EPA data as of Oct 2026 · page updated 2026-10-30

Pembroke Water Division DPW

Pembroke Water Division DPW (EPA ID MA4231000) in Pembroke, MA supplies groundwater (wells) to about 18,175 people: no health-based violations since 2016, latest lead result 3 ppb, PFAS 2 detected.

Service area

EPA service-area boundary (state-supplied or EPA-modeled)
Water utility service area PFOA/PFOS ≥ 4 ppt Lead > 15 ppb 5+ violations Superfund site (active) proposed cleaned up Circles: other water systems flagged nearby; size = people served. Tap any symbol for details.

System facts

People served18,175
Connections6,381
Sourcegroundwater (wells)
WholesalerNo

Health-based violations

No health-based violations reported since 2016.

Lead

Jan 20253 ppb
Jan 20245 ppb
Jan 20234 ppb
Jul 20225 ppb
Jan 20214 ppb
Jul 20206 ppb
Jan 20153 ppb
Jan 20126 ppb

90th-percentile lead per sampling round (90% of the homes sampled were at or below this level). Black line: EPA’s 15 ppb action level; under the Lead and Copper Rule Improvements the action level becomes 10 ppb from 2027.

PFAS

CompoundHighest resultSamples with detectionEPA limit
PFPeA5.7 ppt4 of 6—
PFHxA5 ppt2 of 6—
HFPO-DA (GenX)not detected0 of 6—
PFHpAnot detected0 of 6—
PFHxSnot detected0 of 6—
PFNAnot detected0 of 6—
PFOSnot detected0 of 64 ppt MCL
PFOAnot detected0 of 64 ppt MCL
PFDAnot detected0 of 6—
PFBSnot detected0 of 6—
PFBAnot detected0 of 6—

EPA Fifth Unregulated Contaminant Monitoring Rule (UCMR 5), samples 2023–2025; ppt = parts per trillion (ng/L). The 4.0 ppt maximum contaminant levels for PFOA and PFOS were set by EPA in 2024; water systems have until the end of the decade to comply.

ZIP codes served

ZIP codes whose center lies in this system’s service area.

What this is — and isn’t. These are records your water utility and state reported to the EPA, and the EPA’s radon map for your county. They describe the system and the area, not the water from your own tap or the air in your home. For that, read your utility’s annual Consumer Confidence Report and test: lead and radon tests are inexpensive.

Questions

Has Pembroke Water Division DPW had drinking water violations?

No health-based violations reported since 2016.

What is the lead level in Pembroke Water Division DPW water?

The latest 90th-percentile lead result (Jan 2025) was 3 ppb. EPA’s action level is 15 ppb (10 ppb from 2027).

Does Pembroke Water Division DPW have PFAS in its water?

PFAS were detected, with PFOA and PFOS below 4.0 ppt (highest not detected).