Louisiana — all systems
Louisiana water systems A–Z
Page 2 of 3 · Lafourche Water District 1 → St Tam Parish- Ben Thomas Rd. Every public water system we track in Louisiana, alphabetically. Each links to the system's measured contaminant levels against federal limits.
- Lafourche Water District 1 (2025)
- Lake Bruin Water District #1 (2023)
- Lake Castle School (2024)
- Lake Charles Carbon Co-reynolds Metals (2024)
- Lake Charles Harbor & Terminal Coke Plnt (2025)
- Lake Charles Harbor Terminal District Ws (2023)
- Lake Charles Lng Co Water System (2023)
- Lake Providence Water System (2025)
- Lake Ramsey (2024)
- Lake St John Waterworks District 1 (2024)
- Lakeshore High School (2023)
- Lakeview Estates Subd Ws (2023)
- Lakeview Trailer Park Water System (2018)
- Lakeview Water System (2025)
- Lasalle Waterworks District 1 (2023)
- Latanier Water Association (2025)
- Lawco Mansura (2025)
- Lawtell Water Works District No 1 (2025)
- Leatherman Creek Water System (2023)
- Lee Road Water Corporation (2023)
- Leland Water System Inc (2024)
- Lena Water System Inc (2025)
- Leton Water System (2025)
- Lewisburg Bellevue Water System (2025)
- Lewisburg Estates (2023)
- Liddieville Water System (2024)
- Lincoln Hills Subdivision Ws (2023)
- Lincoln Parish Waterworks District #1 (2025)
- Lincoln Parish Waterworks District #2 (2024)
- Lincoln Parish Waterworks District #3 (2024)
- Linville-haile Water System (2025)
- Lisbon Water System (2025)
- Litroe Water System (2023)
- Livonia Water System (2024)
- Logansport Water System (2025)
- Louisiana State Penitentiary (2023)
- Louisiana War Veterans (2024)
- Lpwd North Production Facility (2023)
- Lpwd South (2023)
- Lpwdn Carmel Drive (2023)
- Lpwdn Fairway Village Ws (2023)
- Lpwdn Guillot Village (2024)
- Lpwdn Holiday Mobile Estates Ws (2023)
- Lpwdn La Neuville Holiday Subdivision Ws (2023)
- Lpwdn North Region (2025)
- Lpwdn Purchase West Scott (2023)
- Lpwdn South Park (2023)
- Lpwdn South Region (2025)
- Lpwdn Township Ws (2023)
- Lpwdn Wilderness Trail (2023)
- Lsu at Alexandria (2023)
- Lucky Waterworks (2025)
- Lutcher Waterworks (2025)
- Ma Patout & Son Sugar Mill Water System (2024)
- Madisonville on the Lake (2025)
- Madisonville Water Supply (2024)
- Magnolia - Barron Ridge Subdivision (2024)
- Magnolia - Big Oaks (2024)
- Magnolia - Colworth Place (2024)
- Magnolia - Denny Drive (2024)
- Magnolia - Eagle (2024)
- Magnolia - Linda Lane (2025)
- Magnolia - Meadowwood Estates (2024)
- Magnolia - Oaklawn Trace (2023)
- Magnolia - Plantation Gardens (2023)
- Magnolia - Simpson Acres (2023)
- Magnolia Plantation Water System Inc (2025)
- Magnolia Water Utilites - Cherrywood (2023)
- Magnolia-autumn Haven (2025)
- Magnolia-beau Parterre (2025)
- Magnolia-beau Pre (2023)
- Magnolia-belleville Subdivision (2024)
- Magnolia-beverly Heights (2025)
- Magnolia-bleu Lake Hills (2024)
- Magnolia-brier Lake Utilities Inc (2024)
- Magnolia-brigas Estates (2024)
- Magnolia-brookhollow Subdivision (2025)
- Magnolia-carencro Village (2025)
- Magnolia-chartres Place Subdivision (2025)
- Magnolia-coach House Manor (2025)
- Magnolia-cottages of Acadiana (2025)
- Magnolia-country Pines (2025)
- Magnolia-dixie Garden (2025)
- Magnolia-dixie Garden-kings Hwy (2023)
- Magnolia-eden Isles (2025)
- Magnolia-evangeline Oaks (2024)
- Magnolia-fox Run (2025)
- Magnolia-garden Heights Subdivision Ws (2024)
- Magnolia-grande Palms (2023)
- Magnolia-grande Stakes (2025)
- Magnolia-green Acres Subdivision (2024)
- Magnolia-greenleaves (2025)
- Magnolia-guste Island (2024)
- Magnolia-habersham Subdivision (2023)
- Magnolia-highland Ridge (2024)
- Magnolia-homeland Height (2025)
- Magnolia-i59 Mhp (2024)
- Magnolia-jackson Square (2025)
