CheckPFAS

PFAS in Louisiana Water

Based on EPA UCMR 5 testing of 220 public water systems in Louisiana.

See Louisiana on the national heatmap
220
Systems Tested
220
With PFAS Detected
7
Above EPA Limits
3%
Exceed MCL

Most Commonly Detected PFAS in Louisiana

Systems with detections · EPA UCMR 5 (2023–2025)

lithium 201 systems
PFBA 36 systems
PFPeA 12 systems
PFOS 7 systems
PFBS 5 systems
PFOA 5 systems

Check your Louisiana ZIP code

Get specific results for your neighborhood's water utility.

Water Systems in Louisiana (220)

Water System ↕ PWSID PFAS Detected ↕ Above MCL ↕ Risk
CITY OF VIDALIA WATER SYSTEM
Groundwater
 LA1029011 9 2
High Risk
NEW ORLEANS CARROLLTON WW
Surface Water
 LA1071009 7 2
High Risk
CITY OF PLAQUEMINE WATER SYSTEM
Groundwater
 LA1047005 6 2
High Risk
VILLAGE OF PARKS WATER SYSTEM
Groundwater
 LA1099008 5 2
High Risk
PARISH UTILITIES OF ASCENSION
Surface Water
 LA1005035 4 1
High Risk
NEW ORLEANS ALGIERS WATER WORKS
Surface Water
 LA1071001 4 1
High Risk
PORT SULPHUR WATER DISTRICT
Surface Water
 LA1075006 3 1
High Risk
ASSUMPTION PARISH WW DISTRICT 1
Surface Water
 LA1007001 3 0
Low Level
ST JOHN WATER DISTRICT 2
Surface Water
 LA1095002 3 0
Low Level
ST MARY PARISH W&S #2 BAYOU VISTA
Surface Water
 LA1101015 3 0
Low Level
HOUMA WATER TREATMENT SERVICE AREA
Surface Water
 LA1109001 3 0
Low Level
SCHRIEVER WATER TREATMENT SERVICE AREA
Surface Water
 LA1109002 3 0
Low Level
VILLAGE WATER SYSTEM
Groundwater
 LA1015018 2 0
Low Level
PINEHILL WATERWORKS DISTRICT
Surface Water
 LA1017027 2 0
Low Level
CITY OF JEANERETTE WATER SYSTEM
Groundwater
 LA1045004 2 0
Low Level
E JEFFERSON WW DISTRICT 1
Surface Water
 LA1051001 2 0
Low Level
GRETNA WATERWORKS
Surface Water
 LA1051003 2 0
Low Level
W JEFFERSON WW DISTRICT 2
Surface Water
 LA1051004 2 0
Low Level
LAFOURCHE WATER DISTRICT 1
Surface Water
 LA1057001 2 0
Low Level
BELLE CHASSE WATER DISTRICT
Surface Water
 LA1075001 2 0
Low Level
POINTE COUPEE WATER WORKS DISTRICT 1
Groundwater
 LA1077043 2 0
Low Level
ST CHARLES PARISH DEPT OF WATERWORKS
Surface Water
 LA1089001 2 0
Low Level
GRAMERCY WATERWORKS
Surface Water
 LA1093002 2 0
Low Level
LUTCHER WATERWORKS
Surface Water
 LA1093003 2 0
Low Level
ST JAMES WATER DISTRICT 2
Surface Water
 LA1093005 2 0
Low Level
ST JOHN WATER DISTRICT 1
Surface Water
 LA1095003 2 0
Low Level
PATTERSON WATER SYSTEM
Surface Water
 LA1101006 2 0
Low Level
ST MARY WATER & SEWER COMM #3
Surface Water
 LA1101010 2 0
Low Level
ST TAM PARISH - CROSS GATES SD
Groundwater
 LA1103053 2 0
Low Level
FARMERVILLE WATER SYSTEM
