More wells are tainted

Sixteen groundwater wells around the border of Fairchild Air Force Base have tested above Environmental Protection Agency lifetime health advisory levels for Perfluorooctanesulfonic acid (PFOS) and/or Perfluorooctanoic acid (PFOA) contamination.

In April, engineers contracted by the U.S. Air Force found five non-drinking groundwater wells on the base that tested above advisory levels for contamination. Fairchild’s public drinking water system was sampled and all results were “non-detect” or below EPA’s health advisory levels.

Engineers collected samples from 23 private wells around Fairchild....