| LA CAJUNDOME COMM | Hazardous waste | — | — | — | No Violation Identified |
| LA CVS PHARMACY LLC | Water | — | — | — | No Violation Identified |
| LA FLUSHING & TESTING INC | Hazardous waste | — | — | — | No Violation Identified |
| LA PROMENADE MALL | Hazardous waste | — | — | — | No Violation Identified |
| LA RPR SVC INC | Hazardous waste | — | — | — | No Violation Identified |
| LA SW SCRAP & SALVAGE INC | Air, Water | — | — | — | No Violation Identified |
| LA UNIVERSITY MEDICAL CNTR | Hazardous waste | — | — | — | No Violation Identified |
| LA VOTECH LAFAYETTE REG TECH INSTITUTE | Hazardous waste | — | — | — | No Violation Identified |
| LA VOTECH LAFAYETTE REG TECH INSTITUTE | Hazardous waste | — | — | — | No Violation Identified |
| LA-Z-BOY WAREHOUSE | Water | — | — | — | No Violation Identified |
| LABORATORY & ANALYTICAL BUSINESS SVCS IN | Hazardous waste | — | — | — | No Violation Identified |
| LABORATORY CORP OF AMERICA | Hazardous waste | — | — | — | No Violation Identified |
| LACOUR PINHOOK VETERINARY CLINIC | Hazardous waste | — | — | — | No Violation Identified |
| LADOTD- DISTRICT 03 | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE (MILLS ST.) DG, LLC - DOLLAR GENERAL #30781 | Water | — | — | — | No Violation Identified |
| LAFAYETTE (VEROT SCHOOL RD) DG LLC - DOLLAR GENERAL #31341 | Water | — | — | — | Unknown |
| LAFAYETTE ANIMAL SHELTER | Air | — | — | — | No Violation Identified |
| LAFAYETTE ASSEMBLY CTR | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE BIT PLANT | Water, Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE BOATING CNTR | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE BONE & JOINT CLINIC | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE CABLE TV | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE CARWASH LLC | Water | — | — | — | Significant Violation |
| LAFAYETTE COCA-COLA SALES CTR | Water | — | — | — | No Violation Identified |
| LAFAYETTE COCA-COLA SALES CTR | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE COLLISION CENTER LLC | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE COLLISION CNTR | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE CONS GOV TRAFFIC SVC SIGN SHOP | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE CONSOLDATED GOVERNMENT - AMBASSADOR CAFFERY TREATMENT PLANT | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT - AMBASSADOR CAFFERY STP | Water | 2 | — | — | Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT - EAST WWTP | Air, Water | 6 | 1 | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT - HARGIS-HEBERT ELECTRIC GENERATING STATION | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT - NORTHEAST WWTP | Water | 3 | 1 | $1,200 | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT - T J LABBE ELECTRIC GENERATING STATION | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT - T J LABBE ELECTRIC GENERATING STATION | Air | 1 | — | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT HOMEWOOD DETENTION POND SITE | — | — | 1 | — | — |
| LAFAYETTE CONSOLIDATED GOVERNMENT- CAPITAL IMPROVEMENTS DEPT | Water | — | — | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVERNMENT- COMPOST FACILITY | Water | 1 | — | — | Violation Identified |
| LAFAYETTE CONSOLIDATED GOVT - EVANGELINE GROVE SUBD. STP | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVT- FIRE STATION 13 | Water | — | — | — | No Violation Identified |
| LAFAYETTE CONSOLIDATED GOVT- FIRE TRAINING CTR | Water | — | — | — | No Violation Identified |
| LAFAYETTE COURTESY MTRS INC | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE CRE LLC - TRACTOR SUPPLY | Water | — | — | — | Unknown |
| LAFAYETTE DG, LLC - DOLLAR GENERAL #20017 | Water | — | — | — | No Violation Identified |
| LAFAYETTE DIAGNOSTIC & RADIATION TREATMENT CENTER | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE DISTRICT & MOTOR FACILITY | Water | — | — | — | No Violation Identified |
| LAFAYETTE GEN MEDICAL CTR. | Water, Hazardous waste | 1 | 1 | — | No Violation Identified |
| LAFAYETTE GENERAL MEDICAL CENTER/FACILITY SERVICE - NORTHSIDE POB | Water | — | — | — | No Violation Identified |
