Phase I Services ASTM E1527An Environmental Site Assessment (ESA) is a report prepared for a real estate holding which identifies potential or existing environmental contamination liabilities and satisfies the requirements of the innocent Landowner Defense to liability imposed by the Comprehensive Environmental Response Compensation and Liability Act (CERCLA).
Our clients for Phase I ESA’s have included developers, banks, engineering firms, architects and contractors.
Phase II Services
An “intrusive” investigation which collects original samples of soil, groundwater or building materials to analyze for quantitative values of various contaminants. These are performed after being recommended during the Phase I ESA investigation.
Flex Wall PermeabilityASTM D5084Used to determine the one-dimensional, laminar flow of water within porous materials such as soil and rock. Widely used in Landfill and Pond soil analysis. These tests are typically performed for design of wet ponds and lagoons, drainage retention systems and landfills.
Wetlands DelineationWetland delineation is simply the act of establishing the boundary between wetlands and uplands (or non-wetlands). There are two delineation procedures developed at the federal level and several states have their own wetland delineation procedures.