This page contains documents related to EPA's Prevention of Significant Deterioration (PSD) air permit issued to PotlatchDeltic Land and Lumber LLC for a major modification at its wood products facility in St. Maries , Idaho on the Coeur d'Alene Reservation. The permit was issued June 21, 2019 and revised October 10 and 21, 2019.

Note: The PSD air permit is one of two air quality permits required for this project (see also EPA's final PotlatchDeltic tribal minor NSR air permit).

• Final PSD Air Permit for PotlatchDeltic St. Maries Complex (PDF)(14 pp, 183 K, October 21, 2019)
  EPA's final Prevention of Significant Deterioration (PSD) permit that includes June 21, 2019 permit with October 10 and 21, 2019 revisions.
• Permit Analysis for Revisions to Final PSD Air Permit for PotlatchDeltic St. Maries Complex (PDF)(1 pg, 91 K, October 21, 2019)
  Technical basis for October 21, 2019 revisions to final permit issued June 21, 2019.
• Permit Analysis for Revisions to Final PSD and Tribal Minor NSR Air Permits for PotlatchDeltic St. Maries Complex (PDF)(2 pp, 97 K, October 10, 2019)
  Technical basis for October 10, 2019 revisions to final permits issued June 21, 2019.
• Administrative Record for Revisions to Final PSD and Tribal Minor NSR Air Permits for PotlatchDeltic St. Maries Complex (PDF)(34 pp, 2 MB, October 10, 2019)
  Information EPA Region 10 considered in finalizing October 10, 2019 revisions to final permits issued June 21, 2019.
• Fact Sheet for Final PSD Air Permit for PotlatchDeltic St. Maries Complex (PDF)(172 pp, 3 MB, June 21, 2019)
  Technical basis for final permit issued June 21, 2019.
• Response to Comments Received on Draft PSD and Tribal Minor NSR Air Permits for PotlatchDeltic St. Maries Complex (PDF)(51 pp, 379 K, June 21, 2019)
  EPA's June 21, 2019 responses to comments received on the draft permits.