Groundwater
 LA1111005 2 0
Low Level
CITY OF ABBEVILLE WATER SYSTEM
Groundwater
 LA1113001 2 0
Low Level
TOWN OF CHURCH POINT WATER SYSTEM
Groundwater
 LA1001001 1 0
Low Level
CROWLEY WATER SYSTEM (LAWCO)
Groundwater
 LA1001002 1 0
Low Level
CITY OF RAYNE WATER SYSTEM
Groundwater
 LA1001007 1 0
Low Level
SOUTH RAYNE WATER CORPORATION
Groundwater
 LA1001022 1 0
Low Level
NORTH OF CROWLEY WATER CORPORATION
Groundwater
 LA1001023 1 0
Low Level
MIRE BRANCH WATER CORPORATION
Groundwater
 LA1001024 1 0
Low Level
EGAN WATER CORPORATION
Groundwater
 LA1001025 1 0
Low Level
SOUTHWEST ALLEN WW DISTRICT NO 2
Groundwater
 LA1003009 1 0
Low Level
CITY OF GONZALES WATER SYSTEM
Groundwater
 LA1005030 1 0
Low Level
AVOYELLES PARISH WATERWORKS DISTRICT 1
Groundwater
 LA1009002 1 0
Low Level
BROUILLETTE WATER SYSTEM INC
Groundwater
 LA1009003 1 0
Low Level
TOWN OF BUNKIE WATER SYSTEM
Groundwater
 LA1009004 1 0
Low Level
FIFTH WARD WATER SYSTEM
Groundwater
 LA1009007 1 0
Low Level
CITY OF MARKSVILLE WATER SYSTEM
Groundwater
 LA1009011 1 0
Low Level
TOWN OF PLAUCHEVILLE WATER SYSTM
Groundwater
 LA1009013 1 0
Low Level
AVOYELLES WARD ONE WATER SYSTEM INC
Groundwater
 LA1009016 1 0
Low Level
BEAUREGARD WATER WORKS DIST #3
Groundwater
 LA1011008 1 0
Low Level
TOWN OF BENTON WATER SYSTEM
Surface Water
 LA1015002 1 0
Low Level
CITY OF BOSSIER CITY WATER SYSTEM
Surface Water
 LA1015004 1 0
Low Level
TOWN OF HAUGHTON WATER SYSTEM
Groundwater
 LA1015011 1 0
Low Level
TOWN OF GREENWOOD WATER SYSTEM
Surface Water
 LA1017014 1 0
Low Level
SHREVEPORT WATER SYSTEM
Surface Water
 LA1017031 1 0
Low Level
WATERWORKS DISTRICT 7
Groundwater
 LA1017052 1 0
Low Level
DEQUINCY WATER SYSTEM (LAWCO)
Groundwater
 LA1019008 1 0
Low Level
TOWN OF IOWA WATER SYSTEM
Groundwater
 LA1019026 1 0
Low Level
CITY OF LAKE CHARLES WATER SYSTEM
Groundwater
 LA1019029 1 0
Low Level
SULPHUR CITY OF WATER SYSTEM
Groundwater
 LA1019044 1 0
Low Level
TOWN OF VINTON WATER SYSTEM
Groundwater
 LA1019048 1 0
Low Level
CALCASIEU PARISH WW DISTRICT NO 1
Groundwater
 LA1019051 1 0
Low Level
CALCASIEU PARISH WW DISTRICT NO 4
Groundwater
 LA1019053 1 0
Low Level
WESTLAKE CITY OF WATER SYSTEM
Groundwater
 LA1019054 1 0
Low Level
CALCASIEU PARISH WW DISTRICT NO 5
Groundwater
 LA1019084 1 0
Low Level
CALCASIEU PARISH WW DIST 9 CARLYSS
Groundwater
 LA1019116 1 0
Low Level
CALCASIEU PARISH WW DISTRICT 8
Groundwater
 LA1019118 1 0
Low Level
HOUSTON RIVER WATERWORKS DISTRICT 11
Groundwater
 LA1019119 1 0
Low Level
CAMERON PARISH WW DISTRICT 11-SWEET LAKE
Groundwater
