Press & Public Info

Please note that you can find ARCHIVED press releases, audits, and plants by selecting the tab of interest below. Documents prior to April 1, 2026 are considered archived by Eastern Contra Costa Transit Authority (Tri Delta Transit).

speaker with megaphone in hand. announcement

News & Events

Keep up to date with Tri Delta and access Press Releases back to 2006.

Financial Statement & Audits

Read Tri Delta’s Annual Independent Financial Audit’s from 2008 to the present.

Transit Plans

Read about current and previous plans for Tri Delta’s infrastructure growth.

mobile Power supply for electric bus charging at Electric bus charging station.

Zero Emission Bus Rollout Plan

Tri Delta plans to be emission free by 2050. Learn How.

Woman ordering taxi with smartphone on city street

DPMT Project

Learn about the new, closed microtransit system launching by 2030.