Loading live conditions…
Loading models…
Water Level StatusLast 14 Days
Querying USGS…
Loading radar…
Lake guide
Ramps
Blackjack Marina — Ray Behrens Recreation AreaRay Behrens Recreation Area, Center, MO 63436
Map
Charts
Depth charti-Boating Interactive Chart
Open
Contact & rules
Mark Twain Lake Project Office (USACE)(573) 735-4097 · 20642 Highway J, Monroe City, MO 63456
Call
Mark Twain Lake — Recreation.govUSACE St. Louis District rules & park regulations
Open
Boating & yacht clubs
MT
Mark Twain Lake Sailing AssociationEstablished 1988; runs the annual three-race Trophy Series plus the Commodore's Cup out of Blackjack Marina (2026 races May 16, Jun 6 & 22, Sep 12). Cruising keelboats — MacGregor, Hunter, Newport — drawing sailors from across the Midwest.
Visit

About Mark Twain Lake

Mark Twain Lake is a 18,600-acre reservoir in Missouri, completed in 1983, managed by USACE St. Louis District. Live water-level readings are scraped from usace-cda on a regular schedule. The main public launch is Blackjack Marina — Ray Behrens Recreation Area at Ray Behrens Recreation Area, Center, MO 63436. The Mark Twain Lake Sailing Association is the active sailing club on the water.

Report an issue with this lake's data