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Vapor Intrusion Pathway: A Practical Guideline
Hosted by Interstate Technology and Regulatory Council (ITRC)

Over the past ten years, vapor intrusion (VI) has become a significant environmental issue for regulators, industry leaders, and concerned residents alike. Vapor intrusion is characterized as the migration of volatile chemicals from the subsurface into overlying structures. The simplicity of this definition belies the magnitude of resources being expended to address this complex exposure pathway. This training is based on ITRC's national VI pathway guidance which was developed through the combined efforts of more than 100 professionals inclu ...  [click for more]

For general information contact ITRC by telephone at 402-201-2419 or via e-mail at

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