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Stone Quarrying, Crushing and Screening Facilities General Air Quality Permit Coverage for HNS, Inc. Portable Plant at Patawa Pit on the Umatilla Indian Reservation

This page contains documents related to EPA's approval of HNS, Inc.’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 the Patawa Pit on the Umatilla Indian Reservation, near Pendleton, Oregon.

The EPA approved HNS’s request for coverage on May 15, 2019.

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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