WOONSOCKET WATER DIVISION
RI · PWS ID RI1559518 · Community water system
105
contaminants tested
24
detected
45,828
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFPeA | 0.0075 ug/L | 3/4 | 2023 |
| PFHxA | 0.0050 ug/L | 2/4 | 2023 |
| PFBA | 0.0067 ug/L | 1/4 | 2023 |
| PFHpA | 0.0037 ug/L | 1/4 | 2023 |
| PFOA | 0.0058 ug/L | 1/4 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| TTHM | 83.2 UG/L | 128/128 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 34.9 UG/L | 124/128 | SYR4 | 2012–2019 |
| Nitrate | 610 UG/L | 44/52 | SYR4 | 2012–2019 |
| Bromodichloromethane | 20 UG/L | 32/32 | SYR4 | 2017–2019 |
| COPPER, FREE | 66.8 UG/L | 32/32 | SYR4 | 2017 |
| Chloroform | 57.9 UG/L | 32/32 | SYR4 | 2017–2019 |
| Dibromochloromethane | 8.5 UG/L | 32/32 | SYR4 | 2017–2019 |
| Dichloroacetic Acid | 10.8 UG/L | 32/32 | SYR4 | 2017–2019 |
| LEAD SUMMARY | 0.0280 mg/L | 32/32 | LCR | 2025 |
| Trichloroacetic Acid | 25.7 UG/L | 32/32 | SYR4 | 2017–2019 |
| Barium | 55 UG/L | 26/26 | SYR4 | 2012–2019 |
| Lead | 4.5 UG/L | 10/32 | SYR4 | 2017 |
| Di(2-ethylhexyl) phthalate | 1 UG/L | 8/27 | SYR4 | 2014–2019 |
| Monochloroacetic acid | 4.5 UG/L | 8/32 | SYR4 | 2017–2019 |
| Bromoform | 0.7000 UG/L | 2/32 | SYR4 | 2017–2019 |
| Chromium | 1 UG/L | 2/26 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 210 UG/L | 2/2 | SYR4 | 2013 |
| Nitrite | 20 UG/L | 2/28 | SYR4 | 2012–2019 |
| Fluoride | 320 UG/L | 1/26 | SYR4 | 2012–2019 |
81 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 tetrachlorideChlordaneCombined Radium (-226 and -228)DICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDibromoacetic acidDinosebETHYLENE DIBROMIDEEndrinEthylbenzeneHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidNEtFOSAANFDHANMeFOSAAOXAMYLPFBSPFDAPFDoAPFEESAPFHpSPFHxSPFMBAPFMPAPFNAPFOSPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneToxapheneTrichloroethyleneVinyl chlorideXylenes, Totalcis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
WOONSOCKET