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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.
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Related resources:
| Company | Public Notice AI | Activity | Permit Number | Subject | Media | Publication Date | Comment Deadline | Hearing Date | Issue Date | Attachments | Submit Comment |
|---|---|---|---|---|---|---|---|---|---|---|---|
| In-Place Machining Company, LLC - BR Machine | AI 2534 | PER20250001 | LA0104825 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 1/21/2026 | 2/25/2026 | - | - | Comment URL | |
| Calcasieu Refining Company - Lake Charles Crude Oil Refinery | AI 3585 | PER20250004 | 0520-00050-V20 | PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL AND MODIFICATION | Air Quality | 1/21/2026 | 2/25/2026 | - | - | Comment URL | |
| Poly Processing Company, LLC | AI 2041 | PER20250001 | LA0090247 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 1/16/2026 | 2/19/2026 | - | - | Comment URL | |
| Crescent Midstream, LLC / Raceland Station | AI 2929 | PER20250001 | LA0127862 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 1/16/2026 | 2/19/2026 | - | - | Comment URL | |
| National Water Infrastructure, LLC – Lake at Twin Oaks Wastewater Treatment Plant | AI 43881 | PER20250002 | LA0127880 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 1/16/2026 | 1/16/2026 | - | - | Comment URL | |
| Jevcon, LLC - Jevcon, LLC C and D Landfill | AI 133512 | PER20240002 | LA0123595 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 1/16/2026 | 2/19/2026 | - | - | Comment URL | |
| Sewerage District #1 of Tangipahoa Parish - Northwest Hammond Treatment Facility | AI AI 119697 | PER20250002 | LA0119466 | DRAFT WATER DISCHARGE PERMIT MAJOR MODIFICATION | Surface Water | 1/15/2026 | 2/19/2026 | - | - | Comment URL | |
| Town of Dunson - Dunson Water Treatment Plant | AI 105049 | PER20230001 | LA0127868 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 1/14/2026 | 2/18/2026 | - | - | Comment URL | |
| Town of Chatham - Town of Chatham Wastewater Treatment Plant | AI 41002 | PER20250001 | LA0049905 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 1/14/2026 | 2/18/2026 | - | - | Comment URL | |
| Atalco Gramercy LLC - Atlantic Alumina / Gramercy Operations - Cajunite Area | AI 1388 | PER20250004 | 2387-V7 | PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL AND MODIFICATION | Air Quality | 1/09/2026 | 2/12/2026 | - | - | Comment URL | |
| River Birch, LLC - River Birch Landfill | AI 32219 | PER20250005 | P-0321-R2-M3 | DRAFT SOLID WASTE PERMIT MAJOR MODIFICATION | Solid Waste | 1/09/2026 | 2/12/2026 | - | - | Comment URL | |
| Shell Chemical LP / Geismar Plant - Olefins Unit | AI 1136 | PER20250003 and PER20250005 | 2669-V14 and PSD-LA-647 (M-10) | EXTENSION OF PUBLIC COMMENTS - PROPOSED PART 70 AIR OPERATIONG PERMIT AND A PREVENTION OF SIGNIFICANT DETERIORATION PERMIT (PSD) MINOR MODIFICATIONS | Air Quality | 1/09/2026 | 2/12/2026 | - | - | Comment URL |