Hahn Environmental Consultants
HAC and Associates
Who We Are
Who We Are
Services
Projects
Contact Us
Home

SITE ASSESSMENTS

  • Phase I Environmental Site Assessment (ESA)
  • Phase II ESAs
  • Tenant Inspections and Audits
  • Preliminary Assessment (PA)

SITE INVESTIGATIONS and REMEDIAL INVESTIGATIONS

  • Site Investigation (SI)
  • Remedial Investigation (RI)
  • Feasibility Study (FS)
  • Risk-Based Assessment
  • Work Plans
  • Sampling and Analysis Plans
  • Hydrogeologic Investigations
  • Contaminant Characterizations
  • Groundwater Investigations/Monitoring
  • Aquifer Testing

REMEDIATION/CLEANUP

  • Corrective Action Plans and Remedial Action Plans
  • Remedial Design, Oversight, and Implementation

UNDERGROUND STORAGE TANKS (USTs) and UNDERGROUND INJECTION CONTROL (UIC) SYSTEMS

  • Permitting
  • Operations Compliance
  • Investigations
  • Decommissioning
  • Cleanups

BROWNFIELD REDEVELOPMENT

  • Grant Assistance
  • Site Assessment and Investigation
  • Cleanup
  • Construction Monitoring

OTHER

  • Technical Assistance
  • Peer Review/Second Opinions
  • Reporting & Documentation

426 NW 6th Avenue, Suite 203 Portland, OR