environmental engineering services
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Willdan provides timely, high-quality, and competitively-priced environmental consulting, construction, remediation, and engineering services. 

Environmental Assessments and Audits

  • Phase I Environmental Site Assessments
  • Phase II Site Investigations
  • Environmental Investigation and Remediation for Site Redevelopment
  • Due Diligence for Mergers and Acquisitions

Environmental Characterization and Assessment

  • Compliance with State and Federal Environmental Policy Statutes (CEQA/NEPA)
  • Environmental Studies for CEQA and NEPA compliance
  • Biological Assessments for State and Federal Endangered Species Acts
  • Wetland Delineation and Permitting
  • Environmental Restoration
  • Risk Assessment (human health and environmental)

Information Technology and GIS

  • Database design and development
  • Web based applications development
  • Geographic Information Systems

Soil and Groundwater Investigations

  • Groundwater Evaluation and Modeling
  • Development and Installation of Groundwater Monitoring Systems
  • Soil Investigations Developed from Historical Data and Regulatory Requirements
  • Community Relations, Litigation Support, and Expert Witness Testimony
  • Soil and Groundwater Remediation
  • Soil Vapor Extraction/Air Sparging
  • Groundwater Pump and Treat Systems
  • Enhancement of Biological Remediation
  • Containment

Munitions Response/Investigation Services

  • Geophysical UXO Surveys
  • UXO Investigation/Property Assessment and Training
  • Munitions Response Strategic Planning, Policy, and Regulatory Support
  • Quality Assurance, Reporting and Documentation, and Geographical Information
  • System (GIS) Support for Munitions Response Projects
  • Technology Evaluation and Validation

environmental services collage