Vapor Intrusion
Vapor Intrusion Vapor intrusion occurs when harmful soil contamination changes phase from liquid to vapor underground and moves upward through geologic layers and building foundations, accumulating within indoor air.
Building Materials | Environmental Due Diligence | Environmental Engineering & Construction | Indoor Air Quality Protection | Land Development & Real Estate | Remediation & Clean-Up
Human Health Risk Assessment (HHRA)
Human Health Risk Assessment (HHRA) A Human Health Risk Assessment (HHRA) evaluates the potential dangers to people where there may be some exposure to chemical contaminants in soil, groundwater, ambient air, or soil gas. Typically, the recommendation for an HHRA stems from the Phase 1 Environmental Site Assessment process. However, the awareness for indoor air…