Facilities may be designated under sections 115A.80 to 115A.89 by:
(1) a solid waste management district established pursuant to sections 115A.62 to 115A.72 and possessing designation authority in its articles of incorporation; or
(2) a county, but only for waste generated outside of the boundaries of a district qualifying under clause (1) or the Western Lake Superior Sanitary District established under chapter 458D.