Alert contains all available information about an individual transit alert or an announcement.
Note: The Alerts are sourced from transit agencies' API feeds and/or Twitter accounts (where available). If the alerts' origin is from Twitter, you are required to follow Twitter's general principles for presenting alerts correctly. We do not provide any data for Twitter's logos and links for Twitter's actions. The full guidance on the display requirements can be found on Twitter Display Requirements.
Table 1. Alert Type Attributes
Source of the alert. Available values are:
API - received from API
RSS - received from RSS
WEB - obtained from WEB
TWITTER - received from Twitter
INVITRO - alert issued internally
The severity value The following values are possible:
DISRUPT - The disruption exists but the severity is unknown
INFO - No disruption, just information
LOW - Low severity disruption
MEDIUM - Medium severity disruption
HIGH - High severity disruption
Name of the operator of the public transit line.
Identifier for the alert. The id is a unique value.