| AB HYDROSTATICS INC | Water | — | — | — | Significant Violation |
| ACADIANA RECOVERY LLC | Hazardous waste | — | — | — | No Violation Identified |
| AUTOZONE 3061 | Hazardous waste | — | — | — | No Violation Identified |
| AVIATION SVCS OMNI | Hazardous waste | — | — | — | No Violation Identified |
| BALDWIN REDI MIX CO INC - CANKTON PLANT | Water | — | — | — | Unknown |
| BECHET SUBDIVISION, LLC | Water | — | — | — | No Violation Identified |
| BELLSOUTH TELECOMMUNICATIONS INC K3462 | Hazardous waste | — | — | — | No Violation Identified |
| BOUDREAUX PIPE TESTING INC | Hazardous waste | — | — | — | No Violation Identified |
| BREAKING ROOTS RV PARKS, LLC | Water | — | — | — | Significant Violation |
| BYRONS SMALL ENGINE SERVICE | Hazardous waste | — | — | — | No Violation Identified |
| CARENCRO (N UNIVERSITY AVE) DG LLC - DOLLAR GENERAL #31630 | Water | — | — | — | Unknown |
| CARENCRO WASTEWATER TREATMENT FACILITY | Water | 2 | 7 | — | No Violation Identified |
| CARENCRO, CITY OF - MANOLA STREET WTP | Water | 1 | 3 | — | No Violation Identified |
| CITY OF CARENCRO WTP | Water | — | — | — | No Violation Identified |
| COASTAL PIPE OF LOUISIANA INC. | Water | — | — | — | Unknown |
| CONSTRUCTION SITE SPECIALTIES LLC | Water | — | — | — | Significant Violation |
| CORNERSTONE PARK LLC | Water | 1 | — | — | No Violation Identified |
| CTY OF CARENCRO WTP | Water | — | 2 | — | No Violation Identified |
| DIESEL SVCS TRUCK & TRAILER RPR | Hazardous waste | — | — | — | No Violation Identified |
| DOLLAR GENERAL #11270 | Hazardous waste | — | — | — | No Violation Identified |
| DOLLAR GENERAL #1930 | Hazardous waste | — | — | — | No Violation Identified |
| DOLLAR GENERAL 15831 | Hazardous waste | — | — | — | No Violation Identified |
| DOLLAR GENERAL STORE #18844 | Hazardous waste | — | — | — | No Violation Identified |
| DON'S SPECIALTY MEATS, INC. | Water | — | — | — | No Violation Identified |
| DR JAMES L CLAUSE MD | Hazardous waste | — | — | — | No Violation Identified |
| DRILLING SERVICES OF AMERICA INC | Hazardous waste | 1 | — | — | No Violation Identified |
| DSLD HOMES LLC - OAK VILLAS | Water | — | — | — | No Violation Identified |
| DSLD HOMES LLC - WILLOWBROOK SUBDIVISION | Water | — | — | — | No Violation Identified |
| DSLD HOMES, LLC - ABBEY COURT | Water | — | — | — | No Violation Identified |
| DSLD HOMES, LLC - JAXON SOUND | Water | — | — | — | No Violation Identified |
| FEDERAL EXPRESS CORPORATION - FEDERAL EXPRESS-ZLFY | Hazardous waste | — | — | — | No Violation Identified |
| FEDEX EXPRESS CORPORATION - ZLFY | Water | — | — | — | No Violation Identified |
| FIELDWOOD ENERGY, LLC (BOEM ID=00105 PLATFORM=10428-1) | Hazardous waste | — | — | — | No Violation Identified |
| FIVE B'S DEVELOPMENT LLC - RIDGE OAKS ESTATES | Water | — | — | — | Unknown |
| FULL SVC CLNRS LTD | Hazardous waste | — | — | — | No Violation Identified |
| FUTURE RENTALS LLC - FUTURE RENTALS MOBILE HOME PARK | Water | — | — | — | Violation Identified |
| G&L WELL SERVICE, INC | Water | — | — | — | No Violation Identified |
| GLENN LEGE CONSTRUCTION LLC - THE SWITCH SETTLEMENT | Water | — | — | — | No Violation Identified |
| GUILLORY OIL COMPANY INC. | Water | — | — | — | No Violation Identified |
| H & H OIL | Hazardous waste | 1 | — | — | No Violation Identified |
| HAPPY DOG HOTEL, INC. | Water | — | — | — | No Violation Identified |
| HART & STAAB HOLDINGS LLC | Water | — | — | — | No Violation Identified |
| J & G CONSULTANTS INC | Hazardous waste | — | — | — | No Violation Identified |
| JOES AUTO RPR | Hazardous waste | — | — | — | No Violation Identified |
| JRS QUALITY TRANS | Hazardous waste | — | — | — | No Violation Identified |
| JRS QUALITY TRANSMISSIONS | Hazardous waste | — | — | — | No Violation Identified |
| K&R OPERATING LLC - CARENCRO | Water | — | 1 | $900 | Violation Identified |
| K&R OPERATING LLC - K&R CARENCRO | Air, Hazardous waste | — | 1 | $3,403 | No Violation Identified |
| KENWORTH OF SOUTH LOUISIANA LLC | Water, Hazardous waste | — | — | — | No Violation Identified |
| KENWORTH OF SOUTH LOUISIANA LLC | Hazardous waste | — | — | — | No Violation Identified |
| KENWORTH OF SOUTH LOUISIANA LLC - KWLA:CARENCRO FACILITY | Water | — | — | — | No Violation Identified |
