PFAS pollution led to contamination of US drinking water wells, study finds

PFAS chemicals detected in 20% of private wells and 60% of public wells sampled in 16 eastern states

Pollution by toxic PFAS forever chemicals" in America's aquifer system has led to widespread contamination of private and public drinking water wells, data from a new study by the US Geological Survey finds.

The study, published in Environmental Science and Technology, detected PFAS chemicals in 20% of private wells and 60% of public wells sampled in 16 eastern states, and offered new insights on how to predict which drinking water sources may be contaminated.