Business Army Corps has a plan to delay saltwater creeping upriver By Penny Font - September 25, 2023 Barges move along the Mississippi River near the Port of Greater Baton Rouge. (Tim Mueller) FacebookXLinkedinEmailPrint As drought continues to force saltwater from the Gulf of Mexico upriver in Louisiana, the U.S. Army Corps of Engineers this morning announced a plan to slow the flow. Already an INSIDER? Sign in.