Federal/State/Local Compliance

Our federal, state, and local compliance services include:

  • Desktop/Class I inventories
  • Historic and archival research
  • Tribal consultation
  • Section 106/NEPA integration
  • SEPA integration
  • Intensive/Class III surveys
  • Archaeological and historic resource documentation
  • Cultural landscape inventories and reports
  • Traditional Cultural Properties/Traditional Land-Use studies
  • National Register evaluations
  • Effects determinations
  • Agreement documents (MOAs, MOUs)
  • Mitigation of adverse effects projects (data recovery, HABS/HAER, interpretive displays and documents)
  • Historic Properties Management Plans
  • 4f documentations

HRA also assists clients and agencies in the energy, transportation, federal, communications, and development sectors. Our projects range from large multistate linear corridors to individual property assessments. Our projects include:

  • Interstate pipelines
  • Transmission lines and facilities
  • Highway improvements and bridge replacements
  • Hydropower relicensing and implementation
  • Land exchanges
  • Alternative energy generation (solar, wind, geothermal)
  • Mines
  • Commercial and residential developments

Featured Members

Featured Projects

Amazon Prairie Mitigation Bank Project

HRA helped the City of Eugene, Oregon, protect cultural resources during design and implementation of a project that restored 324 acres of agricultural farmland to wetland prairie.

Discovery Road Bikeway and Sidewalks Project

HRA completed cultural resources investigations for the proposed installation of a bikeway and sidewalks along an existing stretch of Discovery Road in Port Townsend, Washington.

Green Lake Community Center

HRA provided archaeological monitoring for the early phases of Seattle Parks and Recreation’s Green Lake Community Center project.

Knutson Farms EIS

HRA conducted a cultural resources inventory for the City of Puyallup Knutson Farms Industrial Park Environmental Assessment.

PacifiCorp HPMP Implementation

PacifiCorp contracted with HRA to advise and assist them with the implementation of Pacificorp’s HPMP for the Swift No. 1, Yale, and Merwin Hydroelectric Projects in Clark, Cowlitz, and Skamania Counties, Washington.

South Park Bridge Replacement

HRA conducted architectural and archaeological investigations for the proposed replacement of the South Park Bridge in King County, Washington.

Cultural Resource Management

Facilitating Government-to-Government Consultation

HRA provides assistance and professional guidance to agencies and private clients in formal and informal tribal consultation and communication.


Through integration of GPS (Global Positioning System) and GIS (Geographic Information System) into our fieldwork and deliverables, HRA gathers and disseminates highly accurate…

Historic Preservation

HRA’s specialists assist clients with a range of historic preservation services, including preservation planning; adaptive reuse, rehabilitation, restoration and conservation…