This page contains documents related to EPA's approval of Roy Houck Construction LLC’s Request for Coverage under the General Air Quality Permit for New or Modified Minor Source Hot Mix Asphalt Plants in Indian Country (HMA General Permit) for the Patawa Pit Quarry on the Umatilla Indian Reservation, near Pendleton, Oregon.
The EPA approved Roy Houck Construction LLC’s request for coverage on June 8, 2018.
For a copy of the general permit and related documents, visit Hot Mix Asphalt Plants (Final Rule).
Approval Documents
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Approval of Request for Coverage: Roy Houck Construction LLC - Patawa Pit Quarry (PDF)(4 pp, 171 K,
June 8, 2018)
EPA's approval of coverage under the HMA General Permit.
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Technical Support Document for Approval of Request for Coverage: Roy Houck Construction LLC - Patawa Pit Quarry (PDF)(7 pp, 209 K,
June 8, 2018)
Technical information supporting EPA's approval of coverage under the HMA General Permit.