The cleanest and grossest beaches in California — and it’s bad news for iconic Santa Monica Pier admin 2 hours ago News Tv Comments Off on The cleanest and grossest beaches in California — and it’s bad news for iconic Santa Monica Pier 11 Views Bird poop gives Santa Monica Pier the most polluted water in Los Angeles, while other Cali beaches suffer from raw sewage and urban runoff. Share Facebook Twitter Stumbleupon LinkedIn Pinterest