‘These levels are crazy’: Louisiana tap water sees huge spike in toxic chemicals

Since early summer, the combination of drought and rising sea levels has helped drag salty water from the ocean up the Mississippi River. The high levels of saltwater have made much of the region's water undrinkable. But public health experts have also voiced worries that the saltwater intrusion could, over time, corrode the region's ageing water infrastructure, leach heavy metals into the drinking water and create other knock-on problems...

https://www.theguardian.com/us-news/2023/oct/27/louisiana-mississippi-river-tap-water-contamination-chemicals