The Vapor Intrusion Toolbox will be used to post documents for OSCs and RPMs to use in response to Vapor Intrusion Sites. Vapor intrusion is the migration of volatile chemicals from the subsurface into overlying buildings.
See Documents Section for:
2002 EPA Vapor Intrusion Guidance
2010 Region 5 Vapor Intrusion Guidebook
Vapor Intrusion Fact Sheet
Exposure to Toxic Chemicals Fact Sheet
TCE Fact Sheet
EPA Access Agreement for Sampling
Vapor Intrusion Action Memo (TCE Site)
Residence Assesment Form (VOC & Petroleum Site)
EPA On-Line Tool (Johnson Ettinger Model)
SSDS Annual Inspection Form
Many Other Reference and Example Documents
2015 Technical Guide for Assessing and Mitigating the Vapor Intrusion Pathway from Subsurface Vapor Sources to Indoor Air found at:
"https://www.epa.gov/vaporintrusion/technical-guide-assessing-and-mitigating-vapor-intrusion-pathway-subsurface-vapor"
