PWSID
NH1371010
State
New Hampshire
City
NASHUA
Population served
7,000
Primary source
SWP
Score history
▼ 25 points — the score moved from 100 to 75 on Jun 18, 2026, as newly published EPA data was incorporated.
2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.
PFAS & contaminant readings
Latest detections from EPA’s UCMR5 monitoring (through Sep 2023). Levels in parts per trillion (ppt).
PFOA
Perfluorooctanoic acid
6.8 ppt
limit 4 ppt
PFPeA
3.8 ppt
limit —
PFHxA
3.2 ppt
limit —
PFHpA
3 ppt
limit —
Violations & enforcement
1
Violations on record
0
Unaddressed
0
Health-based
2
Enforcement actions
From EPA ECHO (SDWIS), most recent enforcement Mar 2011. Official EPA record →
Recent enforcement actions
- State action · SOX Mar 2011
- State action · SIA Oct 2010
This profile is built from EPA public records for system NH1371010 — SDWIS violations and UCMR5 PFAS sampling. The score is system-level and can’t account for your home’s plumbing (older pipes can add lead at the tap). For health decisions, check your exact address, read the utility’s Consumer Confidence Report, and confirm with your provider.