Phase I Environmental Site Assessment standard gets updated

Major revisions associated with ASTM E 1527-2013 include a “simplified ” definition of a Recognized Environmental Condition (REC), a revised definition for a Historical REC, and a new definition for a “Controlled” REC Vapor Intrusion risk is now included in a Phase I ESA and should be performed in accordance with ASTME2600-10. The updated ASTM E 1527-2013 also includes minor changes associated with regulatory file reviews, more extensive historical reviews associated with industrial or manufacturing properties, and other changes.

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