AQUARION-PLAINVILLE REGIONAL
CT · PWS ID CT1100011 · Community water system
110
contaminants tested
28
detected
18,231
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBA | 0.0064 ug/L | 2/4 | 2023 |
| PFOA | 0.0052 ug/L | 2/4 | 2023 |
| PFOS | 0.0068 ug/L | 2/4 | 2023 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Dibromochloromethane | 7.3 UG/L | 141/178 | SYR4 | 2012–2019 |
| Bromodichloromethane | 7.6 UG/L | 116/178 | SYR4 | 2012–2019 |
| TTHM | 22 UG/L | 111/114 | SYR4 | 2012–2019 |
| Bromoform | 7.4 UG/L | 103/178 | SYR4 | 2012–2019 |
| COPPER, FREE | 977 UG/L | 88/90 | SYR4 | 2013–2019 |
| Chloroform | 4.5 UG/L | 80/178 | SYR4 | 2012–2019 |
| Tetrachloroethylene | 9 UG/L | 66/128 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 8.8 UG/L | 62/114 | SYR4 | 2012–2019 |
| Trichloroethylene | 6.5 UG/L | 58/128 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 3.4 UG/L | 53/114 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 2.8 UG/L | 42/114 | SYR4 | 2012–2019 |
| cis-1,2-Dichloroethylene | 3.5 UG/L | 39/128 | SYR4 | 2012–2019 |
| Nitrate | 2510 UG/L | 32/32 | SYR4 | 2012–2019 |
| Lead | 8 UG/L | 25/90 | SYR4 | 2013–2019 |
| LEAD SUMMARY | 0.0100 mg/L | 16/16 | LCR | 2025 |
| Nitrate-Nitrite | 2510 UG/L | 16/16 | SYR4 | 2012–2019 |
| 1,1,1-Trichloroethane | 0.6000 UG/L | 8/128 | SYR4 | 2012–2019 |
| Barium | 460 UG/L | 6/6 | SYR4 | 2012–2017 |
| Fluoride | 990 UG/L | 6/6 | SYR4 | 2012–2017 |
| Trichloroacetic Acid | 1.1 UG/L | 2/114 | SYR4 | 2012–2019 |
| lithium | 11.8 ug/L | 2/4 | UCMR-5 | 2023 |
| 1,1,2-Trichloroethane | 0.6300 UG/L | 1/128 | SYR4 | 2012–2019 |
| 1,2,4-Trichlorobenzene | 2 UG/L | 1/128 | SYR4 | 2012–2019 |
| Combined Uranium | 1.7 UG/L | 1/6 | SYR4 | 2013–2019 |
| Gross Alpha, Excl. Radon and U | 7.03 PCI/L | 1/6 | SYR4 | 2013–2019 |
82 contaminants tested, none detected
1,1-Dichloroethylene1,2-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 tetrachlorideChlordaneChromiumCombined Radium (-226 and -228)DICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndrinEthylbenzeneGlyphosateGross Beta Particle ActivityHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorMonobromoacetic acidMonochloroacetic acidNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBSPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneVinyl chlorideo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
BRISTOLFARMINGTONPLAINVILLESOUTHINGTON