EPA Weighs Options For Addressing Future Vapor Intrusion Risks

EPA staff is considering strategies for determining potential risks from indoor chemical vapors from soil and groundwater -- known as vapor intrusion -- on polluted properties that may be redeveloped in the future, according to an agency source. Among the options under consideration are incorporating advice for detecting future contamination in a revised vapor intrusion guidance scheduled to be released later this year, or even developing a separate guidance on the issue at a later date. A draft EPA guidance...