TagFONSI(6)

A petition filed in the U.S. Court of Appeals for the Ninth Circuit challenging the FAA’s Finding of Significant Impact/Record of Decision for the Sustainable Airport Master Plan Near-Term Projects at Seattle-Tacoma International Airport. The petition was filed by three Washington cities seeking review of the September 24, 2025 FAA decision.

1. Range of Alternatives. 2. Alternatives Outside the Capability of Applicant or Jurisdiction of Agency. 3. No-Action Alternative. 4. Agency’s Preferred Alternative. 5. Proposed Action v. Preferred Alternative. 6. Environmentally Preferable Alternative. 7. Difference Between Sections of EIS on Alternatives and Environmental Consequences. 8. Early Application of NEPA. 9. Applicant Who Needs Other Permits. 10.

U.S. Court of Appeals Ninth Circuit opinion denying petition for review of FAA decision finding no significant environmental impact for new runway project at Hillsboro Airport near Portland, Oregon. The court held that the FAA’s supplemental environmental assessment and FONSI determination were not arbitrary or capricious.