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Transit Employee Appreciation Month

March 10, 2025

The National Transit Employee Appreciation Month is Tuesday, March 18th - but Tri Delta Transit celebrates it all month long! When you see an operator, supervisor, maintenance person or talk to route information, dispatch or a schedule or buy tickets from someone at our admin offices, take the time to...
Press Releases

RFP released for State Advocacy Services #2025-02

February 20, 2025

Eastern Contra Costa Transit Authority (dba:Tri Delta Transit) invites you to submit a proposal to provide state advocacy support services in regulatory, legislative, operations, and funding issues of interest to Tri Delta Transit. Tri Delta Transit anticipates awarding a contract for a one-year term, with two (2) one-year extensions, to the...

Press Releases

Press Releases

Tri Delta Transit Launches First Electric Transit Bus

June 27, 2018

ANTIOCH, CA, June 27, 2018 — Following over two years of research, planning and testing, the Eastern Contra Costa Transit Authority (Tri Delta Transit) recently began operating their first battery electric transit bus. “This is a big moment for both Tri Delta Transit and all of Eastern Contra Costa County,”...
Press Releases

Tri Delta Transit Makes Significant Changes to Bus Routes

May 01, 2018

ANTIOCH, CA, May 1, 2018 – In preparation for the opening of East County’s new BART stations, Eastern Contra Costa Transit Authority (Tri Delta Transit) is making several changes to current bus routes. These changes will take effect Saturday, May 26, 2018. Changes include: Addition of new routes Modifications to...
Press Releases

Tri Delta Transit Makes the Switch to Clean Burning, 100% Renewable and Sustainable Neste MY Renewable Diesel™

November 20, 2017

Antioch (November 30, 2017) – Tri Delta Transit has switched their entire fleet of transit buses from operating on petroleum diesel to using only Neste MY Renewable Diesel™. Neste MY Renewable Diesel is a low-carbon fuel, produced from 100% renewable and sustainable raw materials. This innovative fuel cuts greenhouse gas...
Press Releases

Tri Delta Transit Celebrates 40 Years of Service with Free Rides

October 23, 2017

ANTIOCH, CA, October 23, 2017 – 2017 marks the 40th anniversary of local public transportation in Eastern Contra Costa County provided by Tri Delta Transit. To celebrate, the agency will be providing free rides on all weekend routes, every weekend in November. “This will include Thanksgiving Day and the day...