HAMILTON WATER DEPT
MA · PWS ID MA3119000 · Community water system
92
contaminants tested
12
detected
7,674
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0064 ug/L | 4/4 | 2023 |
| PFOS | 0.0112 ug/L | 3/4 | 2023 |
| PFOA | 0.0111 ug/L | 2/4 | 2023 |
| PFHxA | 0.0032 ug/L | 1/4 | 2023 |
| PFPeA | 0.0030 ug/L | 1/4 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Nitrate | 8600 UG/L | 70/70 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 76 UG/L | 61/72 | SYR4 | 2012–2019 |
| TTHM | 120 UG/L | 59/59 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0116 mg/L | 29/29 | LCR | 2025 |
| Tetrachloroethylene | 2.3 UG/L | 19/70 | SYR4 | 2012–2019 |
| Barium | 140 UG/L | 6/6 | SYR4 | 2012–2018 |
| Fluoride | 1200 UG/L | 5/6 | SYR4 | 2012–2018 |
80 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, TotalArsenicAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
HAMILTON