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Lock & Dam 8

  • Located on Mississippi River mile 679.2 near Genoa, Wis.
  • Constructed and put into operation by April 1937. Site underwent major rehabilitation from 1989 through 2003.
  • Dam consists of a concrete structure 934 feet long with five roller gates and 10 tainter gates. Earth embankment 17,500 feet long with two submersible spillways, 938 feet long and 1,338 feet long.
  • Lock is 110 feet wide by 600 feet long.
  • Brochure
  • Winter Maintenance Project
    (Dec. 2013 - March 2014)

Recreation Opportunities

Site has public observation platform and restrooms open from dawn until dusk each day from April to November.
Lock & Dam 8
Lock & Dam 8, Genoa, Wis.

Contact Information

U.S. Army Corps of Engineers
St. Paul District
Lock and Dam No. 8

4405 Highway 35 (Box 10)
Genoa, WI 54632-0265

(608) 689-2625