WATERTOWN CITY
NY · PWS ID NY2202346 · Community water system
104
contaminants tested
20
detected
27,861
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxS | 0.0039 ug/L | 1/4 | 2025 |
| PFOA | 0.0073 ug/L | 1/4 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Chloroform | 140 UG/L | 306/308 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 50 UG/L | 306/306 | SYR4 | 2012–2019 |
| Bromodichloromethane | 11 UG/L | 305/307 | SYR4 | 2012–2019 |
| TTHM | 149 UG/L | 305/307 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 114 UG/L | 305/305 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 69 UG/L | 303/306 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 3.4 UG/L | 49/306 | SYR4 | 2012–2019 |
| Dibromochloromethane | 1.2 UG/L | 19/307 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 15 UG/L | 18/306 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0160 mg/L | 15/15 | LCR | 2025 |
| Dibromoacetic acid | 27 UG/L | 11/305 | SYR4 | 2012–2019 |
| Nitrate | 1100 UG/L | 8/14 | SYR4 | 2012–2019 |
| Barium | 17 UG/L | 3/3 | SYR4 | 2013–2019 |
| Gross Beta Particle Activity | 3.1 PCI/L | 3/3 | SYR4 | 2014–2016 |
| COPPER, FREE | 12 UG/L | 2/2 | SYR4 | 2016 |
| Fluoride | 780 UG/L | 2/2 | SYR4 | 2013–2019 |
| Chromium | 1.4 UG/L | 1/3 | SYR4 | 2013–2019 |
| Combined Radium (-226 and -228) | 1.2 PCI/L | 1/1 | SYR4 | 2014 |
84 contaminants tested, none detected
1,1,1-Trichloroethane1,1,2-Trichloroethane1,1-Dichloroethylene1,2,4-Trichlorobenzene1,2-Dichloroethane1,2-Dichloropropane11Cl-PF3OUdS2,4,5-TP2,4-D4:2 FTS6:2 FTS8:2 FTS9Cl-PF3ONSADONAAntimony, TotalArsenicAsbestosAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalBromoformCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOLeadMercuryMethoxychlorNEtFOSAANFDHANMeFOSAAOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFMBAPFMPAPFNAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chloridecis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
WATERTOWN (C)