On April 16, EPA issued a revised proposed guidance for assessing and mitigating vapor intrusion risks from chlorinated solvents and petroleum at cleanup sites. The proposed guidance documents revise earlier versions from last year. The current versions eliminate language from the chlorinated solvents guidance for calculating limits to protect against health hazards from short-term exposure. [...]
Tags: chlorinated solvents, cleanup sites, EPA, light non-aqueous phase liquid, LNAPL, petroleum, petroleum contamination, vapor intrusion
