What is the Purpose of AVIP? Find a Professional

AVIP is a 501(c)(6) non-profit organization. The purpose of AVIP is to build a community of professionals dedicated to advancing the industry and providing a forum for informational exchange of knowledge and science related to Vapor Intrusion (VI); as well as establishing a central resource for technology, guidance, standards, credentialing and best practices for both those in the industry and those seeking VI related services.

The Benefits of Membership

Increased Visibility in the Industry
Searchable Profile - "Find a Professional"
A Voice in standards of practice for federal and state regulations
VI Community
Access to updated Regulations and Standards
State and Local Government Contact Information for VI
Training
Certification
Search for VI Vendors/Suppliers
Discount on AVIP Conferences
Discount on All Training
Networking Events
Member Events
Locate a Member
Sign up for Alerts
Use of the Approved AVIP Logo Badge for Members and Sponsors

What Is Vapor Intrusion?

Vapor intrusion occurs when there is a migration of vapor-forming chemicals from any subsurface source into an overlying building. Recognition of soil vapor intrusion to buildings and other enclosed spaces occurred in the 1980s with concerns over radon intrusion. Subsequently, there was an increasing awareness that anthropogenic chemicals (e.g., petroleum hydrocarbons and chlorinated solvents) in soil, groundwater, and sewers and drainlines could also pose threats to indoor air quality via the vapor intrusion pathway.

Vapor-forming chemicals may include: