- EPA's UCMR 5 testing looked for 30 contaminants here and found 10.
- PFPeA (a PFAS): found in 2 of 16 samples, average 5.4 ppt, highest 46.6 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- PFOS (a PFAS): found in 2 of 16 samples, average 4.3 ppt, highest 35 ppt (EPA UCMR 5 testing, Jul 2024–May 2025) PFOA or PFOS averaged above 4.0 ppt in UCMR 5 testing
- PFHxA (a PFAS): found in 2 of 16 samples, average 3.7 ppt, highest 30.7 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- PFHxS (a PFAS): found in 2 of 16 samples, average 3.7 ppt, highest 31 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- PFBA (a PFAS): found in 2 of 16 samples, average 1.4 ppt, highest 12.9 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- PFHpA (a PFAS): found in 2 of 16 samples, average 1.2 ppt, highest 10.6 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- PFOA (a PFAS): found in 3 of 16 samples, average 1.2 ppt, highest 7.5 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- PFBS (a PFAS): found in 2 of 16 samples, average 0.40 ppt, highest 3.5 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- PFHpS (a PFAS): found in 2 of 16 samples, average 0.40 ppt, highest 3.3 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- 6:2 FTS (a PFAS): found in 1 of 16 samples, average 0.40 ppt, highest 5.7 ppt (EPA UCMR 5 testing, Jul 2024–May 2025)
- Lead, 90th percentile: 4.4 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2023–Dec 31, 2023). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
Public EPA test results
Can you drink Duxbury tap water? What EPA records show
EPA MA4082000 · serves Duxbury, MA · about 16,387 people (EPA SDWIS)
This report shows EPA's federal records for this water system: UCMR 5 testing, lead testing and violations. It isn't a test of the water at your tap, and it has no Water Score.
Public EPA test results
Duxbury Water Department (EPA MA4082000)
EPA data as of October 14, 2026. For Duxbury's main utility, Duxbury Water Department: We found no health-based violations in EPA's records for this system (MA4082000) since July 1, 2021, as of October 14, 2026. This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.
What EPA records show for Duxbury Water Department, as of October 14, 2026
We found no health-based violations in EPA's records for this system (MA4082000) since July 1, 2021, as of October 14, 2026.
Source: EPA ECHO record for Duxbury Water Department (SDWIS). Data as of October 14, 2026.
Lead, 90th percentile: 4.4 ppb at the latest result in EPA records for a monitoring period that ran on or after July 1, 2021, at or below EPA's 15 ppb action level (EPA SDWIS, monitoring period Jan 1, 2023–Dec 31, 2023). The 90th percentile is a system-wide measure from homes sampled under EPA's lead rule; it isn't a result for your home.
This water system averaged above 4.0 ppt for PFOA or PFOS in EPA's UCMR 5 testing.
EPA's UCMR 5 testing looked for 30 contaminants here and found 10.
Source: EPA records (SDWIS, UCMR 5). SDWIS: data as of Oct 14, 2026. EPA UCMR 5 data, samples through June 2026.
Your water bill names your utility.
Does Duxbury Water Department use chloramine?
We didn't find chloramine in Duxbury Water Department's EPA treatment records. That's not a complete list; your utility's annual water quality report says which disinfectant it uses.