HALIFAX WATER DEPARTMENT
MA · PWS ID MA4118000 · Community water system
103
contaminants tested
20
detected
7,575
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFOA | 0.0057 ug/L | 2/6 | 2024 |
| PFHxA | 0.0044 ug/L | 1/6 | 2024 |
| PFHxS | 0.0037 ug/L | 1/6 | 2024 |
| PFPeA | 0.0040 ug/L | 1/6 | 2024 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 280 UG/L | 44/64 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0170 mg/L | 20/20 | LCR | 2023 |
| Chloroform | 7.6 UG/L | 12/18 | SYR4 | 2012–2019 |
| TTHM | 20.1 UG/L | 12/18 | SYR4 | 2012–2019 |
| Bromodichloromethane | 6.5 UG/L | 10/18 | SYR4 | 2012–2019 |
| Dibromochloromethane | 4.8 UG/L | 9/18 | SYR4 | 2012–2019 |
| Tetrachloroethylene | 1.7 UG/L | 8/61 | SYR4 | 2012–2019 |
| Bromoform | 1.9 UG/L | 6/18 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 7.3 UG/L | 4/18 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 3.5 UG/L | 2/18 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 2.6 UG/L | 2/18 | SYR4 | 2012–2019 |
| COPPER, FREE | 20 UG/L | 1/4 | SYR4 | 2013 |
| Dibromoacetic acid | 1.3 UG/L | 1/18 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 3.4 UG/L | 1/18 | SYR4 | 2012–2019 |
| Nitrite | 180 UG/L | 1/8 | SYR4 | 2014–2017 |
| Toluene | 1.6 UG/L | 1/39 | SYR4 | 2012–2019 |
83 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-DIBROMO-3-CHLOROPROPANE1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalArsenicAsbestosAtrazineBHC-GAMMABariumBenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneFluorideHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFMBAPFMPAPFNAPFOSPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneThallium, TotalToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
HALIFAX