Engineering professionals worldwide recognize what those of us at Duffield Associates have long understood: that the government is our partner in assuring that the public interests and needs are recognized and served in both the private and the public sectors. Regulatory compliance has become a critical aspect of virtually any project involving emissions into air or water and/or treatment of natural resources such as water.

Success in navigating these regulatory issues requires a range of engineering and other competencies, such as public involvement, as well as a measure of discretion, insight, wisdom and experience gained designing solutions for private sector and public sector clients.

Duffield Associates has built an extraordinary track record in navigating regulatory compliance issues, including…

  • Air emissions control permitting
  • Chemical management programs
  • Environmental site assessments
  • Hazardous waste management and contingency plans
  • NPDES Pretreatment Process hazard analysis
  • Process safety management
  • Hazardous and solid waste
  • Risk management plans and programs
  • SARA Title III (Tier II and TRI) program compliance
  • Site remediation program compliance
  • Storm water management
  • Spill prevention, control and countermeasure (SPCC) plans
  • Title V air operations permitting assistance
  • TMDL evaluation
  • Wastewater operations
  • Wastewater operator training