More Information!

Join us at the 2023 AVIP VI Conference - November 5-8, 2023 in New Orleans, LA - AGENDA

The room block is sold out!

We would like to thank those that attended AVIP’s 1st Annual Vapor Intrusion Conference! The goal for VI professionals to meet and collaborate was certainly met. It was an overwhelming success, and we hope you enjoyed the experience. 

A BIG thank you to all our sponsors and exhibitors.  Your support is greatly appreciated.

Please check out our events page for more information on upcoming events and our 2023 AVIP VI Conference coming up November 5th - 8th this year.

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
Join now!

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:

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