Audio from the January 26, 2012 meeting of the MassDEP Waste Site Cleanup Advisory Committee. The meeting covered general updates (e.g., budget)and the BWSC efforts in the MassDEP Regulatory Reform Initiative, including discussion of potential regulation changes related to Activity and Use Limitations (AULs), Vapor Intrusion (VI), the Numerical Ranking System (NRS), Tier Classification (TC), Permits, Light Non-Aqueous Phase Liquids (LNAPL), and the Numerical Standards.