 LA1023011 1 0
Low Level
CAMERON PARISH WW DISTRICT 9
Groundwater
 LA1023012 1 0
Low Level
HOMER WATER SYSTEM, LA
Groundwater
 LA1027003 1 0
Low Level
CONCORDIA WATERWORKS DISTRICT 1
Groundwater
 LA1029003 1 0
Low Level
TOWN OF FERRIDAY WATER SYSTEM
Groundwater
 LA1029005 1 0
Low Level
MONTEREY RURAL WATER SYSTEM INC
Groundwater
 LA1029007 1 0
Low Level
KEATCHIE WATER SYSTEM
Groundwater
 LA1031007 1 0
Low Level
MANSFIELD WATER SYSTEM
Surface Water
 LA1031009 1 0
Low Level
NORTH DESOTO WATER SYSTEM
Groundwater
 LA1031011 1 0
Low Level
DESOTO PARISH WATER WORKS DISTRICT 1
Surface Water
 LA1031030 1 0
Low Level
CITY OF BAKER WATER SYSTEM
Groundwater
 LA1033003 1 0
Low Level
BATON ROUGE WATER COMPANY
Groundwater
 LA1033005 1 0
Low Level
ZACHARY WATER SYSTEM
Groundwater
 LA1033030 1 0
Low Level
LAKE PROVIDENCE WATER SYSTEM
Groundwater
 LA1035002 1 0
Low Level
EAST CARROLL WS SOUTH
Groundwater
 LA1035007 1 0
Low Level
EAST FELICIANA RURAL GURLEY RD WS
Groundwater
 LA1037004 1 0
Low Level
CHATAIGNIER WATER SYSTEM
Groundwater
 LA1039002 1 0
Low Level
EAST SIDE WATER SYSTEM
Groundwater
 LA1039003 1 0
Low Level
TOWN OF MAMOU WATER SYSTEM
Groundwater
 LA1039005 1 0
Low Level
CITY OF VILLE PLATTE WATER SYSTEM
Groundwater
 LA1039010 1 0
Low Level
VILLAGE OF TURKEY CREEK WATER SYSTEM
Groundwater
 LA1039013 1 0
Low Level
BAYOU DES CANNES WATER SYSTEM
Groundwater
 LA1039016 1 0
Low Level
NORTH FRANKLIN WATER WORKS
Groundwater
 LA1041003 1 0
Low Level
SOUTH GRANT WATER CORPORATION
Groundwater
 LA1043008 1 0
Low Level
WEST GRANT WATER ASSOCIATION
Groundwater
 LA1043014 1 0
Low Level
POLLOCK AREA WATER SYSTEM INC
Groundwater
 LA1043017 1 0
Low Level
NEW IBERIA WATER SYSTEM (LAWCO)
Groundwater
 LA1045009 1 0
Low Level
INTRACOASTAL WATER SYSTEM WEST
Surface Water
 LA1047002 1 0
Low Level
IBERVILLE WATERWORKS DISTRICT #2
Groundwater
 LA1047007 1 0
Low Level
GILLIS LONG CENTER
Groundwater
 LA1047008 1 0
Low Level
NORTH IBERVILLE WATER SYSTEM
Groundwater
 LA1047024 1 0
Low Level
JONESBORO WATER SYSTEM, LA
Groundwater
 LA1049010 1 0
Low Level
WESTWEGO WATERWORKS
Surface Water
 LA1051005 1 0
Low Level
CITY OF JENNINGS WATER SYSTEM
Groundwater
 LA1053003 1 0
Low Level
TOWN OF LAKE ARTHUR WATER SYSTEM
Groundwater
 LA1053005 1 0
Low Level
TOWN OF WELSH WATER SYSTEM
Groundwater
 LA1053006 1 0
Low Level
JEFF DAVIS CENTRAL WATERWORKS DISTRICT
Groundwater
 LA1053012 1 0
Low Level
JEFF DAVIS WATER DISTRICT 4
Groundwater
 LA1053013 1 0
Low Level
JEFF DAVIS WATER AND SEWER COMMISSION 1
Groundwater
 LA1053014 1 0
Low Level
CITY OF BROUSSARD WATER SYSTEM
