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These reports on the State of the Columbia River Estuary in 2025 will lay out some of the great strides that have been made over the past five years, alongside some of the grave issues that continue to face the health of the Columbia River. Collectively, in the past five years we have made massive strides in addressing certain limitations, such as restoring and protecting more than 10,000 acres of valuable habitat for salmon and lamprey, including the largest restoration project ever on the lower Columbia River at Steigerwald Lake National Wildlife Refuge. The Estuary Partnership and many

Since 2000, the Estuary has produced a number of land cover classifications and related products for the region, using various technologies. 2009 Lower Columbia River High Resolution Land Cover Data This 1-meter resolution land cover classification data is our latest regional land cover product and was funded by the Bonneville Power Administration in 2010, as part of the Columbia River Estuary Ecosystem Classification. The data set was created by Sanborn, in collaboration with the NOAA Coastal Change Analysis Program (C-CAP). The classification scheme is based on existing standard

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