NYACK VILLAGE WATER SUPPLY
NY · PWS ID NY4303666 · Community water system
101
contaminants tested
23
detected
14,700
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxA | 0.0047 ug/L | 3/3 | 2025 |
| PFOA | 0.0098 ug/L | 3/3 | 2025 |
| PFOS | 0.0052 ug/L | 3/3 | 2025 |
| PFPeA | 0.0052 ug/L | 3/3 | 2025 |
| PFBA | 0.0051 ug/L | 2/3 | 2025 |
| PFBS | 0.0033 ug/L | 1/3 | 2025 |
| PFHpA | 0.0032 ug/L | 1/3 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Chloroform | 99 UG/L | 99/99 | SYR4 | 2012–2019 |
| TTHM | 135.7 UG/L | 99/99 | SYR4 | 2012–2019 |
| Bromodichloromethane | 28 UG/L | 97/98 | SYR4 | 2012–2019 |
| Dibromochloromethane | 12 UG/L | 97/98 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 62 UG/L | 97/98 | SYR4 | 2013–2019 |
| Trichloroacetic Acid | 37 UG/L | 97/98 | SYR4 | 2013–2019 |
| Dichloroacetic Acid | 40 UG/L | 96/97 | SYR4 | 2013–2019 |
| Dibromoacetic acid | 34 UG/L | 47/98 | SYR4 | 2013–2019 |
| Bromoform | 1.3 UG/L | 34/99 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0260 mg/L | 24/24 | LCR | 2023 |
| Barium | 110 UG/L | 7/7 | SYR4 | 2013–2019 |
| Nitrate | 530 UG/L | 4/4 | SYR4 | 2013–2014 |
| Monobromoacetic acid | 7.3 UG/L | 2/98 | SYR4 | 2013–2019 |
| Monochloroacetic acid | 1.3 UG/L | 2/97 | SYR4 | 2013–2019 |
| Nitrate-Nitrite | 430 UG/L | 1/2 | SYR4 | 2013–2014 |
| Selenium | 2.3 UG/L | 1/7 | SYR4 | 2013–2019 |
78 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, TotalArsenicAtrazineBHC-GAMMABenzeneBenzo(a)pyreneBeryllium, TotalCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneChromiumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneFluorideHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFDAPFDoAPFEESAPFHpSPFHxSPFMBAPFMPAPFNAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chloridecis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
CLARKSTOWN (T)NYACK (V)SOUTH NYACK (V)