Operations and Maintenance Facility South
Maintaining the growing light rail fleet.

News and updates

A worker in a blue jumpsuit fixes an overhead light in a Link light rail vehicle.

Share your thoughts on the Operations and Maintenance Facility South

Sound Transit will be expanding our light rail train fleet in the coming years to support future Link extensions to Tacoma and throughout the region. To receive these new electric trains, we first…

Photo of Link Light Rail cars used for project update, Operations and Maintenance Facility South

Comment by April 19 on South King County’s new light rail maintenance facility

Sound Transit is expanding our light rail train fleet in the coming years to support future Link extensions to Tacoma and throughout the region. To receive these new electric trains, we first need to…

Photo of the Operations and Maintenance Facility in Seattle.

What's an OMF?

Sound Transit's regional light rail system is expanding! To service and maintain additional light rail vehicles, we need to build a new facility in South King County: the Operations and Maintenance…

Photo of a worker installing LED lights on Link Train, Operations and Maintenance Facility South Project update

OMF South Draft EIS coming March 5: We need your input!

On March 5, Sound Transit will publish the Draft Environmental Impact Statement for the Operations and Maintenance Facility South.  A Draft EIS is an important milestone in determining where we…

OMFS Oct 2020 Project update header image, photo of woman wearing a mask at a train station

OMF South environmental review schedule

Our project team is currently working on the Draft Environmental Impact Statement, or EIS, as part of our environmental review process. The Draft EIS will analyze and document the three site…

An example of fieldwork crew conducting geo-technical boring to collect soil samples at South Lake Union in Seattle.

Upcoming fieldwork for the OMF South project

Over the past few weeks, you have may have seen crews conducting land and water surveys in Kent and Federal Way. These teams are working to better understand conditions at and near the three sites we…

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Thanks for joining us last fall! 

In November we shared an Operations and Maintenance Facility South update, including a status report on potential sites. Thank you to everyone who came out to say hello at a drop-in session or joined…

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Operations and Maintenance Facility South: Online Open House

There is still time to learn more about our Operations and Maintenance Facility (OMF) South project progress. For more information, take our online survey. You have until Dec. 6th to participate…

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Opportunities to stay informed and learn about project progress

Thanks to everyone who attended our informational drop-in sessions for the Operations and Maintenance Facility (OMF) South in November. There is still time to learn more about our project’s progress…

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Remember, OMF South drop-in sessions continue next week! 

Come learn about site locations for the Operations and Maintenance Facility (OMF) South. Attend an informational drop-in session or check out our online version of the drop-in sessions to stay…