VAPOR INTRUSION PANEL DEFINITION COULD SLOW PROPERTY TRANSACTIONS

An international standards organization panel developing screening procedures for detecting vapor intrusion is also considering whether the chemical vapors should be defined as a hazardous substance release during initial environmental assessments of properties, which could slow real estate transactions and result in more extensive and costly cleanups, sources say. ASTM International panelists are currently drafting language and expect to meet later this summer to consider whether vapor intrusion is a recognized environmental condition (REC), which means site assessors would have...