EPA Subsurface Vapor Intrusion Guidance

Kristine MacWilliams is a registered Professional Engineer in North and South Carolina with over 19 years of experience in managing and conducting site assessment and remediation projects throughout the Southeast and nationally. Her areas of expertise includes assessment and remediation of chlorinated solvents, petroleum hydrocarbons and numerous other contaminants in soil and groundwater. In addition, she has extensive experience assessing the vapor intrusion pathway and is experienced in risk assessment and mitigation as it pertains to vapor intrusion in accordance with the EPA Office of Solid Waste and Emergency Response (OSWER) Guide for Assessing and Mitigating the Vapor Intrusion Pathway from Subsurface Vapor Sources to Indoor Air, June 2015 and specific state guidelines as applicable.