Morganza Spillway to open or shut any spillway gate or perform maintenance while the roadway is in use. The land on both sides of the Morganza Control Structure is above normal river water levels, and usually dry. In order for water to reach the spillway, the Mississippi must first rise well above its flood stage, overtopping its banks. The Corps of Engineers considers opening the Morganza Spillway when the flow of the Mississippi at Red River Landing, Louisiana, is greater than and rising. Water from the Mississippi is normally diverted into the Atchafalaya Basin at only one place, the Old River Control
Morganza High School School Board until being closed in 2008. The school buildings and grounds are currently used as a law enforcement training facility for the Pointe Coupee Parish Sheriff's Office. As part of a community project, the school's gymnasium was renovated in 2014 and is currently used as a community athletic facility, as well as a parish athletic hall of fame museum. John B. Fournet, later a supporter of Huey Pierce Long, Jr., Speaker of the Louisiana House of Representatives, lieutenant governor, and associate and Chief Justice of the Louisiana Supreme Court, was the principal of Morganza High School in the 1916-1917