Transportation Data, GIS & Modeling

Monthly Traffic Volume Trend Report - Permanent Traffic Recorder (PTR)

The PTR Monthly Traffic Volume Trend Report is produced monthly and shows the permanently installed traffic reporting sites data for the current month.

This report shows the Monthly Average Daily Traffic (MADT) and the percent change compared to previous 5-year average which is a compilation of collected data from various sources which include: The Transportation Data and GIS Office, Northwest (NW) Regional Traffic Office, Washington State Ferries, and Oregon State when available.

This report is sorted by State Route and Milepost and will help the user identify recreational sites and which geographic area they are located.

Questions or comments regarding the PTR Monthly Traffic Volume Trend Report,
please email the Traffic Reporting Analysis & Processing Section or call (360) 570-2392.


PTR Monthly Traffic Volume Trend Reports

(Customizable reports can be found on the Traffic Reports by Request page) 

  • 2017
  • 2016
  • 2015
  • 2014
  • 2013