Groundwater
 LA1055003 1 0
Low Level
CITY OF CARENCRO WATER SYSTEM
Groundwater
 LA1055005 1 0
Low Level
LAFAYETTE UTILITIES WATER SYSTEM
Groundwater
 LA1055017 1 0
Low Level
CITY OF SCOTT WATER SYSTEM
Groundwater
 LA1055026 1 0
Low Level
TESI OSSUN HEIGHTS
Groundwater
 LA1055140 1 0
Low Level
LPWD SOUTH
Groundwater
 LA1055156 1 0
Low Level
LPWD NORTH PRODUCTION FACILITY
Groundwater
 LA1055171 1 0
Low Level
LPWDN NORTH REGION
Groundwater
 LA1055191 1 0
Low Level
CITY OF YOUNGSVILLE PURCHASE WS
Groundwater
 LA1055195 1 0
Low Level
MILTON PURCHASE WATER SYSTEM
Groundwater
 LA1055196 1 0
Low Level
THIBODAUX WATERWORKS
Surface Water
 LA1057003 1 0
Low Level
GRAMBLING WATER SYSTEM
Groundwater
 LA1061006 1 0
Low Level
RUSTON WATER SYSTEM
Groundwater
 LA1061017 1 0
Low Level
CITY OF DENHAM SPRINGS WATER SYSTEM
Groundwater
 LA1063004 1 0
Low Level
TOWN OF LIVINGSTON WATER SYSTEM
Groundwater
 LA1063013 1 0
Low Level
WALKER WATER SYSTEM
Groundwater
 LA1063017 1 0
Low Level
TOWN OF ALBANY WATER SYSTEM
Groundwater
 LA1063022 1 0
Low Level
WARD II WATER DISTRICT
Groundwater
 LA1063039 1 0
Low Level
TALLULAH WATER SYSTEM
Groundwater
 LA1065003 1 0
Low Level
NATCHITOCHES PARISH WWKS DISTRICT 2
Groundwater
 LA1069006 1 0
Low Level
NATCHITOCHES WATER SYSTEM
Surface Water
 LA1069007 1 0
Low Level
BROWNVILLE WATER SYSTEM
Groundwater
 LA1073004 1 0
Low Level
MONROE WATER SYSTEM, LA
Surface Water
 LA1073031 1 0
Low Level
SOUTH MONROE WS GOWC
Groundwater
 LA1073046 1 0
Low Level
SOUTHWEST OUACHITA WATERWORKS, INC
Groundwater
 LA1073047 1 0
Low Level
TOWN & COUNTRY SERVICE
Surface Water
 LA1073054 1 0
Low Level
WEST HWY 80 ARK ROAD WS
Groundwater
 LA1073055 1 0
Low Level
WEST MONROE WATER SYSTEM
Groundwater
 LA1073056 1 0
Low Level
CADEVILLE WATER DISTRICT
Groundwater
 LA1073060 1 0
Low Level
GOWC NORTH WATER SYSTEM
Groundwater
 LA1073120 1 0
Low Level
GOWC East
Groundwater
 LA1073121 1 0
Low Level
NEW ROADS WATER SYSTEM
Groundwater
 LA1077026 1 0
Low Level
FALSE RIVER WATER COMPANY
Groundwater
 LA1077041 1 0
Low Level
CITY OF ALEXANDRIA WATER SYSTEM
Groundwater
 LA1079001 1 0
Low Level
BUCKEYE WATER DISTRICT 50
Groundwater
 LA1079004 1 0
Low Level
GARDNER COMMUNITY WATER SYSTEM
Groundwater
 LA1079010 1 0
Low Level
CITY OF PINEVILLE WATER SYSTEM
Groundwater
 LA1079016 1 0
Low Level
RAPIDES PARISH WATERWORKS DISTRICT 3
Groundwater
 LA1079017 1 0
Low Level
LENA WATER SYSTEM INC
Groundwater
 LA1079019 1 0
Low Level
RAPIDES ISLAND WATER ASSOCIATION INC
Groundwater
 LA1079020 1 0
Low Level
KOLIN RUBY WISE WATERWORK DISTRICT 11 A
