Lock and Dam No. 22

Lock and Dam No. 22 spans across the Mississippi River at an elevation of 142 meters, managing water levels for vessel navigation through Ralls County.

The United States Army Corps of Engineers constructed Lock and Dam No. 22 as part of infrastructure improvements to enhance commercial transportation on the Mississippi River.

Lock and Dam No. 22 represents engineering achievement in Missouri, earning recognition through its listing on the National Register of Historic Places.

The facility maintains consistent water depths required for commercial barges and recreational boats to navigate the Mississippi River throughout different seasons.

Located at coordinates 39.6383 latitude and -91.2469 longitude, this structure influences water management across multiple counties while supporting regional agricultural operations.

Location: Cincinnati Township

Location: Ralls County

Architects: United States Army Corps of Engineers

Elevation above the sea: 142 m

GPS coordinates: 39.63830,-91.24690

Latest update: March 6, 2025 13:10