- Magnolia-jones Rolling Ridge (2023)
- Magnolia-lake Street (2023)
- Magnolia-lakeshore Estates (2025)
- Magnolia-lakeside East (2023)
- Magnolia-le Triomphe Subdivision (2025)
- Magnolia-lexington Heights (2023)
- Magnolia-markridge Park Subdivision (2024)
- Magnolia-money Hills Estates (2024)
- Magnolia-monterey Subdivision (2024)
- Magnolia-ossun Heights (2025)
- Magnolia-peg Leg Cove (2025)
- Magnolia-penn Mill Lakes (2025)
- Magnolia-penn Mill Place (2025)
- Magnolia-pilot Street (2025)
- Magnolia-pinnacle Place Subdivision (2025)
- Magnolia-port East (2024)
- Magnolia-port Louis Townhomes (2023)
- Magnolia-pruden Creek (2025)
- Magnolia-resolve Whisperwood (2025)
- Magnolia-rigolets Estates (2025)
- Magnolia-rigolets Harbor (2024)
- Magnolia-river Park (2024)
- Magnolia-riverscape @ Clio Sub (2023)
- Magnolia-shenandoah Estates (2025)
- Magnolia-southfield Square (2024)
- Magnolia-spring Creek Subdivision (2023)
- Magnolia-the Meadows (2025)
- Magnolia-trewhill (2025)
- Magnolia-utility Service of Lake Charles (2024)
- Magnolia-village Quest Subdivision (2024)
- Magnolia-western Utilities, Inc (2025)
- Magnolia-whippoorwill Grove (2025)
- Magnolia-wildwood South (2024)
- Magnolia-windy Meadows (2024)
- Maitland Water Works District (2025)
- Mamou Road Water District, Inc (2024)
- Manchac (2023)
- Mandeville Water Supply (2023)
- Manganos Mobile Home Park (2024)
- Mangham Water System (2024)
- Mansfield Water System (2023)
- Many South (2025)
- Many Water System (2023)
- Marathon Petroleum Company Llc (2025)
- Marina Del Ray Water System (2024)
- Marion Water System (2025)
- Martin Water System (2024)
- Mayfield Elementary School (2024)
- Mcclendon Community Water Well (2024)
- Mcdonald Water System (2024)
- Mer Rouge Water System (2023)
- Midway Water System Inc (2015)
- Milton Purchase Water System (2025)
- Milton Water System (2024)
- Minden Water System (2023)
- Mineral Springs Water System (2024)
- Mire Branch Water Corporation (2025)
- Mjs Estates Water System (2023)
- Monroe Water System (2025)
- Monteleone Jr High School (2023)
- Monterey Rural Water System Inc (2025)
- Monticello Water System (2025)
- Montpelier Water Supply (2024)
- Mooringsport Water System (2025)
- Morehouse Central Ws (2024)
- Morgan City Water System (2023)
- Morganza Water System (2024)
- Morrow Water System Inc (2024)
- Morton Salt Inc Water System (2023)
- Mossville Ww District No 2 (2024)
- Mount Hermon Water District (2022)
- Mt Lebanon Water System (2025)
- Mt Moriah Water System (2025)
- Mt Olive Water System (2023)
- Mt Olive Waterworks District (2024)
- Mt Zion Water System (2024)
- My Place Mobile Home Park Water System (2017)
- Natchitoches Parish Wwks District 2 (2023)
- Natchitoches Water System (2023)
- Nebo Water System Inc (2025)
- New Carroll Water System (2024)
- New Iberia Water System (lawco) (2023)
- New Llano Water Department (2023)
- New Orleans Algiers Water Works (2025)
- New Orleans Carrollton Water Works (2025)
- New Roads Water System (2025)
- Newellton Water System (2025)
- Noble Water System (2025)
- North Desoto Water System (2025)
- North Franklin Water Works (2023)
- North Hodge Water System (2024)
- North Iberville Water System (2025)
- North Oaks Medical Center (2024)
- North of Crowley Water Corporation (2025)
- North Webster Parish Industrial Park (2025)
- Northshore 1 Commercial Condo Assoc (2023)
- Northwest Allen Parish Ww District (2024)
- Northwest Waterworks Lakewood Village (2025)
- Northwest Waterworks Lin Park (2025)
- Norton Shop Water System (2024)
- Oak Grove Water System (2024)
- Oak Meadows Subdivision Water System (2024)
- Oak Pine Mobile Home Park Water System (2024)
- Oak Ridge Water System (2023)
