Is ACTON WATER SUPPLY DISTRICT Water Safe to Drink in 2026?
Massachusetts · PWSID MA2002000 · Surface water
Population served
20,780
Cities served
ACTON
State / jurisdiction
Massachusetts (MA)
PWSID
MA2002000
F
TAP WATER GRADE
High risk
Model score 0/88 from violations, PFAS profile, and monitoring signals — not a laboratory test of your faucet.
174 violation record(s) in the latest EPA SDWA quarterly snapshotPFAS above EPA MCL (UCMR5 regulated compounds)
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CONTAMINANTS — EPA UCMR5 MONITORING
Compound
Level (ppt)
EPA limit
Health guideline
Status
PFBA
20.6
—
Within / n/a
Unregulated (monitored)
PFOAregulated
13.4
4 ppt
Exceeds
Above health advisory
PFPeA
8.4
—
Within / n/a
Unregulated (monitored)
PFHxA
7.1
—
Within / n/a
Unregulated (monitored)
PFHpA
5.2
—
Within / n/a
Unregulated (monitored)
PFOSregulated
4.9
4 ppt
Exceeds
Above health advisory
PFBS
3.7
—
Within / n/a
Unregulated (monitored)
PFHxSregulated
3.2
10 ppt
Within / n/a
MCL exceedance
Source: EPA UCMR5 · ppt = parts per trillion · MCL = enforceable limit for regulated PFAS
VIOLATIONS HISTORY (FEDERAL SNAPSHOT)
EPA’s national SDWA quarterly files associate 174 violation-related records with this system in the same reporting quarter as the utility snapshot used on WaterCheckup. This is not a complete historical docket — see ECHO and SDWIS for full compliance context.
Based on ACTON WATER SUPPLY DISTRICT's monitoring and violation profile, here are vetted filtration options — same picks framework as our city reports.
TOP PICKS FOR ACTON WATER SUPPLY DISTRICT
⚠ EPA violations / contaminants in monitoring data
WHY THIS FOR ACTON WATER SUPPLY DISTRICT · Chosen for ACTON WATER SUPPLY DISTRICT because PFAS was detected at 20.6 ppt in UCMR5 — above the 4 ppt limit for some regulated compounds — and this system shows 174 violation record(s) in the latest federal snapshot. RO removes 99%+ of PFAS at the tap.
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