Environmental Federal Appeals Court Finds Los Angeles County Liable for Polluted Waterways by Gary Kopycinski on August 9, 2013 Gary Kopycinski Author More in Environmental: People Outside Will Be Injured: Severe Thunderstorms Strike Park Forest March 31, 2026 Park Forest Officials Urge Residents to Protect Pipes as Coldest Air of the Season Continues December 14, 2025 Park Forest Workshops Join Global Effort to Prevent Bird Collisions August 21, 2025 Groups Win Stormwater Pollution Case Forcing LA County to Clean up Toxic Mess