AIRWAY HEIGHTS, Wash. – Fairchild Air Force Base officials released the results from the water testing from 40 wells on Tuesday.

According to officials, 27 wells did not have any detectable levels of Perfluorooctanesulfonate (PFOS) and Perfluorooctanoic acid (PFOA), 12 wells had detectable levels below the EPA health advisory and one was found to have PFOS/PFOA concentrations able the recommendations. The testing began on August 7. The Air Force is providing bottled drinking water to the residents who have levels above the health advisory.

Air Force Civil Engineer Center officials started notifying 40 residents of the results on Monday.

Officials said testing will continue in areas north of the base and east to the City of Airway Heights, about one mile south and two miles north of Highway 2.