Forever Chemicals in Freshwater Fish / / No Comments A new study by the Environmental Working Group (EWG) has found harmful levels of PFAS in freshwater fish throughout the United States. The study measured the harmful levels of ‘forever chemicals’ in freshwater fish collected across the United States. PFAS are known as ‘forever chemicals’ because they never break down in the environment. They have entered freshwater bodies across the United Maps Mania… more → Posted in: Interactive Maps Tagged with: Chemicals, Fish, Forever, Freshwater