Rainier (Or.)2014-04-012014-04-012007-04-19https://hdl.handle.net/1794/144524 pp. Adopted 2007-04-19. Department of Land Conservation and Development Notice of Adopted AmendmentAn amendment reversing the industrial symbols Ml and M2 for consistency with Columbia County Zoning. An amendment to zoning code 6.6 that extends the discontinuance of a non-conforming use from 6 months to 18 months.en-USPublic DomainLand UseAdopted Plan