AdvertisementElevated Levels Of Suspected Carcinogen Found In States' Drinking Water04:51Download AudioResumeMarch 31, 2016Hansi Lo WangfacebookEmailThe village of Hoosick Falls, N.Y., sits along the Hoosick River in eastern New York. Elevated levels of a suspected carcinogen known as PFOA were found in the village's well water, which is now filtered. (NPR)