Figure - Kaskaskia Lock

Kaskaskia Lock

The Kaskaskia Lock and Dam is located at the confluence of the Kaskaskia River and the Mississippi Rivers. The Lock and Dam is a quiet retreat from your everyday hassles. There are up to 36 miles of the Kaskaskia River are available to fish, boat, hunt, ski, and to relax. Come and see areas rich in cultural and natural resources.

Vital Statistics

Location: Modoc, Ill.
Kaskaskia River Mile: 0.8
1st Day of Operation: November 9, 1973
Pool Size: 2,590 Acre Feet
Maximum lift: 29 feet
Pool length: 27.8 miles
Lock characteristics:
600 feet long
84 feet wide
Phone number: (618) 284-7160

Annual Tonnage

Year Tonnage Lockages
2009 707,110 1,315
2008 638,846 1,037
2007 588,510 2,076
2006 670,978 2,110
2005 661,350 2,109
2004 575,777 2,300
2003 492,720 4,098
2002 485,275 4,465
2001 533,000 2,036
2000 408,956 1,920
1999 583,183 2,059
1998 925,050 2,457
1997 1,171,000 2,781
1996 1,104,600 2,300
1995 1,134,804 2,568
1994 980,231 3,117
1993 1,164,300 1,314
1992 3,144,700 3,777
1991 3,654,175 3,720
1990 3,426,750 3,230
1989 4,392,870 3,537
1988 3,789,930 3,251
1987 3,059,350 2,900
1986 3,955,124 2,967
1985 3,776,482 3,193
1984 3,634,140 2,447
1983 2,988,833 2,450
1982 3,430,280 2,362
1981 2,827,570 2,061
1980 2,030,840 1,978
1979 1,661,592  
1978 1,815,360 1,878
1977 1,910,000 2,327
1976 649,695 1,798
1975 423,735 1,285
1974 365,545 1,020
1973 47,550 141