Hillsboro (Or.)2014-04-152014-04-152008-02-13https://hdl.handle.net/1794/1625091 pp. Adopted 2008-02-13. Department of Land Conservation and Development Notice of Adopted AmendmentA new Section 25 to the Comprehensive Plan entitled Helvetia Area Industrial Plan that prescribes land use goals, policies and implementation measures for the area supported by information, data, analyses of land use, environmental, social, economic, and infrastructure, as well as corresponding findings and conclusions.en-USPublic DomainLand UseAdopted Plan