SQCS General Air Quality Permit Coverage for HNS, Inc. (Patawa Pit) on the Umatilla Reservation

Below are 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.

EPA approved the request for coverage on May 15, 2019.

Approval documents

• Approval of Request for Coverage: HNS, Inc. (portable SQCS plant) - Patawa Pit (pdf) (110.52 KB, May 15, 2019)
  EPA's approval of coverage under the SQCS General Permit.
• Technical Support Document for Approval of Request for Coverage: HNS, Inc. (portable SQCS plant) - Patawa Pit (pdf) (100.58 KB, May 15, 2019)
  Technical information supporting EPA's approval of coverage.