Groundwater
 LA1079023 1 0
Low Level
TOWN OF WOODWORTH WATER SYSTEM
Groundwater
 LA1079027 1 0
Low Level
COUSHATTA WATER SYSTEM
Groundwater
 LA1081001 1 0
Low Level
DELHI WATER SUPPLY
Groundwater
 LA1083002 1 0
Low Level
RAYVILLE WATER SYSTEM
Groundwater
 LA1083006 1 0
Low Level
CITY OF MANY WATER SYSTEM
Groundwater
 LA1085016 1 0
Low Level
SABINE PARISH WATER DISTRICT 1
Groundwater
 LA1085036 1 0
Low Level
SOUTH TOLEDO BEND WATER DISTRICT
Surface Water
 LA1085055 1 0
Low Level
EBARB WWKS DIST # 1 - AIMWELL AREA
Groundwater
 LA1085059 1 0
Low Level
WWKS DISTRICT 2 OF ST HELENA
Groundwater
 LA1091007 1 0
Low Level
ST JAMES WATER DISTRICT 1
Surface Water
 LA1093004 1 0
Low Level
LAWTELL WATER WORKS DISTRICT NO 1
Groundwater
 LA1097004 1 0
Low Level
TOWN OF LEONVILLE WATER SYSTEM
Groundwater
 LA1097005 1 0
Low Level
LEWISBURG BELLEVUE WATER SYSTEM
Groundwater
 LA1097006 1 0
Low Level
CITY OF OPELOUSAS WATER SYSTEM
Groundwater
 LA1097010 1 0
Low Level
PLAISANCE WATER SYSTEM
Groundwater
 LA1097012 1 0
Low Level
TOWN OF PORT BARRE WATER SYSTEM
Groundwater
 LA1097013 1 0
Low Level
PRAIRIE RONDE WATER SYSTEM INC
Groundwater
 LA1097014 1 0
Low Level
EUNICE WATER SYSTEM (LAWCO)
Groundwater
 LA1097022 1 0
Low Level
SAVOY SWORDS WATER SYSTEM INC
Groundwater
 LA1097024 1 0
Low Level
TOWN OF ARNAUDVILLE WATER SYSTEM
Groundwater
 LA1099001 1 0
Low Level
BAYOU TECHE WATER WORKS
Groundwater
 LA1099002 1 0
Low Level
CITY OF BREAUX BRIDGE WATER SYSTEM
Groundwater
 LA1099003 1 0
Low Level
CECILIA WATER CORPORATION
Groundwater
 LA1099005 1 0
Low Level
HENDERSON NINA WATER SYSTEM INC
Groundwater
 LA1099006 1 0
Low Level
CITY OF ST MARTINVILLE WATER SYSTEM
Groundwater
 LA1099007 1 0
Low Level
UNITED WATER SYSTEM
Groundwater
 LA1099009 1 0
Low Level
FRANKLIN WATER SUPPLY
Surface Water
 LA1101003 1 0
Low Level
MORGAN CITY WATER SYSTEM, LA
Surface Water
 LA1101005 1 0
Low Level
WATER & SEWER COMMISSION 4 OF ST MARY
Surface Water
 LA1101011 1 0
Low Level
TOWN OF BERWICK
Surface Water
 LA1101014 1 0
Low Level
ABITA SPRINGS WATER SYSTEM
Groundwater
 LA1103002 1 0
Low Level
BAYOU LIBERTY WATER ASSOCIATION
Groundwater
 LA1103005 1 0
Low Level
BEAU CHENE WATER SYSTEM
Groundwater
 LA1103006 1 0
Low Level
COVINGTON WATER SUPPLY
Groundwater
 LA1103011 1 0
Low Level
MAGNOLIA WATER UTILITIES - EDEN ISLES
Groundwater
 LA1103013 1 0
Low Level
LEE ROAD WATER CORPORATION
Groundwater
 LA1103020 1 0
Low Level
MANDEVILLE WATER SUPPLY
Groundwater
 LA1103023 1 0
Low Level
SLIDELL WATER SUPPLY
Groundwater
 LA1103041 1 0
Low Level
RESOLVE WHISPERWOOD ESTATES SD WS
