WRIGHT-PATTERSON AIR FORCE BASE — Wright-Patterson shut down a drinking water well Thursday in Area A after the Ohio EPA issued emergency orders the day prior to close the well because of contamination concerns, officials said.
The state agency’s order to close the well by Thursday was the second issued to the base in less than a week. The Ohio Environmental Protection Agency also ordered the base to submit an alternative water plan by June 2, and to start taking drinking water samples monthly.
"The health and well-being of our people is our number one priority," Col. Elena Oberg, installation vice commander, said in a statement. "We will work closely with the Ohio EPA to develop a long-range plan to resolve this issue."
Test results showed a contamination level of 120 parts per trillion of perfluorooctanesulfanoic acid in a well sample collected last month, according to information released Thursday by the EPA. The chemical agent, more commonly called PFOS, has been used in firefighting suppressant foam.
New U.S. EPA levels set May 19 lowered the lifetime PFOS exposure threshold to 70 parts per trillion.
Last week, a health advisory was issued for pregnant or lactating women and bottled-fed infants. The base will continue to provide bottled water to that at-risk population, base spokeswoman Marie Vanover said. Adults not covered in the…