PlainWater

UPPER CAPE REGIONAL WATER COOPERATIVE

PWS ID: MA4261024 · SANDWICH, Massachusetts 02563

Population Served
56,250
Total Violations
23
Health-Based Violations
2
Water Source
Groundwater

System Details

System Type
Community
Owner Type
Local
Connections
6
County
Barnstable
School/Daycare
No
MCL Violations
2
Monitoring Violations
21
Treatment Tech Violations
0

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MCL 2 2008
o-Dichlorobenzene MR 1 2002
p-Dichlorobenzene MR 1 2002
1,1-Dichloroethylene MR 1 2002
1,1,1-Trichloroethane MR 1 2002
Carbon tetrachloride MR 1 2002
1,2-Dichloropropane MR 1 2002
Trichloroethylene MR 1 2002
CHLOROBENZENE MR 1 2002
Benzene MR 1 2002
Styrene MR 1 2002
cis-1,2-Dichloroethylene MR 1 2002
DICHLOROMETHANE MR 1 2002
1,1,2-Trichloroethane MR 1 2002
Tetrachloroethylene MR 1 2002
1,2-Dichloroethane MR 1 2002
Vinyl chloride MR 1 2002
1,2,4-Trichlorobenzene MR 1 2002
Xylenes, Total MR 1 2002
trans-1,2-Dichloroethylene MR 1 2002
Toluene MR 1 2002
Ethylbenzene MR 1 2002

PFAS Testing Results (UCMR5)

Results from EPA's Fifth Unregulated Contaminant Monitoring Rule. 0 of 150 samples detected PFAS.

Contaminant Date Result MRL Status
PFHpA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHxS 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 6/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFPeA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMPA 6/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOS 6/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 6/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFDA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
ADONA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
HFPO-DA 6/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFBA 6/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 6/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
4:2 FTS 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
8:2 FTS 6/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDoA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
11Cl-PF3OUdS 6/9/2025 <0.005 µg/L 0.005 µg/L Not Detected
9Cl-PF3ONS 6/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFUnA 6/9/2025 <0.002 µg/L 0.002 µg/L Not Detected
PFHxA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 6/9/2025 <0.004 µg/L 0.004 µg/L Not Detected
NFDHA 6/9/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFEESA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFBS 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFMBA 6/9/2025 <0.003 µg/L 0.003 µg/L Not Detected
NMeFOSAA 6/2/2025 <0.006 µg/L 0.006 µg/L Not Detected
NEtFOSAA 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTrDA 6/2/2025 <0.007 µg/L 0.007 µg/L Not Detected
PFTA 6/2/2025 <0.008 µg/L 0.008 µg/L Not Detected
lithium 6/2/2025 <9 µg/L 9 µg/L Not Detected
PFMBA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFEESA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFTrDA 6/2/2025 <0.007 µg/L 0.007 µg/L Not Detected
NEtFOSAA 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
NMeFOSAA 6/2/2025 <0.006 µg/L 0.006 µg/L Not Detected
PFPeA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFPeS 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
8:2 FTS 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
6:2 FTS 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFTA 6/2/2025 <0.008 µg/L 0.008 µg/L Not Detected
4:2 FTS 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFHpS 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
PFNA 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFBA 6/2/2025 <0.005 µg/L 0.005 µg/L Not Detected
PFDA 6/2/2025 <0.003 µg/L 0.003 µg/L Not Detected
NFDHA 6/2/2025 <0.02 µg/L 0.02 µg/L Not Detected
PFMPA 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
lithium 6/2/2025 <9 µg/L 9 µg/L Not Detected
PFOS 6/2/2025 <0.004 µg/L 0.004 µg/L Not Detected
PFOA 6/2/2025 <0.004 µg/L 0.004 µg/L Not 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.