Morganza Spillway Morganza Spillway The Morganza Spillway or Morganza Control Structure is a flood-control structure in the U.S. state of Louisiana along the western bank of the Lower Mississippi River at river mile 280, near Morganza in Pointe Coupee Parish. The spillway stands between the Mississippi and the Morganza Floodway, which leads to the Atchafalaya Basin and the Atchafalaya River in south-central Louisiana. Its purpose is to divert water from the Mississippi River during major flood events by flooding the Atchafalaya Basin, including the Atchafalaya River and the Atchafalaya Swamp. The spillway and adjacent levees also help prevent the Mississippi from changing
Morganza, Louisiana of the family's name in Sayreville, New Jersey, and a captain in the Second Regiment of the Middlesex County(N.J.) militia during the Revolutionary War. Evidence indicates he was involved in the transfer of slaves from New Jersey to Louisiana in conflict with New Jersey law. The U.S. Post Office opened in 1847, closed some years later, and reopened in 1899. Members of the Campbell family held the position of postmaster until 1970. The town was not incorporated until 1908. To commemorate the centennial anniversary of the Village of Morganza, U.S. Congressman Rodney Alexander entered the following into the Congressional Record