Phase 1 Environmental Site Assessment - Cost $1,700 - $2,000 - or Phase I Environmental Site Assessment - Phase I ESA - is the term used to describe the first phase or preliminary investigation phase of an ESA. Phase 1 I Environmental Site Assessments (ESAs) - Cost $1,700 - $2,000 in California - in accordance with the American Society for Testing and Materials (ASTM) standard for Phase 1 I ESA's by EPA-Compliant Environmental Professional (EP) {40 CFR Part 312} who meets the requirements of the EPA - Cost Phase I 1 ESA $$1,700 - 2,000 California - 7 to 10 days turnaround time
Phase 2 Environmental Site Assessment is the term used to describe the second phase or Subsurface Investigation phase of an ESA. Phase 2 Environmental Assessment - Subsurface Investigation consist of collecting soil, soil-gas, and/or groundwater samples to screen for subsurface contamination by a California-Registered Professional Geologist
Environmental Remediation or Phase III Environmental Site Assessment (ESA) is the term used to describe the contaminated site remediation phase of an ESA. Workplans for thorough subsurface investigation are prepared and implemented, feasibility studies are prepared, and remediation system are designed and implemented at sites that have significant soil and/or groundwater contamination problems that require cleanup - UST Cleanup Fund Reimbursements in California