| LAFAYETTE HIGH SCHOOL | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE HOT MIX ASPHALT PLANT | Water | — | — | — | No Violation Identified |
| LAFAYETTE IMPORT RPR CO | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE INTERESTS LAND HOLDING LLC- BRIDGEWOOD MHP | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE MARBLE & TILE INC | Air | — | — | — | No Violation Identified |
| LAFAYETTE MARBLE & TILE INC | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE MHP LLC | Water | — | — | — | No Violation Identified |
| LAFAYETTE MOTOR CO INC | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE MTR CO | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE MUNICIPAL GOLF COURSE | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE MUNICIPAL LANDFILL | Water | — | — | — | No Violation Identified |
| LAFAYETTE PARISH SCHOOL SYSTEM - MAINTENANCE WASH RACK FACILITY | Water | — | — | — | Unknown |
| LAFAYETTE PARISH SCHOOLS | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE PARISH, BAYOU VERMILLION DIST | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE PH SCHOOL BOARD | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE PH SCHOOL BOARD | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE PHYSICAL REHAB HOSPITAL | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE PHYSICAL REHABILITATION HOSPITAL LLC | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE POWER SPORTS | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE PRINTING CO | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE REGIONAL AIRPORT | Air, Water, Hazardous waste | 1 | — | — | No Violation Identified |
| LAFAYETTE REGIONAL AIRPORT TRITURATOR FACILITY | Water, Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE RENTAL SVC INC | Water | — | — | — | Significant Violation |
| LAFAYETTE SHOOTERS | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE SPRING CO INC | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE SURGICAL SPECIALTY HOSPITAL | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE SURGICAL SPECIALTY HOSPITAL | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE SURGICARE | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE TIRE & SERVICE | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE TRUCK MAINTENANCE & OFFICE FACILITY | Water | — | — | — | No Violation Identified |
| LAFAYETTE UTILITY SYSTEM - GABLECREST SUBDIVISION STP | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE UTILITY SYSTEMS - ACADIANA COVE | Water | — | — | — | No Violation Identified |
| LAFAYETTE UTILITY SYSTEMS - BRIAR'S COVE SUBDIVISION STP | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE UTILITY SYSTEMS - HIDDEN RIDGE SUBDIVISION STP | Water | 1 | — | — | No Violation Identified |
| LAFAYETTE UTILTIES SYSTEMS | Water | — | — | — | No Violation Identified |
| LAFAYETTE VEHICLE MAINT PUBLIC WORKS CIT | Hazardous waste | — | — | — | No Violation Identified |
| LAFAYETTE WASTE WATER UTIL CITY OF | Hazardous waste | — | — | — | No Violation Identified |
| LAMAR ADVERTISING | Hazardous waste | — | — | — | No Violation Identified |
| LANDCOAST INSULATION INC | Air, Hazardous waste | 1 | 1 | — | Significant Violation |
| LANDRY'S PAINT & BODY SHOP | Hazardous waste | — | — | — | No Violation Identified |
| LBJ AUTOMOTIVE | Hazardous waste | — | — | — | No Violation Identified |
| LCG - RIDGE ROAD | Hazardous waste | — | — | — | No Violation Identified |
| LEBLANC AUTO CENTER | Hazardous waste | — | — | — | No Violation Identified |
| LEES BODY | Hazardous waste | — | — | — | No Violation Identified |
| LENSCRAFTERS 248 | Hazardous waste | — | — | — | No Violation Identified |
| LES MELANCON PAINT & BODY | Hazardous waste | — | — | — | No Violation Identified |
| LEVEL CONSTRUCTION & DEVELOPMENT LLC - COURET FARMS | Water | — | — | — | No Violation Identified |
| LEVEL CONSTRUCTION & DEVELOPMENT LLC - COURET FARMS | Water | — | — | — | No Violation Identified |
| LEVY INVESTMENTS LLC - SHADY OAKS ESTATES | Water | 1 | — | — | No Violation Identified |
| LGH RIVER BRANCH URGENT CARE | Hazardous waste | — | — | — | No Violation Identified |
| LGMD ELIZABETH MCCLAIN | Hazardous waste | — | — | — | No Violation Identified |
| LGMD FAMILY MEDICINE | Hazardous waste | — | — | — | No Violation Identified |
