EPA posted a copy the pre-publication Federal Register notice with the final determination to designate PFOA and PFOS as hazardous substances under CERCLA (pre-publication_final-rule-cercla-pfoa-pfos-haz-sub). Also, here is a link to an EPA memo “PFAS Enforcement Discretion and Settlement Policy Under CERCLA.” (pfas-enforcement-discretion-settlement-policy-cercla)
In addition to the text in the Regulatory Update below that was copied from AWWA’s public comments on the proposal, here is a link to an AWWA Statement Released two days ago: