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Zero emissions is our path to an innovative, sustainable mobility network that our communities can rely on.
Transitioning to a zero-emissions fleet will eliminate our reliance on fossil fuels. Reducing our emissions now is an investment in a more sustainable future.
Battery-electric buses cut air pollution and keep noise down, too. We’re introducing battery-electric buses in King County communities most affected by air and noise pollution from transportation.
We’re on track to be one of the first large transit agencies in North America with a fully zero-emissions fleet—and we take that seriously. We’re committed to sharing our successes and lessons learned along the way.
Metro’s commitment to climate justice drives every step of our transition to zero emissions. Learn what we’ve already achieved and what’s next.
Became the first public transit agency in North America to adopt a diesel hybrid fleet.
Purchased a fleet of 174 zero-emissions trolleys.
Leased and piloted three battery-electric fast charge buses on routes 226 and 241.
Committed to transitioning to a 100% zero-emissions bus fleet powered by renewable energy.
Leased and piloted 10 battery-electric buses from three different manufacturers.
Celebrated the retirement of our last diesel bus.
Began Transit System Electrification Planning to inform technical conversion efforts.
Launched South Base Test Facility to pilot new charging technologies and start battery-electric bus operations serving up to 22 routes.
All 40 battery-electric buses are now serving South King County.
Metro starts accepting the first battery-electric Gillig buses and begins preparation for entry into service.
Open Tukwila Base at South Campus, fully equipped to service 120 battery-electric buses.
Planning for the electrification of Central Campus begins.
Continue planning for and constructing charging infrastructure at the remaining existing bases.
Route 48 converted to trolley service.
Reach zero emissions targets for all transit modes: bus, trolley, water taxi, Access paratransit, Metro Flex, and vanpool.
Our path to a zero-emissions fleet is exciting and rewarding—and it will take time and resources. We’re committed to anticipating challenges before they arise and approaching the work with intentionality and care. We invite you to come along with us.
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