PlainWater

AQUARION WATER COMPANY, MILLBURY

PWS ID: MA2186000 · MILLBURY, Massachusetts 01527

PFAS Detected

7 PFAS "forever chemicals" detected in testing under EPA's UCMR5 monitoring program.

Population Served
11,326
Total Violations
40
Health-Based Violations
4
Water Source
Surface Water

System Details

System Type
Community
Owner Type
Private
Connections
3,966
County
Worcester
School/Daycare
No
MCL Violations
1
Monitoring Violations
26
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Surface Water Treatment Rule TT 3 1993
Lead and Copper Rule MR 3 2020
Nitrate MR 2 1998
Coliform (TCR) MCL 1 1995
1,2,4-Trichlorobenzene MR 1 1998
cis-1,2-Dichloroethylene MR 1 1998
Xylenes, Total MR 1 1998
DICHLOROMETHANE MR 1 1998
p-Dichlorobenzene MR 1 1998
1,2-Dichloroethane MR 1 1998
Carbon tetrachloride MR 1 1998
Trichloroethylene MR 1 1998
Toluene MR 1 1998
Styrene MR 1 1998
CHLOROBENZENE MR 1 1998
trans-1,2-Dichloroethylene MR 1 1998
1,1-Dichloroethylene MR 1 1998
Benzene MR 1 1998
Vinyl chloride MR 1 1998
1,2-Dichloropropane MR 1 1998
Tetrachloroethylene MR 1 1998
1,1,2-Trichloroethane MR 1 1998
o-Dichlorobenzene MR 1 1998
1,1,1-Trichloroethane MR 1 1998
Ethylbenzene MR 1 1998

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 19 of 300 samples detected PFAS.

Contaminant Date Result MRL Status
NFDHA 9/26/2023 <0.02 µg/L 0.02 µg/L Not Detected
HFPO-DA 9/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 9/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 9/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 9/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFMPA 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 9/26/2023 0.0034 µg/L 0.003 µg/L Detected
PFHpS 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
ADONA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHpA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/26/2023 <9 µg/L 9 µg/L Not Detected
PFTA 9/26/2023 <0.008 µg/L 0.008 µg/L Not Detected
NEtFOSAA 9/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 9/26/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFBS 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
9Cl-PF3ONS 9/26/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxS 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/26/2023 0.0057 µg/L 0.004 µg/L Detected
PFOA 9/26/2023 0.0065 µg/L 0.004 µg/L Detected
PFDA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDoA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFHxA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFUnA 9/26/2023 <0.002 µg/L 0.002 µg/L Not Detected
11Cl-PF3OUdS 9/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 9/26/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFUnA 9/26/2023 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 9/26/2023 0.0036 µg/L 0.003 µg/L Detected
PFDoA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFDA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFOA 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFNA 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
PFHpA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
lithium 9/26/2023 <9 µg/L 9 µg/L Not Detected
PFHxS 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
NMeFOSAA 9/26/2023 <0.006 µg/L 0.006 µg/L Not Detected
PFTrDA 9/26/2023 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 9/26/2023 <0.008 µg/L 0.008 µg/L Not Detected
PFHpS 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 9/26/2023 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 9/26/2023 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 9/26/2023 <0.003 µg/L 0.003 µg/L Not Detected
NEtFOSAA 9/26/2023 <0.005 µg/L 0.005 µg/L Not Detected
PFPeA 9/26/2023 0.0049 µg/L 0.003 µg/L Detected
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. PFAS data from EPA UCMR5 monitoring program (2023-2025). This data is provided for informational purposes only.