Transit data

GTFS Schedule

Static scheduled transit information describing CDTA routes, stops, trips, stop times, service calendars, route shapes, and associated service information.

Access
Download
Authentication
No authentication
Format
GTFS, ZIP, CSV
Refresh
Whenever schedules or routing change, typically about four major service updates per year.

GTFS Realtime - Trip Updates

Real-time predicted arrival and departure information for active CDTA trips and stops.

Access
Live Feed
Authentication
No authentication
Format
GTFS Realtime, Protocol Buffers
Refresh
Approximately every 30 seconds

GTFS Realtime - Vehicle Positions

Current location information for CDTA vehicles operating in service, including passenger-load information where populated.

Access
Live Feed
Authentication
No authentication
Format
GTFS Realtime, Protocol Buffers
Refresh
Approximately every 30 seconds

GTFS Realtime - Service Alerts

Current service advisories, including major interruptions, reroutes, delays, and other conditions affecting transit service.

Access
Live Feed
Authentication
No authentication
Format
GTFS Realtime, Protocol Buffers
Refresh
As required when advisories are created, modified, or removed

Route and Schedule API

CDTA's existing programmatic interface for route and schedule information.

Access
API
Authentication
API key required
Format
JSON
Refresh
Source-system dependent

Shared mobility

CDPHP Cycle - GBFS

Real-time and semi-real-time shared mobility information for the CDPHP Cycle system using the General Bikeshare Feed Specification.

Access
Live Feed
Authentication
Provider authorization required
Format
GBFS, JSON
Refresh
Real-time and semi-real-time, depending on the individual GBFS feed

Standards