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Stone Quarrying, Crushing and Screening Facilities General Air Quality Permit Coverage for Interstate Concrete and Asphalt dba Columbia Asphalt & Ready-Mix Portable Plant at 441 E McDonald Road, Toppenish, WA on the Yakama Nation Lands

This page contains documents related to EPA's approval of Interstate Concrete and Asphalt dba Columbia Asphalt & Ready-Mix’s request for coverage under the general air quality permit for new or modified minor source stone quarrying, crushing and screening facilities in Indian Country (SQCS General Permit) for a portable plant at 441 E McDonald Road (Toppenish Quarry), Toppenish, Washington on the Yakama Nation Lands.

The EPA approved Columbia Asphalt & Ready-Mix’s request for coverage on May 28, 2019. The approval became effective upon issuance. 

For a copy of the general permit and related documents, visit Stone Quarrying, Crushing and Screening Facilities (Final Rule).


Approval Documents

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