Counties Impacted
Project Status
Planning Phase
Route Impacted
U.S. Route 24
Mark Twain Lake

Mark Twain Lake

Mark Twain Lake is located in Ralls County, Missouri and Monroe County, Missouri. It was created by the Clarence Cannon Dam (formerly called Joanna Dam) impounding the Salt River and is located about 20 miles (32 km) southwest of Hannibal. The lake was named for Missouri author Mark Twain and part of the area around it is Mark Twain State Park. The village of Florida, birthplace of Mark Twain, is mostly surrounded by the lake.

News Releases

  • Work Resumes Tonight on McMasters Avenue in Hannibal


    HANNIBAL –Weather permitting, Chester Bross Construction will resume work on McMasters Avenue in Hannibal tonight Thursday, May 23, starting with pavement repairs.  “Pavement repairs will be done in the northbound driving lane between U.S. 36 and...

  • Work Beginning To Build New Cuivre River Bridges on U.S. Route 61


    HANNIBAL – Weather permitting, earth work will begin as the first phase to replace the Cuivre River Bridges on U.S. Route 61 north of Troy the week of April 8.  This work will all be done off the road, so while drivers can see the work being done,...


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