OHGO Public API

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Documentation

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Welcome to the OHGO API

Whether it's aggregating data from multiple traffic sources, creating traffic prediction models, building traffic alert apps, or just for fun, the data from ODOT is considered public domain and therefore freely available to anyone.

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Tools and knowledge

Registration

To use our API, you must first register for a public key.

Registration

Resources

Once you have a key, request data from provided endpoints.

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Swagger

Try out the API using your key at our swagger page.

Swagger

Change Log

v1.3

2025/02/01

Stable Release

Updated documentation

Construction includes additional (conditional) workzone and detour information properties

Incidnets includes additional (conditional) road closure information property.

Added Api endpoint for truck parking

Added Api endpoint for WZDX 4.2

  • api/v1/truck-parking
  • api/work-zones/wzdx/4.2

v1.2

2019/09/19

Stable Release

Updated API and base endpoints

  • api/v1/incidents
  • api/v1/travel-delays
  • api/v1/weather-sensor-sites

v1.1

2019/05/03

First Public Release

Updated API and base endpoints

  • api/v1/camears
  • api/v1/construction
  • api/v1/digital-signs

v1.0.0

2019/05/03

Initial Release

Added API and base endpoints

  • api/v1/camears
  • api/v1/construction
  • api/v1/digital-signs
  • api/v1/incidents
  • api/v1/travel-delays
  • api/v1/weather-sensor-sites

Change Log

v1.3

2025/01/15

Stable Release

Updated documentation

Construction includes additional (conditional) workzone and detour information properties

Incidnets includes additional (conditional) road closure information property.

Added Api endpoint for truck parking

Added Api endpoint for WZDX 4.2

  • api/v1/truck-parking
  • api/work-zones/wzdx/4.2

v1.2

2019/09/19

Stable Release

Updated API and base endpoints

  • api/v1/incidents
  • api/v1/travel-delays
  • api/v1/weather-sensor-sites

v1.1

2019/05/03

First Public Release

Updated API and base endpoints

  • api/v1/camears
  • api/v1/construction
  • api/v1/digital-signs

v1.0.0

2019/05/03

Initial Release

Added API and base endpoints

  • api/v1/camears
  • api/v1/construction
  • api/v1/digital-signs
  • api/v1/incidents
  • api/v1/travel-delays
  • api/v1/weather-sensor-sites