Download Quarterly Data

The /transit/downloadquarterlydata endpoint returns a quarterly Trimet ridership report. The data is returned as a zipped CSV; no alternative formats are available via the API call.

An overview of the data returned by this endpoint, including attribute descriptions, can be found on the Downloads page, in the Transit Quarterly Data section of the Other Download Categories dropdown menu on the downloads page.

Parameters

Voyage Volume takes the following Parameters

Name	Required	Description	Type	Example
agency	Yes	Agency Name	String	trimet
quarter	Yes	Period	String	2019-q2-spring

The only valid value for the agency parameter is TriMet.

Valid values for the quarter parameter conform to the pattern: YYYY-q1-winter, YYYY-q2-spring, YYYY-q3-summer, or YYYY-q4-fall.

Example Request

https://new.portal.its.pdx.edu/transit/downloadquarterlydata?agency=trimet&quarter=2019-q3-summer

Last Updated: 2022-10-13