US Army Corps of Engineers
St. Louis District Website

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.
The full series of America the Beautiful Passes are now available at the Mark Twain Lake Visitor Center. America the Beautiful Passes are available by calling the Mark Twain Lake Project Office at 573-735-4097. Click the link below to find the pass that works best for you.
The Visitor Center is currently closed due to COVID-19.

Mark Twain Lake Links

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Photos

Latest News Releases

North Spillway, South Spillway, and Overlook will be closed on 23 - 24 March 2021
3/19/2021
The U.S. Army Corps of Engineers (USACE) announces the closure of the North Spillway, South Spillway, and Overlook from 3:00 p.m., March 23, 2021 through 7:00 A.M., March 25, 2021. This closure...
Expect Higher Lake Elevation for Mark Twain Lake
3/16/2021
The U.S. Army Corps of Engineers is expecting higher lake elevations throughout the month of March. Currently, the Mark Twain Lake water elevation is at 609.79, and is expected to crest at 612.40 on...
Temporary Closure Of The South Fork Recreation Area
3/15/2021
The U. S. Army Corps of Engineers announces that the South Fork Recreation Area will be closed to public use beginning March 22, 2021. The area will be closed for approximately two weeks to...
Mark Twain Lake Campgrounds Open Soon
3/10/2021
The U.S. Army Corps of Engineers at Mark Twain Lake has announced campgrounds will begin opening on April 2. All sites are reservable and you will need a reservation prior to setting up on a site. You...
Summer Student Employment Available at Mark Twain Lake
2/12/2021
The U.S. Army Corps of Engineers at Mark Twain Lake is seeking applicants for Student Trainee Intern positions for the 2021 recreation season. Specific information regarding these positions is...
Volunteer Recruitment at Mark Twain Lake
2/11/2021
The U.S. Army Corps of Engineers at Mark Twain Lake is recruiting volunteers for Gate Attendant and recreation maintenance positions.  Full-time (minimum of 20 hours per week) volunteers can receive a...
Binoculars, Birds, and Winter: An Unlikely Passion By Bella Erakko
2/3/2021
Every December for the past 121 years, thousands of people across North and South America stand outside all day, eyes glued to the sky. They are not standing vigil for Santa; they’re counting birds...
Firewood Cutting Period Extended at Mark Twain Lake
1/22/2021
Mark Twain Lake, January 22, 2021 – The U.S. Army Corps of Engineers has announced that the period firewood cutting at Mark Twain Lake for personal use will be extended to March 1, 2021. Permits...

Reservations

Water Safety

Volunteer

archery updates

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Contact

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

Telephone:
Project Office: (573) 735-4097
Fax: (573) 735-2750

Email:
marktwaininfo@usace.army.mil

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

Camping Reservations:
1-877-444-6777 or visit https://www.recreation.gov/


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