Morganza, Louisiana mammoth work began in 1939 and was completed in 1955. High water of the Mississippi is channeled between guide levees north and west of the town of Morganza and down into the Atchafalaya Basin, thence to the Gulf of Mexico. The floodgates of this facility have been used only twice—during the high water of 1973 and 2011. Morganza is located at (30.735681, -91.593390). According to the United States Census Bureau, the village has a total area of , of which is land and (15.11%) is water. Climate is characterized by relatively high temperatures and evenly distributed precipitation throughout the year.
2011 Mississippi River floods U.S. President Barack Obama declared the western counties of Kentucky, Tennessee, and Mississippi federal disaster areas. For the first time in 37 years, the Morganza Spillway was opened on May 14, deliberately flooding of rural Louisiana to save most of Baton Rouge and New Orleans. Fourteen people were killed in Arkansas, with 392 killed across seven states in the preceding storms. Thousands of homes were ordered evacuated, including over 1,300 in Memphis, and more than 24,500 in Louisiana and Mississippi, though some people disregarded mandatory evacuation orders. The flood crested in Memphis on May 10 and artificially crested in southern