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| Columbia River Greenway | |
|---|---|
| Name | Columbia River Greenway |
| Location | Columbia River Gorge, Pacific Northwest |
Columbia River Greenway The Columbia River Greenway is a linear network of parks, trails, wildlife areas, and conservation corridors along the Columbia River in the Pacific Northwest. It connects a constellation of Portland, Oregon and Vancouver, Washington metropolitan parklands with federal landscapes such as the Columbia River Gorge National Scenic Area and state parks including Beacon Rock State Park and Crown Point State Park. The Greenway links municipal initiatives, regional planning bodies, and federal agencies to provide contiguous access from the river mouth to inland reservoirs.
The Greenway functions as a multi-jurisdictional corridor integrating urban parks like Tom McCall Waterfront Park, suburban natural areas such as Fort Vancouver National Trust sites, and federally managed units including the Hanford Reach National Monument and the John Day Fossil Beds National Monument. It forms part of larger networks that include the Pacific Northwest National Scenic Trail, the Lewis and Clark National Historical Park, and the Columbia Plateau. Stakeholders span from the U.S. Fish and Wildlife Service to local entities such as Metro (Oregon regional government) and the Port of Portland. It is associated with transportation arteries including Interstate 5, U.S. Route 30, and the BNSF Railway, and with cultural assets like the Bonneville Dam and the Columbia River Maritime Museum.
Planning for the corridor drew on precedents including the Olmsted Brothers park movement, the creation of the Columbia River Gorge National Scenic Area Act, and regional comprehensive plans produced by entities like Metro (Oregon regional government) and the Southwest Washington Regional Transportation Council. Early conservation efforts referenced conflicts such as those embodied in the Bonneville Power Administration era and debates around the Dams on the Columbia River. Prominent planners and advocates included groups like the Sierra Club, Trust for Public Land, and local stewards such as the Friends of the Columbia River Gorge. Federal legislation, state statutes, municipal ordinances, and intergovernmental compacts shaped acquisition, easement, and restoration strategies, drawing on precedents from the National Trails System Act and the Land and Water Conservation Fund.
The corridor traces the Columbia River from the estuarine zones near Astoria, Oregon and Ilwaco, Washington upstream through the Columbia River Gorge to the Dalles and past the John Day River confluence toward the Hanford Site and the McNary Lock and Dam. Topography ranges from coastal marshes at the Grays Harbor interface to basalt cliffs in the Gorge and semi-arid plateaus of the Columbia Plateau. The Greenway intersects tributaries including the Willamette River, Snake River, and Deschutes River and crosses ecoregions such as the Willamette Valley and the Okanagan Highlands. Key nodes include urban parks in Seattle-area planning corridors, river ports like the Port of Vancouver (Washington), and recreational focal points such as the Rooster Rock State Park and Viento State Park.
The corridor encompasses habitats essential to species protected under statutes such as the Endangered Species Act, including salmon runs tied to the Pacific Salmon Treaty and populations of steelhead trout. Wetland complexes provide habitat for migratory birds along the Pacific Flyway, including species studied at institutions like the Audubon Society of Portland and the Washington Department of Fish and Wildlife. Vegetation communities range from temperate rainforest species typical of the Hoh Rainforest edge to shrub-steppe assemblages of the Yakima and Columbia Basin regions. Environmental management addresses legacy contamination from Hanford Site operations, invasive species monitored by the U.S. Forest Service, and water quality frameworks administered by the Environmental Protection Agency and state agencies.
Recreational offerings parallel amenities found in sites such as Multnomah Falls, Cape Disappointment State Park, and urban waterfronts like Waterfront Park (Vancouver, Washington). Trail segments connect with the Willamette River Greenway Trail, the Springwater Corridor, and segments of the Pacific Crest Trail where feeder routes align. Boating access, river launches, interpretive centers, picnic facilities, and campgrounds are managed by agencies including Oregon Parks and Recreation Department and Washington State Parks. Cultural programming and interpretive partnerships involve museums such as the Columbia River Maritime Museum and historic sites like the Fort Vancouver National Historic Site.
The Greenway interfaces with multimodal infrastructure: passenger rail corridors like Amtrak Cascades, freight routes including Union Pacific Railroad, ferry systems such as those operated by Washington State Ferries, and regional transit agencies like TriMet. Dams and locks exemplified by Bonneville Dam, McNary Dam, and The Dalles Dam are integral to navigation, hydroelectric generation by entities such as Bonneville Power Administration, and fish passage projects overseen by the Northwest Power and Conservation Council. Bicycle and pedestrian bridges, scenic byways like the Historic Columbia River Highway, and ports such as the Port of Portland create nodes of connectivity.
Management relies on an array of public and private actors including the National Park Service, state park systems of Oregon and Washington (state), regional bodies such as Metro (Oregon regional government), and non-profits like the Trust for Public Land and Sierra Club. Funding mechanisms have included allocations from the Land and Water Conservation Fund, state capital budgets, voter-approved bonds, federal grants administered through agencies like the Federal Highway Administration, and private philanthropy from foundations such as the Meyer Memorial Trust. Cooperative agreements, conservation easements, and mitigation banking have been tools for land protection in partnership with entities like the U.S. Fish and Wildlife Service and local land trusts.
Category:Protected areas of the Columbia River