ResourcesSDIC Flood Protection Works O&M Manual Adopted 1-11-2024.pdfSDIC Flood Emergency Response Plan Adopted 1-11-2024.pdfSDIC Draft FEMA Flood Maps July2021.pdf SDAO ORGANIZATIONAL ASSESSMENT REPORT NOV. 2020 ASSESSMENT MAP AS OF 2013 Major Floods Along the Columbia in the Portland Metro Area Over the Last 125 years