More "negligent" contamination of waters on both coasts:

1. Sewage plant in Massachusetts dumping into Connecticut River

Jul 7, 2023 · A sewage plant in Holyoke, Mass. overflows during heavy rains, leading tosewage being dumped into the Connecticut River.

https://www.ctinsider.com/journalinquirer/article/connecticut-river-sewage-18189012.php#photo-24011482

1. RV encampments in Los Angeles:

"Unbelievable stuff going on the amount of trash. There are hazardous materials, leftover burned-out carcasses of motor homes are all over the place.9000 gallons of raw sewage a month are going into the wastewater system. That's the storm drain system, not the sewers. The storm drain carries it straight to Santa Monica Bay."

https://m.youtube.com/watch?v=zkWbZVvcnxU - California Insider, Eooch Times, interviewing former commissioner Barry Coe (July 2, 2023)