LIBERTY UTILITIES NEW YORK - LYNBROOK
NY · PWS ID NY2902835 · Community water system
112
contaminants tested
34
detected
220,000
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFHxS | 0.0063 ug/L | 2/35 | 2025 |
| PFNA | 0.0041 ug/L | 1/35 | 2025 |
| PFOS | 0.0051 ug/L | 1/35 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Lead | 53 UG/L | 207/487 | SYR4 | 2012–2019 |
| COPPER, FREE | 570 UG/L | 194/354 | SYR4 | 2012–2019 |
| Dibromochloromethane | 4.4 UG/L | 175/388 | SYR4 | 2012–2019 |
| Bromoform | 3.6 UG/L | 146/388 | SYR4 | 2012–2019 |
| Bromodichloromethane | 4.1 UG/L | 107/388 | SYR4 | 2012–2019 |
| Nitrate | 290 UG/L | 100/666 | SYR4 | 2012–2019 |
| Barium | 200 UG/L | 85/353 | SYR4 | 2012–2019 |
| TTHM | 14.9 UG/L | 77/119 | SYR4 | 2013–2019 |
| Arsenic | 14 UG/L | 50/450 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 290 UG/L | 49/331 | SYR4 | 2012–2019 |
| Tetrachloroethylene | 13.7 UG/L | 43/1239 | SYR4 | 2012–2019 |
| Chloroform | 5.1 UG/L | 42/388 | SYR4 | 2012–2019 |
| Combined Uranium | 8.3 UG/L | 35/104 | SYR4 | 2013–2019 |
| Gross Beta Particle Activity | 5.94 PCI/L | 35/35 | SYR4 | 2013–2019 |
| Combined Radium (-226 and -228) | 5 PCI/L | 32/105 | SYR4 | 2013–2019 |
| Trichloroethylene | 2.2 UG/L | 30/1239 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0080 mg/L | 20/20 | LCR | 2025 |
| Beryllium, Total | 0.5000 UG/L | 18/364 | SYR4 | 2012–2019 |
| Gross Alpha, Excl. Radon and U | 5.44 PCI/L | 18/104 | SYR4 | 2013–2019 |
| cis-1,2-Dichloroethylene | 1.1 UG/L | 12/1239 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 1.3 UG/L | 9/186 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 1.6 UG/L | 8/72 | SYR4 | 2017–2019 |
| Monobromoacetic acid | 1.4 UG/L | 5/186 | SYR4 | 2012–2019 |
| Thallium, Total | 2 UG/L | 4/358 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 3.2 UG/L | 3/186 | SYR4 | 2012–2019 |
| Antimony, Total | 0.8100 UG/L | 1/355 | SYR4 | 2012–2019 |
| Chromium | 10 UG/L | 1/355 | SYR4 | 2012–2019 |
| Di(2-ethylhexyl) phthalate | 1.7 UG/L | 1/194 | SYR4 | 2012–2019 |
| Fluoride | 140 UG/L | 1/343 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 1.6 UG/L | 1/186 | SYR4 | 2012–2019 |
| lithium | 14.9 ug/L | 1/35 | UCMR-5 | 2025 |
78 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-PF3ONSADONAAtrazineBHC-GAMMABenzeneBenzo(a)pyreneCHLOROBENZENECYANIDECadmiumCarbofuranCarbon tetrachlorideChlordaneDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDichloroacetic AcidDinosebDiquatETHYLENE DIBROMIDEEndothallEndrinEthylbenzeneGlyphosateHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFMBAPFMPAPFOAPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneVinyl chlorideo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
HEMPSTEAD (T)LYNBROOK (V)