vernon.
 

EXTREMES FOR PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Maximum discharge, 16,100 ft3/s, May 17, 1990, gage height 17.03 ft; minimum daily discharge, 0.15 ft3/s, Sept 29, 1989.
 

EXTREMES OUTSIDE PERIOD OF RECORD.--

SURFACE-WATER DISCHARGE AND STAGE: Flood of Apr. 4, 1968, reached a stage of 14.60 ft, from records of U.S. Army Corps of Engineers.
 

REMARKS FOR CURRENT YEAR.-- Records good except those for estimated daily discharges, which are poor. Effluent from sewage-treatment plant upstream at Mt. Vernon averaged about 4.2 ft3/s.
Discharge, cubic feet per second, WATER YEAR OCTOBER 2003 TO SEPTEMBER 2004
DAILY MEAN VALUES
DAY OCT NOV DEC JAN FEB MAR APR MAY JUN JUL AUG SEP
 
1 3.5 e3.3 6.7 13    e7.5 45  47    216    89    4.7 6.5 20   
2 2.9 e3.4 6.1 15    e20    49  37    125    43    51    5.2 14   
3 2.9 e3.3 6.2 15    e75    55  29    58    26    10    4.8 12   
4 2.9 e3.2 7.0 230    e35    1480  24    35    18    9.8 4.5 12   
5 2.8 e3.5 7.7 319    e27    733  20    26    13    84    4.7 11   
 
6 3.0 e3.5 7.0 54    e26    157  19    20    11    48    4.0 11   
7 3.2 e3.3 6.2 29    e23    72  19    15    9.7 20    3.8 10   
8 3.2 e3.2 6.6 23    e20    46  17    13    8.7 12    3.6 8.9
9 4.3 e2.9 7.2 21    e20    37  15    11    8.5 8.6 3.9 7.0
10 4.5 e3.7 7.8 18    e31    29  14    10    7.2 8.7 3.6 5.5
 
11 2.9 e5.6 6.2 15    e48    26  15    8.8 6.7 7.3 3.1 4.8
12 e3.2 e4.5 6.0 16    e38    22  15    8.4 6.9 6.6 3.1 4.6
13 e4.0 e3.5 5.4 15    e28    20  14    16    6.9 9.6 3.1 4.5
14 6.9 e4.8 5.1 14    e25    19  13    48    7.1 6.3 3.1 4.5
15 4.7 e3.8 5.0 14    e23    19  12    28    6.1 5.4 3.1 4.6
 
16 3.9 e3.6 5.1 12    21    20  11    17    7.0 5.0 3.0 5.0
17 5.6 e5.5 5.0 44    19    21  11    14    20    4.9 3.1 4.9
18 e3.3 e55    5.1 372    18    19  10    13    21    4.7 3.1 7.0
19 e3.2 180    5.1 68    22    17  9.6 20    9.4 4.6 3.6 5.2
20 e3.0 23    4.8 34    36    18  9.1 17    7.4 4.5 5.0 4.8
 
21 e3.0 11    4.8 e22    35    18  9.5 13    6.3 4.3 4.0 4.9
22 e2.9 7.8 4.8 e18    24    15  10    10    5.7 4.3 3.2 4.7
23 e2.9 21    9.2 e15    20    13  12    10    5.3 4.9 6.2 4.6
24 e3.0 103    18    e13    20    13  17    17    5.4 4.3 6.5 4.5
25 e3.0 22    10    e12    19    13  131    320    5.3 7.3 10    4.2
 
26 e3.1 11    7.0 e13    17    52  40    1370    5.0 5.0 1660    4.0
27 e3.1 10    6.1 e11    16    665  24    1740    4.9 4.7 1320    4.2
28 e3.4 10    5.3 e10    14    217  18    962    4.9 4.6 282    4.1
29 e3.2 8.4 67    e9.0 14    340  14    124    4.8 4.3 512    4.2
30 e3.1 7.5 51    e8.5 ---    107  13    147    4.7 16    74    4.3
 
31 e3.5 ---    18    e8.0 ---    66  ---    646    ---    11    34    ---   

TOTAL 108.1 534.3 322.5 1480.5 741.5 4423 649.2 6078.2 384.9 386.4 3989.8 205.0
MEAN 3.49 17.8 10.4 47.8 25.6 143 21.6 196 12.8 12.5 129 6.83
MAX 6.9 180 67 372 75 1480 131 1740 89 84 1660 20
MIN 2.8 2.9 4.8 8.0 7.5 13 9.1 8.4 4.7 4.3 3.0 4.0
CFSM 0.05 0.23 0.14 0.62 0.33 1.86 0.28 2.55 0.17 0.16 1.67 0.09
IN. 0.05 0.26 0.16 0.72 0.36 2.14 0.31 2.94 0.19 0.19 1.93 0.10
e Estimated
STATISTICS OF MONTHLY MEAN DATA FOR WATER YEARS 1986 - 2004, BY WATER YEAR (WY)
MEAN 10.1 79.2 58.3 102 128 140 163 150 53.5 23.0 14.2 15.0
MAX 62.6 542 233 327 383 456 540 809 279 101 129 155
(WY) 2002 1994 1991 1993 1986 1989 1996 1995 2000 1993 2004 1993
MIN 2.86 3.16 4.51 4.75 10.4 24.1 21.6 4.46 2.98 2.71 1.65 2.06
(WY) 1996 2000 1990 2000 1996 2001 2004 1988 1991 1991 1990 1995

SUMMARY STATISTICS FOR 2003 CALENDAR YEAR FOR 2004 WATER YEAR WATER YEARS 1986 - 2004
ANNUAL TOTAL 24246.9     19303.4        
ANNUAL MEAN 66.4     52.7         77.7  
HIGHEST ANNUAL MEAN 123      1994
LOWEST ANNUAL MEAN 21.3   1987
HIGHEST DAILY MEAN 2640            May 5 1740                May 27 9940      May 18 1995
LOWEST DAILY MEAN 2.2         Aug 17 2.8     A     Oct 5 0.15 Sep 29 1989
ANNUAL SEVEN-DAY MINIMUM 2.4         Aug 13 3.0     B     Oct 20 0.38 Dec 11 1989
MAXIMUM PEAK FLOW 2240                Aug 27 16100      May 17 1990
MAXIMUM PEAK STAGE 12.39           Aug 27 17.03 May 17 1990
INSTANTANEOUS LOW FLOW 1.9             Oct 11
ANNUAL RUNOFF (CFSM) 0.864 0.686     1.01
ANNUAL RUNOFF (INCHES) 11.73   9.34       13.72
10 PERCENT EXCEEDS 110        55            114     
50 PERCENT EXCEEDS 7.2     10            11     
90 PERCENT EXCEEDS 3.0     3.4         2.9  

A - But may have been less during periods of estimated discharges in October and November.

B - Estimated.


Table of Contents

Introduction

Station Descriptions

Surface-Water Data

Ground-Water Data

Meteorological Data

Biological Data