AQUARION-MYSTIC
CT · PWS ID CT1370011 · Community water system
109
contaminants tested
19
detected
10,788
people served
PFAS detected
“Forever chemicals” from UCMR-5 — the only fresh nationwide measurements (2023–2025).
| Contaminant | Max | Detection rate | Period |
|---|---|---|---|
| PFBS | 0.0040 ug/L | 1/6 | 2025 |
Other contaminants detected
| Contaminant | Max | Detection rate | Source | Period |
|---|---|---|---|---|
| Bromodichloromethane | 21 UG/L | 191/191 | SYR4 | 2012–2019 |
| Chloroform | 77 UG/L | 191/191 | SYR4 | 2012–2019 |
| Dichloroacetic Acid | 38 UG/L | 176/176 | SYR4 | 2012–2019 |
| TTHM | 98 UG/L | 176/176 | SYR4 | 2012–2019 |
| Total Haloacetic Acids (HAA5) | 91 UG/L | 176/176 | SYR4 | 2012–2019 |
| Trichloroacetic Acid | 50 UG/L | 176/176 | SYR4 | 2012–2019 |
| Dibromochloromethane | 5 UG/L | 137/191 | SYR4 | 2012–2019 |
| Monochloroacetic acid | 4 UG/L | 120/176 | SYR4 | 2012–2019 |
| COPPER, FREE | 370 UG/L | 116/125 | SYR4 | 2012–2019 |
| LEAD SUMMARY | 0.0030 mg/L | 38/38 | LCR | 2026 |
| Nitrate | 463 UG/L | 30/30 | SYR4 | 2012–2019 |
| Nitrate-Nitrite | 463 UG/L | 23/23 | SYR4 | 2012–2019 |
| Lead | 4 UG/L | 19/125 | SYR4 | 2012–2019 |
| Barium | 35 UG/L | 17/17 | SYR4 | 2012–2019 |
| Fluoride | 920 UG/L | 17/17 | SYR4 | 2012–2019 |
| Dibromoacetic acid | 1 UG/L | 15/176 | SYR4 | 2012–2019 |
| Cadmium | 1 UG/L | 1/17 | SYR4 | 2012–2019 |
| Monobromoacetic acid | 1 UG/L | 1/176 | SYR4 | 2012–2019 |
90 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, TotalBromoformCHLOROBENZENECYANIDECarbofuranCarbon tetrachlorideChlordaneChromiumCombined Radium (-226 and -228)Combined UraniumDICHLOROMETHANEDalaponDi(2-ethylhexyl) adipateDi(2-ethylhexyl) phthalateDinosebDiquatETHYLENE DIBROMIDEEndrinEthylbenzeneGlyphosateGross Alpha, Excl. Radon and UHEXACHLOROBENZENEHFPO-DAHeptachlorHeptachlor epoxideHexachlorocyclopentadieneLASSOMercuryMethoxychlorNEtFOSAANFDHANMeFOSAANitriteOXAMYLPFBAPFDAPFDoAPFEESAPFHpAPFHpSPFHxAPFHxSPFMBAPFMPAPFNAPFOAPFOSPFPeAPFPeSPFTAPFTrDAPFUnAPentachlorophenolPicloramSeleniumSimazineStyreneTetrachloroethyleneThallium, TotalTolueneTotal Polychlorinated Biphenyls (PCB)ToxapheneTrichloroethyleneVinyl chloridecis-1,2-Dichloroethylenelithiumo-Dichlorobenzenep-Dichlorobenzenetrans-1,2-Dichloroethylene
Areas served
GROTONLEDYARDSTONINGTON