Investigation reports
Read investigation reports on recent significant incidents involving Washington State Ferries, including findings and recommendations to prevent them from happening again.
Internal investigation of Walla Walla grounding on Bainbridge Island
Walla Walla lost propulsion power and ran aground on Bainbridge Island while travelling through in Rich Passage on April 15, 2023. We launched an internal investigation to determine the cause and to ensure something similar does not happen again. Our Report of Formal Investigation (PDF 1.4MB) includes findings and recommendations.
Internal investigation of Cathlamet incident at Fauntleroy terminal
When Cathlamet struck offshore pilings at Fauntleroy terminal on July 28, 2022, we immediately launched an internal investigation to determine the cause and to ensure something similar does not happen again. Our Report of Formal Investigation (PDF 1.3MB) includes findings and recommendations.
166,800 electric vehicle
registrations in Washington in 2023, up from 114,600 in 2022.
87 wetland compensation sites
actively monitored on 918 acres in 2023.
25,000 safe animal crossings
in the Snoqualmie Pass East Project area since 2014.