Columbia County (Or.)2014-04-172014-04-172009-11-05https://hdl.handle.net/1794/16935228 pp. Adopted 2009-11-05. Department of Land Conservation and Development Notice of Adopted AmendmentApprove an application from the City of Vernonia to expand its Urban Growth Boundary to include an approximate 22 acre site for new school facilities.en-USPublic DomainLand UseAdopted Plan