- Oak River Estates (2023)
- Oak Villa Mh Community (2025)
- Oak Village Mobile Home Park Ws (2024)
- Occidental Chemical Corporation (2024)
- Oil City Water Works (2025)
- Old Saline Community Water System (2024)
- Omni Geophysical Llc Water System (2023)
- Oxbow Calcining, Llc (2025)
- Ozone Pine Subdivision (2024)
- Packaging Corp of America - Deridder (2025)
- Palmetto Addiction Recovery (2022)
- Palmetto Water Works Inc (2023)
- Paradise Point Water System (2025)
- Parish Utilities of Ascension (2023)
- Parkland Trailer Park Water System (2024)
- Patterson Water System (2023)
- Pavestone (2025)
- Peaceful Pines Mhp Water System (2023)
- Pearl Plantation Townhse (2024)
- Pecan Island Ww District No 3 (2024)
- Pecan Lake Subdivision Ws (2024)
- Pendleton Water Association (2025)
- Petro Guardian Llc (2023)
- Pharos Mobile Home Community North (2024)
- Pharos Mobile Home Community South (2024)
- Phillips 66 Lake Charles Refinery (2024)
- Pine Crest Trailer Park (2025)
- Pine Hill Water System (2023)
- Pine Prairie Correctional Facility (2025)
- Pine Trailer Park (2020)
- Pinecrest Mobile Home Village (2025)
- Pinehill Waterworks District (2023)
- Pinnacle Polymer Admin Bldg (2025)
- Pinnacle Polymers (2024)
- Pioneer Darnell Water System (2024)
- Pitkin Water System (2024)
- Plaisance Water System (2025)
- Planet Kids Academy #2 (2025)
- Plantation Mobile Home Village (2023)
- Pleasant Hill Water System (2025)
- Pleasant Hills-crossroads Water Systems (2025)
- Pleasant Ridge Water System (2023)
- Pleasant Valley Water System (2023)
- Pleasure Bend Water Supply (2024)
- Pno 3401 Jourdan Road (2024)
- Pno Alabo Street Wharf (2024)
- Pno Cruise Terminals (2024)
- Pno Elaine Street Wharf (2024)
- Pno Harmony St. Wharf (2024)
- Pno Louisiana Next Cotton Warehouse (2024)
- Pno Uptown Facilities (2024)
- Point Blue/chataiginer Water System (2023)
- Point Wilhite Ws (2024)
- Pointe a La Hache Water System (2024)
- Pointe Coupee Detention Center (2024)
- Pointe Coupee Water Works District 1 (2025)
- Pointe Coupee Wwks District 2 - Hwy 10 (2025)
- Pointe Coupee Wwks District 2- Batchelor (2024)
- Poland Water Association (2025)
- Pollock Area Water System Inc (2025)
- Ponderosa Ranches Subdivision (2024)
- Pontchatoula Water System (2023)
- Port Allen Water System (2023)
- Port of Greater Baton Rouge (2024)
- Port of West St Mary (2023)
- Port Sulphur Water District (2023)
- Powhatan Water System (2023)
- Prairie Road Water District (2025)
- Prairie Ronde Water System Inc (2023)
- Provencal Water System (2024)
- Punkin Center Hilltop Ws (2024)
- Quail Ridge Estates Water System (2024)
- Quitman Water System (2024)
- R & D Properties Mobile Home Park (2025)
- Rambin-wallace Water System (2025)
- Ramsey Water System (2023)
- Randolph Water System (2025)
- Rapides Island Water Association Inc (2024)
- Rapides Parish Waterworks District 3 (2023)
- Rayville Water System (2022)
- Red Hill Waterworks Inc. (2025)
- Reddell Vidrine Water District (2025)
- Richland Heights Subd Water System (2023)
- Ringgold Water System (2025)
- Riser Road Water System (2024)
- River Pines Plantation Utilities (2023)
- River Point Water System (2023)
- River Road Water System (2025)
- Riverlands Apartments (2025)
- Rocky Branch Water System (2025)
- Roddy Road Village Ascension, Llc (2024)
- Rodessa Water System (2025)
- Rogers Community Water System Inc (2023)
- Ron Son Bear (2024)
- Roseland Water System (2025)
- Royal Mobile Estates Water System (2023)
- Rural Franklinton Water (2025)
- Ruston Water System (2025)
- Sabine Parish Water District 1 (2025)
- Safe Harbor (2024)
- Salem Water System (2023)
- Saline Water System (2025)
- Salt Bayou Kampground - Vista Sites (2024)
