| Grand Rapids Dam (Wabash Locks and Dam) | |
|---|---|
 View of men fishing at the Grand Rapids Dam near Mount Carmel, Illinois in Wabash County, Illinois. | |
| Official name | Wabash Lock and Dam, Grand Rapids Dam, or Wabash Locks |
| Location | Wabash County, Illinois and Knox County, Indiana, US |
| Coordinates | 38°26′7″N 87°44′28″W / 38.43528°N 87.74111°W[1] |
| Construction began | 1897 |
| Operator(s) | Tennessee Valley Authority |
| Dam and spillways | |
| Impounds | Wabash River |
The Grand Rapids Dam was a dam located on the Wabash River on the state line between Wabash County and Knox County in the U.S. states of Illinois and Indiana. The dam was built in the late 1890s by the Army Corps of Engineers to improve navigation on the Wabash River. The dam was located near Mount Carmel, Illinois.