The Oregon Department of Transportation's Region 4 extends from the Columbia River to the California border and from the crest of the Cascade Range into the Oregon High Desert. It is responsible for the construction, operation and maintenance of US and Oregon highways in this area.
Our mission is to provide a safe and reliable multimodal transportation system that connects people and helps Oregon’s communities and economy thrive, making Central Oregon a vibrant and exceptional place to live, work and play.
Our region has a vital wetlands program. Click on the image to see all of the stories about the work we're doing with our partners to preserve Oregon's resources.