| LOURDES AFTER HOURS - CARENCRO | Hazardous waste | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - COUNTRY SQUARE | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - MALAPART PLACE SUBDIVISION | Water | 1 | 2 | $5,000 | Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - CAJUN VILLAGE | Water | — | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- BOIS BECHET SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- CAJUN VILLAGE SUBDIVISION | Water | 1 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- COUNTRY BREEZE ESTATES | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- COUNTRY SQUARE | Water | 1 | 1 | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- FRENCHMAN'S TRAIL SUBDIVISION | Water | 1 | 2 | $115,000 | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- HERITAGE OAKS NORTH | Water | 1 | 1 | — | Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- LA PLACE MAISON | Water | — | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- LEXINGTON HEIGHTS | Water | — | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- MARKRIDGE SUBDIVISION | Water | 1 | 2 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- OAK SPRINGS SUBDIVISION | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SUNFLOWER ESTATES | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- WINDY ACRES | Water | — | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - AVANTI SUBDIVISION | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - CARENCRO VILLAGE | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - GRANDE STAKES SUBDIVISION | Water | 1 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - HACKBERRY PLACE SUBDIVISION | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - MAGNOLIA HILLS SUBDIVISION | Water | 3 | — | — | No Violation Identified |
| MANOLA STREET WWTP | Water | — | — | — | No Violation Identified |
| MARKS OF LOUISIANA INC | Air, Hazardous waste | — | — | — | No Violation Identified |
| MICHELE LAVERGNE DDS | Hazardous waste | — | — | — | No Violation Identified |
| NORTH BOOSTER WELL TREATMENT & STORAGE FACILITY | Water | — | — | — | No Violation Identified |
| NPK ACCESS SOLUTIONS LLC | Water, Hazardous waste | 1 | 1 | $1,000 | No Violation Identified |
| NPK ACCESS SOLUTIONS LLC | Air | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS #4722 | Hazardous waste | — | — | — | No Violation Identified |
| OIL FIELD SWIVEL REPAIR | Water | — | — | — | Unknown |
| OMNI ENERGY SERVICE | Water | — | — | — | No Violation Identified |
| PDS CONSTR CO | Hazardous waste | — | — | — | No Violation Identified |
| PEAK DEVELOPERS, LLC - PEAK ESTATES | Water | — | — | — | No Violation Identified |
| PERFORMANCE PAINT & BODY INC | Hazardous waste | — | — | — | No Violation Identified |
| PREJEANS AUTO & TRUCK RPR | Hazardous waste | — | — | — | No Violation Identified |
| PROFESSIONAL PUMPING SERVICES LLC | Water, Hazardous waste | 1 | — | — | No Violation Identified |
| QUARTERNORTH ENERGY LLC - FIELDWOOD NORTH | Hazardous waste | — | — | — | No Violation Identified |
| ROADWAY EXPRESS | Hazardous waste | — | — | — | No Violation Identified |
| ROSHELL DARJEAN PROPERTY | Water, Hazardous waste | — | — | — | No Violation Identified |
| SADDLE CREEK DEVELOPMENT LLC - SADDLE CREEK | Water | — | — | — | No Violation Identified |
| SB PEP WASH HOLDCO, LLC - TRADEMARK CAR WASH | Water | — | — | — | No Violation Identified |
| SE RENTALS 1 LLC | Water | — | — | — | Unknown |
| SE RENTALS 1 LLC | Water | — | — | — | Unknown |
| SE RENTALS 1 LLC | Water | — | — | — | Unknown |
| SHAWNS AUTO BODY RPR | Hazardous waste | — | — | — | No Violation Identified |
| SOUTHEASTERN FREIGHT LINES INC | Water, Hazardous waste | — | — | — | No Violation Identified |
| SOUTHERN OIL SOLUTIONS LLC | Hazardous waste | — | — | — | No Violation Identified |
| SUGAR 'N SPICE CARENCROS PRESCHOOL INC | Water | — | — | — | No Violation Identified |
| SUPER 1 FOODS 629 | Hazardous waste | — | — | — | No Violation Identified |
| TRUSSCO, INC | Water, Hazardous waste | 1 | — | — | No Violation Identified |
| UNIVAR SOLUTIONS USA LLC - CARENCRO FACILITY | Air, Water, Hazardous waste | 2 | — | — | No Violation Identified |
| VATICAN BAPTIST CHURCH | Water | — | — | — | No Violation Identified |
| VATICAN FIELD PRODUCTION FACILITY | Air | 1 | — | — | No Violation Identified |
| VATICAN SQUARE MOBILE VILLAGE | Water | — | 2 | $4,050 | Significant Violation |
| VICTORY AUTOWORKS | Hazardous waste | — | — | — | No Violation Identified |
| WAGNER OIL | Water | — | — | — | No Violation Identified |
| WALGREENS STORE #21552 | Hazardous waste | — | — | — | No Violation Identified |
| WALKER & SONS LLC - SLAP YA MAMA LOUISIANA FOOD PRODUCTS | Water | — | — | — | Unknown |
| WALMART SUPERCENTER #7301 | Hazardous waste | — | — | — | No Violation Identified |
| WASTE PRO OF LOUISIANA, INC DBA ACADIANA LANDFILL | Water | — | 1 | — | No Violation Identified |
| WHITE WATER EXPRESS CAR WASH I, LLC - WHITE WATER EXPRESS CARWASH CARENCRO | Water | — | — | — | Significant Violation |
| WILLOWBROOK DEVELOPMENT LLC - WILLOWBROOK SUBDIVISION | Water | — | — | — | No Violation Identified |
| WILLOWBROOK DEVELOPMENT, LLC - WILLOWBROOK PHASE 2 | Water | — | — | — | No Violation Identified |
| XVII 3 LLC - GRAB-N-GEAUX #22 | Water | — | — | — | Significant Violation |