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![]() Date: 2003-11-06 14:38:22Dorset Landslide Tualatin Mountains Mudslide Slump Isle of Portland Metro Erosion Aldercrest-Banyon landslide Environmental soil science Earth Geology | Source URL: nwdata.geol.pdx.eduDownload Document from Source WebsiteFile Size: 77,27 KBShare Document on Facebook |