Saltwater wedge could affect water supply around New Orleans

Forecast and estimated dates when salt water is expected to reach intake points for water processing plants, as of Oct. 2

Map showing the intrusion of salt water upstream into the Mississippi River

(Please use a modern browser to see the interactive version of this visualization)

Note: East Jefferson and West Jefferson facilities not shown. Project timeline is as of the NWS forecast for Oct. 2, 2023 and is subject to change

Source: Army Corps of Engineers

Claudine Hellmuth/POLITICO