According to Governing Magazine, WSDOT is the "gold standard" in government performance reporting. Our performance reports are transparent, credible and accurate.
WSDOT is a recognized leader in providing accessible, transparent, credible and accurate performance reports on agency programs and projects. The Gray Notebook and Corridor Capacity Report are just two examples of this work. WSDOT is a partner in state and federal performance initiatives. Read more: Performance measurement library.
The Gray Notebook
The latest edition of the Gray Notebook (pdf 5.5mb), WSDOT’s primary transportation system performance report is now available
for the quarter ending December 31, 2016.
Read more about the Gray Notebook. Marking the publication's 15th year, Gov. Jay Inslee proclaimed May, 31 2016 as "Gray Notebook Appreciation Day" in Washington state. Read the proclamation (pdf 3.8mb).
Congestion reporting & the Corridor Capacity Report
WSDOT’s 2016 Corridor Capacity Report informs readers about the state of congestion and transportation capacity in Washington state. Learn more about congestion reporting. Read the latest Corridor Capacity Report (pdf 11.2mb)
MAP-21 performance management
In July 2012, the Moving Ahead for Progress in the 21st Century Act (MAP-21) became law. WSDOT is tracking the release of MAP-21's proposed rules and has created a webpage featuring folios and other resources.
Performance story maps
A performance reporting gallery features some of the story maps that illustrate WSDOT performance.
Gray Notebook 64 features three interactive online maps that showcase WSDOT’s work around the state and include graphs and data as well as links to additional online resources.