The U.S. Supreme Court on Monday stated that it would review a case filed by property owners in Montana state court seeking restoration damages that were beyond the clean-up activities required by the U.S. Environmental Protection Agency (EPA) under the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA).  In the case, Atlantic Richfield Co. v.

On January 9, 2017, EPA issued a final rule adding subsurface intrusion (SsI) as a component to the Hazard Ranking System (HRS), which is the mechanism that is used for determining the eligibility of sites for CERCLA’s National Priorities List (NPL).  The rule allows the threat of subterranean vapor migration into regularly occupied structures to