PORT SULPHUR WATER DISTRICT
LA · PWS ID LA1075006 · Community water system
113
contaminants tested
31
detected
10,308
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFOS | 0.0046 ug/L | 2/4 | 2025 |
| PFBA | 0.0056 ug/L | 1/4 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 47 UG/L | 79/80 | SYR4 | 2012–2019 |
| Chloroform | 140 UG/L | 79/80 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 86 UG/L | 76/76 | SYR4 | 2012–2019 |
| TTHM | 210.1 UG/L | 76/76 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 130.7 UG/L | 76/76 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 51 UG/L | 76/76 | SYR4 | 2012–2019 |
| Dibromochloromethane | 31 UG/L | 68/80 | SYR4 | 2012–2019 |
| Lead | 43 UG/L | 68/109 | SYR4 | 2014–2019 |
| COPPER, FREE | 700 UG/L | 54/109 | SYR4 | 2014–2019 |
| Dibromoacetic acid | 13 UG/L | 43/76 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 11.3 UG/L | 36/76 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 2500 UG/L | 22/22 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 22 UG/L | 17/76 | SYR4 | 2012–2019 |
| Bromoform | 15 UG/L | 14/80 | SYR4 | 2012–2019 |
| Fluoride | 640 UG/L | 11/11 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0050 mg/L | 10/10 | LCR | 2023 |
| Arsenic | 7 UG/L | 8/11 | SYR4 | 2012–2019 |
| Barium | 70 UG/L | 7/11 | SYR4 | 2012–2019 |
| Di(2-ethylhexyl) phthalate | 0.9200 UG/L | 7/20 | SYR4 | 2012–2019 |
| Gross Beta Particle Activity | 7 PCI/L | 7/11 | SYR4 | 2012–2019 |
| Atrazine | 1 UG/L | 6/20 | SYR4 | 2012–2019 |
| Dalapon | 15.523 UG/L | 5/17 | SYR4 | 2012–2019 |
| Hexachlorocyclopentadiene | 0.5400 UG/L | 4/20 | SYR4 | 2012–2019 |
| Selenium | 2.2 UG/L | 3/11 | SYR4 | 2012–2019 |
| Combined Radium (-226 and -228) | 0.7080 PCI/L | 2/7 | SYR4 | 2015–2019 |
| Combined Uranium | 1.49 UG/L | 2/7 | SYR4 | 2012–2017 |
| Antimony, Total | 0.6600 UG/L | 1/11 | SYR4 | 2012–2019 |
| Simazine | 0.8000 UG/L | 1/20 | SYR4 | 2012–2019 |
| lithium | 11 ug/L | 1/4 | UCMR-5 | 2025 |
82 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,3,7,8-TCDD2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAsbestosBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDi(2-ethylhexyl) adipateDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateGross Alpha, Excl. Radon and UHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethyleneo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene