Should LA care about salt in New Orleans' tap water? Yes. Here's why

Los Angeles residents would be wise to keep an eye on New Orleans, where saltwater from the Gulf of Mexico is creeping up the Mississippi River and threatening the drinking water supply. Officials are tracking the daily movements of the saline wedge, which was predicted to reach some of the city's water intake valves by Thanksgiving. More recent forecasts hold out hope that most intakes will escape saltwater contamination.