Tetra Tech is a leading provider of emergency management and community resilience services. We have the experience, expertise, and resources to assist both public and private sector clients in addressing the entire continuum of devastating impacts of man-made and natural events. Our expertise includes preparedness, mitigation, response, and recovery.

Tetra Tech has successfully completed thousands of projects for more than 300 clients in 44 states throughout the United States. Our disaster preparedness strategies during steady-state conditions include:

  • Developing and applying technology to better inform clients about the wide array of hazards they face
  • Prioritizing, scoping, and implementing projects designed to mitigate risks
  • Planning, training, and exercising public safety professionals to enhance their readiness to respond

Tetra Tech also offers a wide range of post-disaster incident management support, including:

  • Augmenting staff and personnel in all areas as needed
  • Facilitating and monitoring rapid infrastructure repair and debris management
  • Advising and guiding clients through comprehensive financial management, community resilience, and economic redevelopment phases of disaster recovery


  • Disaster-specific response planning
  • General population and functional needs evacuation and shelter planning
  • Flood warning and emergency evacuation planning
  • Emergency management training for multiple public safety disciplines
  • Emergency operations drills and table-top and full-scale exercises
  • Access and functional needs consulting
  • Threat Hazard Identification and Risk Assessment (THIRA) development
  • Incident Command System (ICS) Training


  • Hazard mitigation planning
  • Loss avoidance studies
  • FEMA Community Rating System (CRS) consulting
  • Floodplain management studies and analyses
  • Levee and dam inspection and management
  • Climate adaptation planning
  • Comprehensive and master community planning
  • Land use and zoning policy and plan development


  • Disaster operations staff augmentation (Emergency Operations Center [EOC] or field support)
  • Debris management and monitoring
  • Environmental and spill response
  • Time-critical critical infrastructure repair (e.g., water, wastewater, energy, utility, and transportation systems)
  • Incident action planning
  • Common operating picture development
  • Incident command system report

Short-term Recovery

  • Infrastructure and residential damage assessment
  • FEMA Public Assistance grant administration and consulting
  • Hazard Mitigation Grant Program (HMGP) application and program administration
  • Economic redevelopment program planning
  • Housing and Urban Development (HUD) Community Development Block Grant-Disaster Recovery (CDBG-DR) consulting (program management, environmental review, eligibility analysis, and reporting)

Long-term Recovery

  • Water and wastewater infrastructure design and construction
  • Flood control and green infrastructure design and construction
  • Public safety facility design and construction
  • Structural elevation design and implementation
  • Transportation system design and construction
  • Property buyout program administration