Effective October 6, 2015, US EPA will list ASTM 1527-13 “Standard Practice for Environmental Site Assessments: Phase I Environmental Site Assessment Process” as the primary industry standard that “may be used to comply” with the All Appropriate Inquiry (AAI) requirements in 40 CFR 312.20. This is, according to US EPA’s final rule issued on October 6, 2014, … Continue Reading
How to comply with the vapor encroachment assessment required by ASTM Standard E1527-13 (ASTM E1527-13) has become a common question for Phase I Environmental Site Assessment users in search of satisfying the CERCLA all appropriate inquiry rules. As we reported in our prior frESH law blog post, unlike ASTM Standard E1527-05, the new ASTM E1527-13 … Continue Reading
