Vapor intrusion is such a huge environmental exposure for property owners that ASTM the society that developed our Phase I, Phase II… site assessments developed ASTM 2600 that deals specifically with vapor intrusion. If you are a property owner you must have a strategy in place to address your exposure to vapor intrusion. Relying on the at fault party/s to make you whole is a very weak strategy.
Pollution liability insurance can protect property owners from vapor intrusion.
This article offers a nice overview on vapor intrusion: Vapor Intrusion: An Emerging Risk That Could Cost Property Owners (new window)