Umatilla (Or.)2014-04-022014-04-022010-08-23https://hdl.handle.net/1794/1546831 pp. Adopted 2010-08-23. Department of Land Conservation and Development Notice of Adopted AmendmentAdoption of a new floodplain ordinance, floodplain study, and floodplain maps in order to comply with FEMA requirements. The Ordinances are attached and the floodplain maps are incorporated by reference as "The Flood Insurance Study for Umatilla County, Oregon and Incorporated Areas, dated September 3, 2010. The floodplain study and new floodplain maps for the City of Umatilla are available at DLCD through the Natural Hazard Coordinator.en-USPublic DomainLand UseAdopted Plan