| ATRIUM PARKWAY GP, LLC - PARKWAY COMMONS | Water | 1 | — | — | No Violation Identified |
| BEAU-CAL, INC. | Water | — | — | — | No Violation Identified |
| CALCASIEU PARISH WATERWORKS TREATMENT DISTRICT #1 | Water | — | — | — | No Violation Identified |
| CALCASIEU PARISH WATERWORKS TREATMENT DIST. 1 - PLANT B | Water | — | — | — | No Violation Identified |
| CALCASIEU PARISH WATERWORKS TREATMENT DISTRICT #1 - PLANT A | Air | — | 1 | $2,200 | No Violation Identified |
| CAMERON INTERSTATE PIPELINE LLC - HOLBROOK COMPRESSOR STATION | Air | 2 | 2 | $13,000 | No Violation Identified |
| CAMP KAROL CATHOLIC RETREAT CENTER | Water | — | — | — | Violation Identified |
| CAN IT INC | Hazardous waste | — | — | — | No Violation Identified |
| CAN IT INC | Hazardous waste | — | — | — | No Violation Identified |
| CLEAN WATER, INC. - PORTER'S COVE SUBDIVISION STP | Water | 1 | 1 | — | Violation Identified |
| DELTA FOOD MART #5 | Water | — | — | — | Violation Identified |
| DIAMOND DEVELOPMENT #1 & #2 PRODUCTION FACILITY | Air | — | — | — | No Violation Identified |
| DOLLAR GENERAL STORE #22888 | Hazardous waste | — | — | — | No Violation Identified |
| ED WILLIAMS EQUIPMENT CO LLC - SN 423681 | Air | — | — | — | No Violation Identified |
| FIRST BAPTIST CHURCH OF MOSS BLUFF | Water | 1 | — | — | No Violation Identified |
| GRANGER INVESTMENT PROPERTIES LLC - PINEWOOD APARTMENTS | Water | — | — | — | No Violation Identified |
| HAZA FOODS OF LOUISIANA LLC - WENDY'S W353 | Water | — | — | — | No Violation Identified |
| J & V INC | Hazardous waste | — | — | — | No Violation Identified |
| JP MORGAN CHASE BANK, NATIONAL ASSOC. | Water | — | — | — | No Violation Identified |
| JUNGLE INVESTMENTS, LLC - KELLY PARK | Water | — | — | — | Significant Violation |
| KC'S TRUCKING & EQUIPMENT LLC | Water | — | — | — | No Violation Identified |
| KLP INVESTMENTS LLC | Water | — | — | — | No Violation Identified |
| LA BORDEAUX SUBDIVISION STP | Water | — | 3 | $21,294 | — |
| LC AUTO RPR | Hazardous waste | — | — | — | No Violation Identified |
| LOUISIANA POSTAL HOLDINGS LLC - LAKE CHARLES LA-MOSS BLUFF STATION POSTAL OFFICE | Water | — | — | — | Unknown |
| LOUISIANA WASTEWATER UTILITY, LLC-WISTERIA VINE SUBDIVISION | Water | — | 3 | $21,294 | — |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - WISTERIA VINE SUBDIVISION | Water | — | — | — | Significant Violation |
| MBLUFF PROPERTIES LLC | Water | — | — | — | No Violation Identified |
| MEDICAL ARTS GROUP MOSS BLUFF | Hazardous waste | — | — | — | No Violation Identified |
| MOSS BLUFF MIDDLE SCHOOL | Water | 1 | — | — | No Violation Identified |
| NATIONAL WATER INFRASTRUCTURE LLC - MOSS BLUFF | Water | 1 | — | — | No Violation Identified |
| PARK DELL TERRACE SHOPPING CTR | Water | — | — | — | No Violation Identified |
| PARKWAY VILLAGE INVESTORS LLC | Water | 1 | 2 | — | Violation Identified |
| PINNACLE RENTAL PROPERTIES & INVESTMENTS LLC - CHAMPAGNE CIRCLE | Water | 1 | — | — | No Violation Identified |
| QUATRE MINERAL | Air | — | — | — | No Violation Identified |
| RPM PIZZA LLC | Water | — | — | — | No Violation Identified |
| SOUTHWEST HOLDINGS LLC - TEAL APARTMENTS | Water | 1 | — | — | No Violation Identified |
| SPRAY & SHINE, LLC | Water | — | — | — | Violation Identified |
| ST CHARLES CENTER | Water | — | — | — | No Violation Identified |
| STEVENS RENTAL PROPERTIES LLC | Water | — | — | — | No Violation Identified |
| SUTHERLAND DEVELOPMENT LLC | Water | 1 | — | — | No Violation Identified |
| TAKE 5 PROPERTIES SPV LLC - TAKE 5 OIL CHANGE - MOSS BLUFF | Water | — | — | — | Unknown |
| TARGA MIDSTREAM SERVICES LLC - GULF SOUTH COMPRESSOR STATION | Air | — | — | — | No Violation Identified |
| TKN PROPERTIES LLC - MARLIN RD | Water | — | — | — | No Violation Identified |
| TOTAL PERFORMANCE AUTO | Hazardous waste | — | — | — | No Violation Identified |
| TROUTH & RUIZ LLC - MIKE'S EXPRESS CARWASH | Water | — | — | — | Unknown |
| TTM OF LA SDI, LLC - MOSS BLUFF SONIC | Water | — | 1 | $1,000 | Significant Violation |
| WAL-MART REAL ESTATE BUSINESS TRUST | Water | 1 | — | — | No Violation Identified |
| WALGREENS 7197 | Water, Hazardous waste | — | — | — | No Violation Identified |
| WALMART STORE # 521 | Hazardous waste | — | — | — | No Violation Identified |
| WATER WORKS DISTRICT #1 | Water | — | — | — | No Violation Identified |