| LGMD LESLIE SIZEMORE | Hazardous waste | — | — | — | No Violation Identified |
| LGMD NEUROSCIENCE CENTER | Hazardous waste | — | — | — | No Violation Identified |
| LGMD PLASTICS | Hazardous waste | — | — | — | No Violation Identified |
| LHCGXII LLC DBA LOUISIANA EXTENDED CARE HOSPITAL - LAFAYETTE | Hazardous waste | — | — | — | No Violation Identified |
| LHVI INTERNAL MEDICINE OF ACADIANA | Hazardous waste | — | — | — | No Violation Identified |
| LHVI- PERRIN BELLELO TYLER MD | Hazardous waste | — | — | — | No Violation Identified |
| LIGHTNING CLNRS | Hazardous waste | — | — | — | No Violation Identified |
| LINGO INTERNATIONAL INC | Hazardous waste | — | — | — | No Violation Identified |
| LISTER CHIROPRATIC CLINIC | Hazardous waste | — | — | — | No Violation Identified |
| LOGOJET USA | Hazardous waste | 1 | — | — | No Violation Identified |
| LOUIS DOC BONIN ELECTRIC GENERATING STATION | Air, Water, Hazardous waste | — | — | — | No Violation Identified |
| LOUISIANA ENERGY & POWER AUTHORITY- MORGAN CITY STATION | Hazardous waste | — | — | — | No Violation Identified |
| LOUISIANA GASTROENTEROLOGY ASSOCIATES LLC | Hazardous waste | — | — | — | No Violation Identified |
| LOUISIANA GASTROENTEROLOGY ASSOCIATES LLC | Hazardous waste | — | — | — | No Violation Identified |
| LOUISIANA LAND, TITLE & ACQUISITIONS LLC | Water | — | — | — | Significant Violation |
| LOUISIANA SAFETY SYSTEMS | Water, Hazardous waste | — | — | — | No Violation Identified |
| LOUISIANA SCRAP METAL RECYCLING | Water | — | — | — | No Violation Identified |
| LOUISIANA SITTER SERVICES & HOME CARE LLC - PLEIN DE VIE ESTATES | Water | — | — | — | No Violation Identified |
| LOURDES AFTER HOURS | Hazardous waste | — | — | — | No Violation Identified |
| LOURDES AFTER HOURS-AMBASSADOR CAFFERY | Hazardous waste | — | — | — | No Violation Identified |
| LOURDES URGENT CARE PINHOOK | Hazardous waste | — | — | — | No Violation Identified |
| LOWE'S HOME CENTERS LLC - STORE #0484 | Hazardous waste | — | 2 | $141,730 | No Violation Identified |
| LOWE'S HOME CENTERS LLC - STORE #0618 | Hazardous waste | — | 2 | $141,730 | No Violation Identified |
| LTV ENERGY PRODUCTS CO | Hazardous waste | — | — | — | No Violation Identified |
| LUCAS AUTO GROUP LLC | Hazardous waste | — | — | — | No Violation Identified |
| LUKES PAINT AND BODY SHOP INC | Water, Hazardous waste | — | — | — | Violation Identified |
| M & G TESTING SVCS INC | Hazardous waste | — | — | — | No Violation Identified |
| M & J VALVE SERVICE | Hazardous waste | — | — | — | No Violation Identified |
| M & S PARTS SVC INC | Hazardous waste | — | — | — | No Violation Identified |
| M RANDAL COMEAUX DDS | Hazardous waste | — | — | — | No Violation Identified |
| M&J VALVE SERVICE, INC. | Water, Hazardous waste | — | — | — | No Violation Identified |
| MACCO DANIELS | Hazardous waste | — | — | — | No Violation Identified |
| MACY'S SOUTH | Hazardous waste | — | — | — | No Violation Identified |
| MAGNOLIA & RELIABLE MKTING | Hazardous waste | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - CROSS CREEK SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - MONTICELLO SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - PECAN ACRES | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - RIVERVIEW ESTATES | Water | — | — | — | Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - BELLEMONT ESTATES | Water | 1 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC - SANDEST TERRACE | Water | 1 | — | — | Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- ARROWHEAD SUBDIVISION | Water | 2 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- AVANTI SUBDIVISION | Water | 1 | 1 | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- BEAU CHAMPS SUBDIVISION | Water | 2 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- BEAU PARTERRE SUBDIVISION | Water | 2 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- BROOKHOLLOW SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- CARENCRO N SUBDIVISION | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- CHARLESTON VILLAGE SUBDIVISION | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- CHARTRES PLACE SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- CHELSEA RIDGE SUBDIVISION | Water | 2 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- COTE GELEE APARTMENTS | Water | 2 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- COUNTRY ACRES SUBDIVISION | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- COUNTRY ACRES TRAILER PARK SUBDIVISIO | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- COUNTRY PINE MOBILE | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- COUNTRY RUN | Water | 2 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- CROSS CREEK | Water | — | 1 | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- DEER PARK | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- DELMAR ESTATES SOUTH | Water | 1 | 1 | — | Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- FOX RUN | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- FRENCHMAN'S CREEK | Water | 1 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- GATEWAY PARK | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- GRANDE STAKES | Water | — | 1 | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- HERNANDEZ HEIGHTS | Water | 1 | 2 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- HIGHLAND ACRES | Water | — | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- HUMMINGBIRD | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- JUNE PARK | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- KINDCO | Water | — | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- LAFITTE'S LANDING | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- LAKESIDE VILLAGE | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- LAKEVIEW ESTATES | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- LANCASTER ESTATES SUBDIVISION | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- LANEXANG VILLAGE | Water | 1 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- MAGNOLIA FARMS | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- MAGNOLIA WOODS | Water | 1 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- MIRAMAR SUBDIVISION | Water | 1 | 1 | $3,500 | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- MONTICELLO | Water | 1 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- NORTH FIELD SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- NOTTINGHAM | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- OAK TRACE | Water | — | 1 | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- OAKSHIRE/WIMBLEDON | Water | — | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- ONE LEGACY PLACE | Water | 1 | — | — | Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- OREGON TRAIL | Water | 1 | 2 | $250 | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- PECAN ACRES | Water | 3 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- RAY HEIGHTS | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- RICHLANDS HEIGHTS | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- RIVER ROAD | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- RIVERVIEW ESTATES | Water | 1 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- RIVERWOODS | Water | 1 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- ROYALTON PARK | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SANDEST PLAZA | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SARAH DEE | Water | 1 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SHADOWWOOD | Water | 2 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SHANGRILA | Water | 3 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SHENANDOAH ESTATES | Water | 1 | — | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SOUTHFORK | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- STANFORD PLACE | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SUN VILLAGE | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SUNDOWN PLACE | Water | — | 1 | — | — |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- SUNRISE MOBILE HOME PARK | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- THE BLUFF'S SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- WEST STRIP | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING CO., LLC- YOUNG ACRES | Water | 1 | 1 | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - MIRAMAR