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Feeds/GTFS Schedule/ mdb-1974

Tri Delta Transit

Official Feed
1 errors3 warnings2 info notices
Quality report updated: Wed Aug 12 2026
Official verification updated: Wed Jan 22 2025
Page generated at: Mon, 24 Aug 2026 15:10:25 UTC
Download LatestOpen Full Quality Report
Covered Area - Routes and Stops
Open Detailed Map

Agency

Tri Delta Transit

America/Los_Angeles

Routes

GTFS Schedule

Locations

🇺🇸 United States, California, Contra Costa County

Routes

Bus

11 routes

View On Map

Producer URL

http://api.511.org/transit/datafeeds?operator_id=3D

Feed contact email

[email protected]

Feed Authentication

API Key

Register to download feed

Service Date Range

Start

Aug 9, 2026

Active

End

Dec 31, 2027

Features

Route Colors
Shapes
Headsigns
Fares V1
Feed Information
Attributions

License

https://511.org/sites/default/files/pdfs/511_Data_Agreement_Final.pdf

Dataset History

The Mobility Database fetches and stores new datasets once a day at midnight UTC.

Downloaded AtService Date RangeSize Zipped (MB)Size Unzipped (MB)Validation ReportActions

Latest: Wed Aug 12 2026

Aug 9, 2026 - Jan 1, 2028

0.23

1.29

132
Download||

Wed Jul 22 2026

Nov 16, 2025 - Jan 1, 2028

0.38

2.56

132
Download||

Sun Jul 19 2026

Nov 16, 2025 - Jan 1, 2028

0.38

2.55

132
Download||

Wed Jul 15 2026

Nov 16, 2025 - Jan 1, 2028

0.29

1.66

132
Download||

Sun Jul 05 2026

Nov 16, 2025 - Jan 1, 2028

0.29

1.66

132
Download||

Wed May 27 2026

Nov 16, 2025 - Jan 1, 2028

0.29

1.66

132
Download||

Fri May 08 2026

Nov 16, 2025 - Jan 1, 2028

0.29

1.66

132
Download||

Tue Apr 21 2026

Nov 16, 2025 - Jan 1, 2028

0.29

1.67

132
Download||

Wed Feb 18 2026

Nov 16, 2025 - Jan 1, 2028

0.29

1.67

132
Download||

Wed Jan 21 2026

Nov 16, 2025 - Jan 1, 2028

0.29

1.67

132
Download||