Phase I Environmental Site Assessment (ESA)

Environmental Site Assessment is the study of a property to identify potential or existing environmental contamination or liabilities. A Phase I ESA report is usually prepared for real estate holdings, developers and financial institutions.

NYC E-Designation

An E-designation relating to air, noise or hazardous material prevents any new construction to occur, and building permit(s) are not approved until the environmental requirements can be satisfied.

Vapor Intrusion Investigation

Vapor Intrusion refers to the process by which volatile chemicals move from a subsurface source into the indoor air of overlying or adjacent buildings.

Air Quality Impact

An important technique for determining the relative contribution to ground level pollutant concentrations of specific current or future source emissions at receptor sites