- Oregon, Oregon, United States, (Administrative Boundary)4
- Alsea River, Oregon, United States, (Hydrographic)2
- Puget Sound, Kitsap County, Washington, United States2
- Coos Bay Estuary, Oregon, United States, (Hydrographic)1
- Coos Bay, Oregon, United States, (Hydrographic)1
- Ebey's Landing National Historical Reserve, Island County, Washington, United States1
- Great Basin, , United States, (Hypsographic)1
- Necanicum River Estuary, Oregon, United States, (Hydrographic)1
- Necanicum River, Oregon, United States, (Hydrographic)1
- Netarts Bay Estuary, Oregon, United States, (Hydrographic)1
- Netarts Bay, Oregon, United States, (Hydrographic)1
- San Juan Island National Historical Park, San Juan County, Washington, United States1
- Siletz River, Lincoln County, Oregon, United States1
- South Fork Alsea River, Oregon, United States, (Hydrographic)1
- Tillamook Bay, Oregon, United States, (Hydrographic)1
- Whidbey Island, Island County, Washington, United States1
- Willamette Valley, Oregon, United States, (Hypsographic)1
- Yaquina Bay, Oregon, United States, (Hydrographic)1
- Yaquina River, Oregon, United States, (Hydrographic)1