Some good news for boaters planning to go out on the Mississippi River over the 4th of July weekend.

The U.S. Army Corps of Engineers, St. Paul District, is temporarily closing Lock and Dam 9, in Lynxville, Wisconsin, July 14, 16, 21 and 23, to ...

Ariel view of Melvin Price Locks and Dam from the Missouri side. The parking area that will be closed for construction staging can be seen on the right side of the photo. U.S. Army Corps of Engineers ...

PLEASANT VALLEY, Iowa — The auxiliary lock at Locks and Dam 14 in Pleasant Valley will remain closed for the summer. The closure means that boaters will need to use the main lock chamber to travel ...

Some environmental groups think removing the locks and dams would help restore the ecological health of the river and create ...