204177 NOTICE OF PUBLIC COMMENT PERIOD REGARDING AN APPLICATION FOR A PERMIT TO CONSTRUCT AND OPERATE AN AIR POLLUTION-EMITTING SOURCE PROPOSED ACTION: Clearwater Paper Corp.-Pulp and Paperboard Div., Lewiston, Idaho, applied to the Department of Environmental Quality (DEQ) for a permit to construct and operate an air pollution-emitting source located at 803 Mill Road, Lewiston, ID 83501. DEQ has determined that construction and operation according to the proposed permit will not cause or significantly contribute to a violation of any ambient air quality standard and will not injure or unreasonably affect human or animal life or vegetation. DEQ has reviewed the application and completed an analysis of the information submitted by the applicant for the PTC modification to rebuild the 134 HCL synthesis scrubber. Based on this analysis, DEQ proposes to issue the permit to construct to Clearwater Paper Corp.-Pulp and Paperboard Div., Lewiston. PUBLIC COMMENT PERIOD: Notice is given that DEQ has scheduled a period to receive public comments under Docket No. AQ-2025 concerning the air quality aspects of the project application and the proposed permit in accordance with IDAPA 58.01.01.209. The application materials, the proposed permit, and Statement of Basis are available for public review on DEQ's Web site at http://www.deq.idaho.gov. SUBMISSION OF WRITTEN COMMENTS-ASSISTANCE ON TECHNICAL QUESTIONS: Anyone may submit written comment regarding the project and proposed permit. To be most effective, comments should address air quality considerations and include supporting materials where available. Comments, requests, and questions regarding the public comment process should be directed to Dianne Hobbs, Department of Environmental Quality, 1410 N. Hilton, Boise, Idaho 83706-1255; dianne.hobbs@deq.idaho.gov; or to the DEQ Web site at http://www.deq.idaho.gov. Please reference the company name and docket number when sending comments or questions. All information regarding this matter, including the issuance of the final permit and Statement of Basis, will be available on DEQ's Web site. For technical assistance on questions concerning this project or the permitting process, please contact Dianne Hobbs at (208) 373-0440. All written comment and data concerning this proposal must be directed to and received by the undersigned on or before 5:00 p.m., April 20, 2026. DATED this 19th day of March 2026. Dianne Hobbs Air Quality Division ACCESSIBILITY SERVICES: The Idaho Department of Environmental Quality will provide reasonable language access services and/or disability services for documents at no charge. To request an accommodation under Title VI of the Civil Rights Act of 1964 or Americans with Disabilities Act, contact DEQ's nondiscrimination coordinator at (208) 373-0271 or accessibility@deq.idaho.gov. Para obtener información en español, visite https://www.deq.idaho.gov/about-us/accessibility/.