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Public Notices
Permit records are available for review at the DEQ Public Records Center, 602 North 5th Street, Baton Rouge, LA 70802. Viewing hours are 8:00 a.m. to 4:30 p.m., Monday–Friday (except holidays). If you wish to receive permit public notices by email, you can subscribe to the listserve here.
For questions related to public participation activities, call LDEQ Customer Service Center at (225) 219-LDEQ (219-5337).
Related resources:
| Company | Public Notice AI | Activity | Permit Number | Subject | Media | Publication Date | Comment Deadline | Hearing Date | Issue Date | Attachments | Submit Comment |
|---|---|---|---|---|---|---|---|---|---|---|---|
| CITGO Petroleum Corporation / Lake Charles Manufacturing Complex - Thermal Area | AI 1250 | PER20250011 | 2930-V9 | PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL AND MODIFICATION | Air Quality | 9/02/2026 | 10/07/2026 | - | - | Comment URL | |
| Village Of Doyline - Doyline Sanitary Sewer System | AI 41289 | PER20260001 | LA0075400 | DRAFT WATER DISCHARGE PERMIT MODIFICATION | Surface Water | 9/02/2026 | 10/07/2026 | - | - | Comment URL | |
| Hyundai-POSCO Louisiana Steel LLC (HPLS)/HPLS Steel Mill | AI 248885 | PER20250001 and PER20250002 | 0180-00243-V0 and PSD-LA-872 | EXTENSION OF COMMENT PERIOD - PUBLIC HEARING AND REQUEST FOR PUBLIC COMMENT ON A PROPOSED INITIAL PART 70 AIR OPERATING PERMIT, INITIAL PREVENTION OF SIGNIFICANT DETERIORATION (PSD) PERMIT, & THE ASSOCIATED ENVIRONMENTAL ASSESSMENT STATEMENT (EAS) | Air Quality | 9/01/2026 | 9/15/2026 | 9/01/2026 | - | Comment URL | |
| Univar Solutions USA LLC - Carencro Facility | AI 13372 | PER20230001 | 1520-00031-06 | PROPOSED SYNTHETIC MINOR SOURCE AIR OPERARING PERMIT | Air Quality | 8/28/2026 | 10/01/2026 | - | - | Comment URL | |
| Clean Harbors White Castle LLC - Landfarm Facility | AI 8469 | PER20260002 | P-0059-R2 | DRAFT SOLID WASTE MAJOR MODIFICATION APPLICATION | Solid Waste | 8/28/2026 | 10/01/2026 | - | - | Comment URL | |
| HRWN Bossier, LLC | AI 218060 | PER20260001 | P-0445-M1 | FINAL SOLID WASTE MAJOR MODIFICATION | Solid Waste | 8/27/2026 | - | - | 8/10/2026 | Comment URL | |
| Targa LA Operating LLC - Lowry Gas Plant | AI 4768 | PER20210002 | LA0001007 | TERMINATION OF A WATER DISCHARGE PERMIT | Surface Water | 8/27/2026 | 10/01/2026 | - | - | Comment URL | |
| Shintech Louisiana, LLC / Shintech Plaquemine Plant 1 | AI 126578 | PER20250026 and PER20250027 | 1280-00118-V12 and PSD-LA-709(M-5) | PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL AND MINOR MODIFICATION AND A PREVENTION OF SIGNIFICANT DETERIORATION (PSD) PERMIT MODIFICATION | Air Quality | 8/27/2026 | 10/01/2026 | - | - | Comment URL | |
| Advancion Corporation / Sterlington Facility - Nitroparaffins Basics Plant | AI 1556 | PER20250002 | 2772-V15 | PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL/MODIFICATION | Air Quality | 8/27/2026 | 10/01/2026 | - | - | Comment URL | |
| National Water Infrastructure, LLC - Villa Galvez Wastewater Treatment Pond | AI 43875 | PER20250001 | LA0079294 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 8/27/2026 | 10/01/2026 | - | - | Comment URL | |
| LaSalle Lumber Company, LLC - Urania Sawmill | AI 210207 | PER20220001 | 1680-00132-V1 | PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL/MODIFICATION | Air Quality | 8/26/2026 | 9/30/2026 | - | - | Comment URL | |
| Shintech Louisiana, LLC - Shintech Plaquemine Plant 2 | AI 126578 | PER20260003 and PER20260008 | 3063-V9 and PSD-LA-731(M-5) | PROPOSED PART 70 AIR OPERATING PERMIT MODIFICATION AND PSD PERMIT MODIFICATION | Air Quality | 8/26/2026 | 9/30/2026 | - | - | Comment URL |