Robert Peccia & Associates


RPA's qualified and experienced in preparing environmental compliance and permitting documents for all types of civil engineering projects.

RPA team members write Environmental Impact Assessment documents for highway and bridge reconstruction projects, airport improvement projects, and water and wastewater projects throughout Montana.


We have also contributed to environmental documents for projects under development by the Federal Highway Administration’s Western District Federal Lands in the Pacific Northwest and by the National Park Service at locations throughout the United States.

From coordinating with permitting agencies to helping the Montana Department of Transportation secure Section 404 Clean Water Act permits, RPA has provided environmental documents for over 20 urban and rural highway design projects.


Team members have written comprehensive Environmental Assessments for eight airport improvement projects, completed environmental checklists for community water and wastewater projects, and worked with biological resource consultants to prepare feasibility studies for wetlands development.


National Environmental Policy Act (NEPA)

Montana Environmental Policy Act (MEPA)

Environmental Impact Assessment

Endangered Species Act Compliance

Agency Coordination & Public Involvement

Environmental Permitting


Robert Peccia & Associates

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