Transportation Data

The Transportation Data Office (TDO) collects and manages statewide traffic, roadway and collision data to provide meaningful information to our customers.

Better Decisions Through Better Data

The Better Decisions Through Better Data is a document that provides you with information about what we do, how this contributes to the mission of WSDOT, and how you can find out more about our products and services.

Collision Report Request

If you were involved in a collision and would like to request a copy of the Officer or Citizen Collision Report, please fill out the Request for Copy of Collision Report Form.

 

WSDOT Maps & Data Portal

The WSDOT Maps & Data portal offers easy access to the agency's various, often requested data and information resources, including:

Geodata Distribution Catalog
Geodetic Control Monuments Inventory
Paper and Digital Maps
Official State Highway Map .. and MORE!

 

Portable Document Format (.PDF) files require the free Adobe (tm) Reader.

Please note that depending on the size and the amount of graphics contained in the .PDF File, you may experience a short delay while the file loads onto your browser.