Districts Impacted

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
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UPDATE: Temporary Closure of U.S. 61 Scheduled for Roadway Reconstruction Project Near Alexandria
Please see the schedule changes below in BOLD.
HANNIBAL – Weather permitting, beginning August 19, U.S. Route 61 is tentatively scheduled to close from just south of the Iowa State line to east of U.S. Route 136, near Alexandria in Clark County, as...
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Bridge Repairs to temporarily close Route C in Randolph County
HANNIBAL – Weather permitting, August 15, work will begin on a bridge repair project located on Randolph County Route C, over U.S. Route 24, 3.6 miles east of Missouri Route 3, near Huntsville. The bridge at this location will be closed to traffic...