- Sam Istre Construction Water System (2024)
- Sandstone Lake Water Supply (2024)
- Sandy Hill Water & Sewer (2025)
- Sandy Lake Water Supply (2025)
- Sandy Point 480 Water System (2025)
- Sardis Water System (2024)
- Sarepta Water Works District (2025)
- Savoy Swords Water System Inc (2023)
- Schriever Water Treatment Service Area (2025)
- Settled Inn Village Water System (2025)
- Shady Grove Water System (2024)
- Shady Oaks Mobile Home Park Water System (2024)
- Shell Chemical Company (2024)
- Sherwood Apartments Water System (2025)
- Shongaloo Water System (2025)
- Shreveport (2024)
- Shreveport Water System (2025)
- Sibley Water System (2025)
- Simsboro Water System (2025)
- Sixth Ward Cafeteria (2023)
- Sixth Ward Jr High W S (2024)
- Slidell Water Supply (2024)
- Sligo Water System Incorporated (2024)
- Smith Mobile Home Village Water System (2025)
- Social Springs Water System North (2023)
- Social Springs Water System South (2024)
- South Bonne Idee Water System (2025)
- South Bossier Water System (2025)
- South Calcasieu Estates Subdivision W S (2024)
- South Claiborne Water System (2024)
- South Desoto Water System (2024)
- South Grant Water Corporation (2024)
- South Mansfield Water System (2024)
- South Monroe Ws Gowc (2023)
- South Oakdale Water System (2023)
- South Rayne Water Corporation (2024)
- South Shreveport Mobile Villa (2024)
- South Toledo Bend Water District (2025)
- South Vernon Parish Waterworks District (2025)
- Southeast Bienville Water System (2025)
- Southeast Grant Water System (2025)
- Southeast Hodge Water System (2023)
- Southeast Waterworks District 2 (2025)
- Southgate Mhp Water System (2022)
- Southwest Allen Ww District No 2 (2025)
- Southwest Avoyelles Water District (2025)
- Southwest Ouachita Waterworks, Inc (2025)
- Spicewood Mobile Home Park Water System (2024)
- Spillway Estates Water System (2024)
- Spring Bayou Water Works District (2025)
- Springfield Mobile Home Park (2025)
- Springhill Community Water System (2025)
- Springhill Water System (2025)
- Sprout Learning Center Llc (2025)
- St Amant Trailer Park (2023)
- St Bernard Parish Waterworks (2025)
- St Charles Mobile Home Park (2025)
- St Charles Parish Dept of Waterworks (2023)
- St James Water District 1 (2023)
- St James Water District 2 (2023)
- St James Water System (2025)
- St John Water District 1 (2024)
- St John Water District 2 (2025)
- St John Water District 3 (2023)
- St Joseph Abbey (2024)
- St Joseph Water System (2023)
- St Landry Water Works District 2 Rural (2025)
- St Landry Wwd 3 Port Barre Area a (2025)
- St Landry Wwd 3 Port Barre Area B (2024)
- St Landry Wwd 3 Port Barre Area C (2025)
- St Landry Wwd 3 Port Barre Area D (2024)
- St Martin Industrial Park Water System (2023)
- St Martin Water and Sewer Commission 1 (2025)
- St Martin Water District 4 - Catahoula (2023)
- St Martin Water Works District 3 - Cade (2023)
- St Mary Par Jt Water Sewer Commission 5 (2025)
- St Mary Parish W&s #2 Bayou Vista (2025)
- St Mary Parish Water Sewerage Comm 1 (2025)
- St Mary Water & Sewer Comm #3 (2025)
- St Marys Water System (2024)
- St Tam Parish - Northlake Behavioral (2025)
- St Tam Parish - St Gertrude (2024)
- St Tam Parish - Abita Lakes (2023)
- St Tam Parish - Alton (2025)
- St Tam Parish - Briarwood Terrace (2024)
- St Tam Parish - Cross Gates Sd (2024)
- St Tam Parish - Lake Hills Village (2023)
- St Tam Parish - Medcath (la Heart) (2025)
- St Tam Parish - River Oaks (2023)
- St Tam Parish - Tamanend (2024)
- St Tam Parish -northridge Estates (2023)
- St Tam Parish Pineland Park Subd (2024)
- St Tam Parish Salvation Manor St Joe (2025)
- St Tam Parish- Bedico -faubourg-coquille (2023)
- St Tam Parish- Ben Thomas Rd (2025)