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Environmental

The Oregon Department of Transportation's environmental protection disciplines aim to preserve and enhance the natural and historic elements that make Oregon unique.

Disciplines

Air Quality
Herd of Big Horn Sheep graze along I-84.
Terrestrial and Aquatic Biology
Erosion and Sediment Control
Fish Passage
Noise
Roadside Development

Quality Control

Wildlife
Environmental Quality Control (QC) Guide
Wetlands
Environmental QC Checklist
Cultural Resources Program
Archaeology

Historic Resources

National Environmental Policy Act

Stormwater

Contact the Geo-Environmental Section

4040 Fairview Industrial Drive SE, MS 6
Salem, Oregon 97302
Phone: 503-986-3252
Fax: 503-986-3249

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