Groundwater
 LA1103046 1 0
Low Level
UTILITIES INC - KINGSPOINT SUBDIVISION
Groundwater
 LA1103055 1 0
Low Level
ST TAM PARISH - BRIARWOOD TERRACE
Groundwater
 LA1103079 1 0
Low Level
MAGNOLIA WATER UTILITIES - THE MEADOWS
Groundwater
 LA1103106 1 0
Low Level
MAGNOLIA WATER UTILITIES - GREENLEAVES
Groundwater
 LA1103118 1 0
Low Level
UTILITIES INC - NORTH PARK WATER SUPPLY
Groundwater
 LA1103124 1 0
Low Level
ST TAM PARISH-FAUBOURG-COQUILLE
Groundwater
 LA1103149 1 0
Low Level
TANGIPAHOA PARISH WATER DISTRICT
Groundwater
 LA1105008 1 0
Low Level
FSWC - HAMMOND HEIGHTS
Groundwater
 LA1105010 1 0
Low Level
PONTCHATOULA WATER SYSTEM
Groundwater
 LA1105019 1 0
Low Level
TANGIPAHOA (SECOND WARD) WATER DISTRICT
Groundwater
 LA1105077 1 0
Low Level
TENSAS WATER DISTRICT ASSOCIATION
Surface Water
 LA1107009 1 0
Low Level
CITY OF KAPLAN WATER SYSTEM
Groundwater
 LA1113009 1 0
Low Level
SOUTHEAST WATERWORKS DISTRICT 2
Groundwater
 LA1113031 1 0
Low Level
VERMILION WATERWORKS DISTRICT 1
Groundwater
 LA1113034 1 0
Low Level
CITY OF LEESVILLE WATER SYSTEM
Groundwater
 LA1115019 1 0
Low Level
NEW LLANO WATER DEPARTMENT
Groundwater
 LA1115022 1 0
Low Level
FORT POLK NORTH WATER SYSTEM
Groundwater
 LA1115064 1 0
Low Level
FORT POLK SOUTH WATER SYSTEM
Groundwater
 LA1115065 1 0
Low Level
VERNON PARISH WATER AND SEWER COMMISSION
Groundwater
 LA1115071 1 0
Low Level
EAST CENTRAL VERNON WATER SYSTEM
Groundwater
 LA1115117 1 0
Low Level
SOUTH VERNON PARISH WATERWORKS DISTRICT
Groundwater
 LA1115118 1 0
Low Level
WEST VERNON PARISH WATERWORKS DISTRICT
Groundwater
 LA1115121 1 0
Low Level
TOWN OF FRANKLINTON WATER SYSTEM
Groundwater
 LA1117002 1 0
Low Level
BOGUE-LUSA WATER WORKS DISTRICT
Groundwater
 LA1117009 1 0
Low Level
DOYLINE WATERWORKS DISTRICT 1
Groundwater
 LA1119008 1 0
Low Level
SPRINGHILL WATER SYSTEM
Groundwater
 LA1119028 1 0
Low Level
WBR PUBLIC UTILITIES
Groundwater
 LA1121008 1 0
Low Level
PORT ALLEN WATER SYSTEM
Groundwater
 LA1121014 1 0
Low Level
WEST BATON ROUGE WATER WORKS DISTRICT 2
Groundwater
 LA1121018 1 0
Low Level
WBR DISTRICT 4 -SECTION ROAD WINTERVILLE
Groundwater
 LA1121027 1 0
Low Level
NEW CARROLL WATER SYSTEM
Groundwater
 LA1123005 1 0
Low Level
LOUISIANA STATE PENITENTIARY
Groundwater
 LA1125005 1 0
Low Level
WEST FELICIANA CONSOL WWKS DISTRICT 13
Groundwater
 LA1125010 1 0
Low Level
DELTECH CORPORATION
Groundwater
 LA2033025 1 0
Low Level
DOW USA, LA DIVISION
Surface Water
 LA2047003 1 0
Low Level

Click any row to see ZIP-level details. Click PWSID to see the full utility page.