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    Image Title  Abstract Category Last Updated
    City of Portland Vegetation Vegetation patches larger than 1/2 acre. Based on information from reference data sources including 6" resolution aerial photos, Parks and Recreation natural area assessments, and vegetation surveys along the banks of the Willamette and Columbia rivers. Vegetation patches area classified as forest, woodland, shrubland, or herbaceous. The mapping area includes all land within the City of Portland and the unincorporated parts of Multnomah County that are administered by the City of Portland. Environmental 06/14/19 11:03 PM
    Vegetation 2012 2012 Vegetation cover for the City of Portland Environmental
    Willamette River Bathymetry (2003) Environmental 10/01/13 05:57 PM
    Willamette River Bathymetry (2005) Environmental 10/01/13 05:57 PM
       
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