Phase I and Phase II Environmental Site Assessment

bTech Environmental Consulting conducts Phase I and Phase II environmental site assessments (ESAs) to identify potential or existing environmental liabilities associated with a property.

ESAs typically are used to:

  • Satisfy the due diligence requirements of a lender
  • Qualify as an innocent landowner under CERCLA
  • Assist in the planning and execution of a construction project
  • Assist with purchase price negotiations
  • Protect the health and safety of site users

Phase I ESAs research and document recognized environmental conditions (RECs) of a property and may include the following services:

  • Site reconnaissance
  • Federal and/or state environmental database searches
  • Historical research
  • Government agency file searches
  • Data evaluation and report preparation

bTech’s qualified professionals can provide Phase I assessments following the ASTM E1527-05 Standard and the All Appropriate Inquiry (AAI) Final Rule or to a client's specific requirements.

Phase II ESAs involve field sampling and laboratory analysis to identify the presence and extent of suspected or identified contaminants and include the following:

  • Preliminary site assessment
  • Analytical sampling program and oversight
  • Preparation of site safety plans and workplans
  • Soil and groundwater sample collection
  • Sample analysis
  • Site assessment
  • Periodic monitoring
  • Agency liaison
  • Risk assessment and evaluation of risk-based cleanup levels
  • Remedial program design and construction oversight

bTech can also customize an ESA to include multiple property assessment services:

  • Asbestos consulting
  • Radon testing
  • Lead-based paint analysis
  • Drinking water evaluation
  • Wetlands research
  • Regulatory compliance
  • Industrial hygiene
  • Health and safety
  • Indoor air quality