SUBDIVISION | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - ARROWHEAD SUBDIVISION | Water | — | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - AVIES KNOLL SUBDIVISION | Water | 3 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - DERBY HEIGHTS SUBDIVISION | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - DIAMONDHEAD ESTATES SUBDIVISION | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - FRENCHMAN'S CREEK SUBDIVISION | Water | 1 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - ILE DES CANNES | Water | 2 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - OAK TRACE SUBDIVISION | Water | 1 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - QUAIL HOLLOW SUBDIVISION | Water | 3 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - RIVER GREEN SUBDIVISION | Water | 1 | 1 | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - RIVERWOODS SUBDIVISION | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - SARAH DEE SUBDIVISION | Water | — | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - SAWGRASS SUBDIVISION & SAWGRASS P | Water | 1 | 2 | $115,000 | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - SHADOWWOOD SUBDIVISION | Water | 1 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - SOUTHFIELD SQUARE SUBDIVISION | Water | 1 | — | — | Significant Violation |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - THE GLADES SUBDIVISION | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - TREWHILL SUBDIVISION | Water | — | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - VICTORIA VILLAGE SUBDIVISION | Water | 2 | — | — | No Violation Identified |
| MAGNOLIA WATER UTILITY OPERATING COMPANY LLC - VILLE MARIE SUBDIVISION | Water | 1 | 1 | — | No Violation Identified |
| MALAPART OAKS MOBILE HOME PARK LLC - MALAPART OAKS MHP | Water | 1 | 1 | $16,588 | Significant Violation |
| MANCHESTER CIRCLE, LLC | Water | — | — | — | Significant Violation |
| MANUEL TIRE CO | Hazardous waste | — | — | — | No Violation Identified |
| MANUEL TIRE CO OF LAF 10 | Hazardous waste | — | — | — | No Violation Identified |
| MANUEL TIRE COMPANY | Hazardous waste | — | — | — | No Violation Identified |
| MARATHON OIL CO LAFAYETTE OFFICE | Hazardous waste | — | — | — | No Violation Identified |
| MARLIN ENERGY SOUTHWEST GP LLC | Water | — | — | — | No Violation Identified |
| MARSHALLS M0277 H0695 | Hazardous waste | — | — | — | No Violation Identified |
| MARY ELLENS BRIDAL BOUTIQUE | Hazardous waste | — | — | — | No Violation Identified |
| MASTER TUNE | Hazardous waste | — | — | — | No Violation Identified |
| MAYFAIR WINDOW & DOOR CO LLC - LAFAYETTE | Air, Hazardous waste | — | — | — | No Violation Identified |
| MEAUXS AUTO & IND PARTS INC | Hazardous waste | — | — | — | No Violation Identified |
| MED HEALTH LTD | Hazardous waste | — | — | — | No Violation Identified |
| MEINEKE CAR CARE CENTER | Hazardous waste | — | — | — | No Violation Identified |
| MENARDS PAINT & BODY | Hazardous waste | — | — | — | No Violation Identified |
| METS ENGINES INC | Hazardous waste | — | — | — | No Violation Identified |
| MICHAEL'S STORE 5016 | Hazardous waste | — | — | — | No Violation Identified |
| MIDAS MUFFLER | Hazardous waste | — | — | — | No Violation Identified |
| MIKE'S CUSTOM SHOP | Hazardous waste | — | — | — | No Violation Identified |
| MIKES EUROPEAN AUTO | Hazardous waste | — | — | — | No Violation Identified |
| MIKES IMPORT AUTO RPR CO | Hazardous waste | — | — | — | No Violation Identified |
| MILK PRODUCTS LP | Water | — | — | — | Unknown |
| MILTON WATER TREATMENT PLANT | Water | — | — | — | No Violation Identified |
| MITCHS AUTO RPR | Hazardous waste | — | — | — | No Violation Identified |
| MJ TRUCKING OF LA, LLC- CRAWFISH HOT TUB | Water | — | — | — | No Violation Identified |
| MOBILE MECHANICS INC | Hazardous waste | — | — | — | No Violation Identified |
| MONTES RPR SHOP | Hazardous waste | — | — | — | No Violation Identified |
| MONTESANO #1 TANK BATTERY | Air | — | — | — | No Violation Identified |
| MOORE PETROLEUM CO. | Hazardous waste | — | — | — | No Violation Identified |
| MOSS MOTORS | Hazardous waste | — | — | — | No Violation Identified |
