MobilityData logo

MobilityDatabase

Login
MobilityDatabase logo
MobilityDatabase

An open catalog of transit and mobility data feeds, serving the global transportation community.

Platform
FeedsAdd a FeedAPI Docs
Validators
GTFS Validator GTFS-RT Validator GBFS Validator
Company
AboutFAQContact UsShare Feedback
Legal
Privacy PolicyTerms and Conditions

Maintained with 💙 by MobilityData

© 2026 MobilityDatabase. All rights reserved.

Feeds/GTFS Realtime/ mdb-1977

Tri Delta Transit

Page generated at: Sat, 11 Apr 2026 10:49:49 UTC
Service Alerts

Agency

Tri Delta Transit

Routes

GTFS Realtime

Locations

🇺🇸 United States, California, Contra Costa County

Producer URL

https://api.511.org/transit/servicealerts?agency=3D

Feed Authentication

API Key

Register to download feed

License

https://511.org/sites/default/files/pdfs/511_Data_Agreement_Final.pdf
Related Schedule Feeds
GTFS Schedule feed
Related Realtime Feeds
Tri Delta Transit
Trip Updates
Tri Delta Transit
Vehicle Positions