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    Image Title  Abstract Category Last Updated
    Aerial Photos 1936 - West Portland Historical imagery covering the area of Portland West of the Willamette River. Imagery
    Aerial Photos 1948 - Willamette Watershed Historical aerial photos of the urban Willamette Watershed Imagery
    Aerial Photos 1960s - Willamette Watershed Historical aerial photos of the urban Willamette Watershed Imagery
    Aerial Photos 1975 - Willamette Watershed Historical aerial photos of the urban Willamette Watershed Imagery
    Aerial Photos 1990 - Willamette Watershed Historical aerial photos of the urban Willamette Watershed Imagery
    agreement_areas_bes_pdx BES interagency agreement areas Collection System 02/24/19 02:19 PM
    Alternative Collection System Lines Line features representing pipes in the BES Collection system having an alternative purpose. Collection System 04/19/19 07:08 PM
    Alternative Collection System Points Point features in the BES Collection system with an alternative purpose. Collection System 04/19/19 07:34 PM
    aswml_wpcl_bes_pdx Unspecified 09/26/12 02:47 PM
    BES Easements An easement authorizes one property owner (Property B) to use someone else's property (Property A). In the nonconforming sewer diagram below, an easement allows the private sewer line from Property B to cross Property A to connect to the public sewer.. Collection System 04/23/19 02:32 PM

       
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