About
Chelan-Douglas Transportation Council
CDTC is a two-county RTPO covering all of Chelan and Douglas counties. This is the same boundary for the federal metropolitan planning area. CDTC is located within the North Central Region of WSDOT.
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Learn More About Your County & City Plans
If your county or city has this asterisk next to it, it's still growing! Some areas in our state partner with their regional planning agency to build their transportation plan.
