1. Short title This Act may be cited as the PFAS Federal Facility Accountability Act of 2018 . 2. Cooperative agreements with States for removal and remedial actions to address contamination from PFAS (a) Definitions In this Act: (1) Facility The term facility has the meaning given such term in section 101 of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ( 42 U.S.C. 9601 ). (2) Federal facility The term Federal facility means a facility that is owned or operated by the Federal Government. (3) Former Federal facility The term former Federal facility means a facility that has been, but is no longer, owned or operated by the Federal Government. (4) Fully fluorinated carbon atom The term fully fluorinated carbon atom means a carbon atom on which all the hydrogen substituents have been replaced by fluorine. (5) Perfluorinated compound The term perfluorinated compound means a perfluoroalkyl substance, or a polyfluoroalkyl substance, that— (A) is manmade; and (B) contains at least 1 fully fluorinated carbon atom. (6) State The term State has the meaning given such term in section 101 of the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ( 42 U.S.C. 9601 ). (b) Cooperative agreement (1) In general On request by the Governor or chief executive of a State, a Federal department or agency shall enter into a cooperative agreement, or amend an existing cooperative agreement, with such State pursuant to which the Federal department or agency will conduct testing, monitoring, removal, and remedial actions to address contamination or suspected contamination of drinking water, surface water, ground water, sediment, or soil from a perfluorinated compound released at— (A) a Federal facility