| MOSS OUTDOOR ADVERTISING INC | Hazardous waste | — | — | — | No Violation Identified |
| MOSS ST TIRE & ALIGN | Hazardous waste | — | — | — | No Violation Identified |
| MOTION INDUSTRIES - LA42 | Hazardous waste | — | — | — | No Violation Identified |
| MOTIVA ENTERPRISES LLC | Hazardous waste | — | — | — | No Violation Identified |
| MOUTON MEDICAL SYSTEMS | Hazardous waste | — | — | — | No Violation Identified |
| MOUTON PLUMBING & HAULING INC | Hazardous waste | — | — | — | No Violation Identified |
| MR BUBBLES AUTO SPA INC | Water | — | — | — | No Violation Identified |
| MR. BUBBLES AUTO SPA INC | Water | — | — | — | No Violation Identified |
| MR. QUIK OF BOGALUSA, INC. | Water | — | — | — | No Violation Identified |
| NATIONAL CLEANERS | Hazardous waste | — | — | — | No Violation Identified |
| NATIONAL CLEANERS OF ACADIANA LLC | Hazardous waste | — | — | — | No Violation Identified |
| NATIONAL DISCOUNT TIRE CO | Hazardous waste | — | — | — | No Violation Identified |
| NATIONAL MARINE SERVICE ESTUARINE HABITATS & COASTAL FISHERIES CENTER | Hazardous waste | — | — | — | No Violation Identified |
| NATIONAL NIPPLE INC | Hazardous waste | — | — | — | No Violation Identified |
| NATIONAL OILWELL VARCO LP | Water, Hazardous waste | — | — | — | No Violation Identified |
| NAVIGATIONAL & SAFETY AIDS | Hazardous waste | — | — | — | No Violation Identified |
| NEFF BUCKNER RENTAL SERVICE | Water, Hazardous waste | — | — | — | No Violation Identified |
| NEW DAIRY LOUISIANA LLC | Air, Water, Hazardous waste | — | 1 | — | No Violation Identified |
| NEWPARK ENV SVCS LAB | Hazardous waste | — | — | — | No Violation Identified |
| NEYRFOR TURBODRILLING CO INC | Hazardous waste | — | — | — | No Violation Identified |
| NORDSTROM INC #717 | Hazardous waste | — | — | — | No Violation Identified |
| NORTH WATER TREATMENT PLANT | Air, Hazardous waste | — | 2 | $12,800 | No Violation Identified |
| NORTHSIDE CLNRS INC | Hazardous waste | — | — | — | No Violation Identified |
| NORTHSIDE COMMUNITY HEALTH CENTER | Hazardous waste | — | — | — | No Violation Identified |
| NORTHSIDE ENGINE SERVICE | Hazardous waste | — | — | — | No Violation Identified |
| NUFLO TECHNOLOGIES SALES CO | Hazardous waste | — | — | — | No Violation Identified |
| NUGULF OPERATING LLC | Water | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS #2414 | Hazardous waste | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS #4572 | Hazardous waste | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS #6648 | Hazardous waste | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS 1187 | Hazardous waste | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS 521 | Hazardous waste | — | — | — | No Violation Identified |
| O'REILLY AUTO PARTS STORE 518 | Hazardous waste | — | — | — | No Violation Identified |
| OAKVIEW MHC COMMUNITY LLC | Water | 1 | — | — | No Violation Identified |
| OASIS CARWASH LLC | Water | 1 | 5 | $12,750 | — |
| OCCUPATIONAL MED CLINIC OF ACADIANA | Hazardous waste | — | — | — | No Violation Identified |
| OCEANEERING INTERNATIONAL INC | Hazardous waste | — | — | — | No Violation Identified |
| OCEANS HEALTHCARE PHARMACY LLC | Hazardous waste | — | — | — | No Violation Identified |
| OFFICE DEPOT STORE #101 | Hazardous waste | — | — | — | No Violation Identified |
| OFFICE DEPOT STORE #2573 | Hazardous waste | — | — | — | No Violation Identified |
| OFFICE DEPOT STORE #2745 | Hazardous waste | — | — | — | No Violation Identified |
| OFFICE DEPOT STORE #385 | Hazardous waste | — | — | — | No Violation Identified |
| OFFSHORE & INLAND LEASING INC | Hazardous waste | — | — | — | No Violation Identified |
| OFFSHORE & INLAND LEASING INC | Hazardous waste | — | — | — | No Violation Identified |
| OFFSHORE SERVICES LLC - TESCO OFFSHORE SERVICES INC. | Water | — | — | — | No Violation Identified |
| OGE'S RENT-ALL CENTER LLC | Water | — | — | — | No Violation Identified |
| OHM AMBASSADOR | Hazardous waste | — | — | — | No Violation Identified |
| OHM GILBRE | Hazardous waste | — | — | — | No Violation Identified |
| OHM VEROT | Hazardous waste | — | — | — | No Violation Identified |
| OIL CENTER EXXON | Hazardous waste | — | — | — | No Violation Identified |