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America the Beautiful Annual Pass
America the Beautiful Annual Pass
The full series of America the Beautiful Passes are now available at the Mark Twain Lake Visitor Center. Click the link below to find the pass that works best for you.
Mark Twain Lake
Mark Twain Lake
Welcome to the official website of Mark Twain Lake! Check out the links to the right as well those below to learn more about the opportunities and resources available on this 55,000 acre project.
New hours have been announced for the M.W. Boudreaux Visitor Center at Mark Twain Lake.
M.W. Boudreaux Memorial Visitor Center
The Visitor Center is now open daily from 9am to 5pm. Stop in to find out what's happening around the lake.

Mark Twain Lake Links



Water Safety


Fishing Report

archery updates


Mailing Address:
U.S. Army Corps of Engineers
Clarence Cannon Dam & Mark Twain Lake
20642 Hwy J
Monroe City, MO 63456

Project Office: (573) 735-4097
Visitor Center: (573) 565-2112
Fax: (573) 735-2750


Office Hours:
Monday - Friday, 7:30 a.m. - 4 p.m.

Visitor Center Hours:
Open daily, 9 a.m. - 4 p.m.

Camping Reservations:

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