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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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Marathon Petroleum Company LP - Garyville Refinery | AI 3165 | PER20250002 and PER20250003 | 2580-00013-V34 and PSD-LA-822(M5) | PROPOSED PART 70 AIR OPERATING PERMIT SIGNIFICANT MODIFICATION AND PREVENTION OF SIGNIFICANT DETERIORATION (PSD) PERMIT MODIFICATION | Air Quality | 9/19/2025 | 10/23/2025 | - | 1/15/2026 | Comment URL | |
| International Matex Tank Terminals LLC - St. Rose Terminal | AI 4885 | PER20200009 | 2520-00033-V16 | PUBLIC HEARING AND REQUEST FOR PUBLIC COMMENT ON THE PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL AND MODIFICATION | Air Quality | 9/19/2025 | 10/23/2025 | 10/21/2025 | - | Comment URL | |
| Mexichem Fluor, Inc. / St. Gabriel KLEA Plant | AI 14535 | PER20230002 | LA0062090 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 9/18/2025 | 10/23/2025 | - | 1/16/2026 | Comment URL | |
| City of Harahan - City of Harahan Wastewater Treatment Plant | AI 1600 | PER20250001 | LA0062090 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 9/18/2025 | 10/23/2025 | - | 12/29/2025 | Comment URL | |
| Parish of Natchitoches – Natchitoches Parish Landfill | AI 15427 | PER20250002 | P-0382-R2 | DRAFT SOLID WASTE PERMIT RENEWAL WITH MAJOR MODIFICATION | Solid Waste | 9/18/2025 | 10/23/2025 | - | 11/06/2025 | Comment URL | |
| ANR Pipeline Co. - Mermentau Compressor Station | AI 219605 | PER20240002 | 1360-00607-V1 | PROPOSED PART 70 AIR OPERATING PERMIT RENEWAL/MODIFICATION | Air Quality | 9/18/2025 | 10/23/2025 | - | 11/14/2025 | Comment URL | |
| Lafourche Parish Government (LAR041031) | AI 115007 | GEN20240001 | LAR041031 | COVERAGE UNDER A REISSUED WATER DISCHARGE GENERAL PERMIT DISCHARGES FROM SMALL MUNICIPAL SEPARATE STORM SEWER SYSTEMS (MS4s) | Surface Water | 9/17/2025 | 10/22/2025 | - | 3/27/2026 | Comment URL | |
| City of Mansfield – Mansfield Sewage Treatment Facility | AI 4677 | PER20220001 | LA0038962 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 9/16/2025 | 10/21/2025 | - | 10/31/2025 | Comment URL | |
| West Fraser Inc. - Joyce Sawmill | AI 2866 | PER20240004 | LA0007498 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 9/12/2025 | 10/16/2025 | - | 10/22/2025 | Comment URL | |
| Town of Newellton - Town of Newellton Wastewater Treatment Plant | AI 19367 | PER20230001 | LA0020095 | DRAFT WATER DISCHARGE PERMIT | Air Quality | 9/12/2025 | 10/16/2025 | - | 10/31/2025 | Comment URL | |
| City of DeRidder - Wastewater Treatment Plant | AI 19805 | PER20230001 | LA0038407 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 9/10/2025 | 10/15/2025 | - | 12/18/2025 | Comment URL | |
| Air Products and Chemicals, Inc. - Plaquemine Hydrogen Purification Plant | AI 11153 | PER20250001 | LA0063860 | DRAFT WATER DISCHARGE PERMIT | Surface Water | 9/05/2025 | 10/09/2025 | - | 10/22/2025 | Comment URL |