1- A written guide to the lower Columbia River, as well as the Willamette River; created by the Oregon State Marine Board, Washington State Parks, and the Sea Grant Programs of Washington and Oregon.
Written guide to Lower Columbia River. Download the PDF.
2- Crossing the Columbia River Bar. Two page reference guide developed by OR Marine Board, Wash State Boating, USCG and NOAA.
3-Oregon State Marine Board Interactive Cruising Guides for Boaters (This eight part interactive guide to the Columbia and Willamette Rivers is temporarily unavailable while it is being updated by the Oregon State Marine Board. Once available we will provide a link here.)