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Water system · PWSID NH2051010

SALEM WATER DEPT

SALEM, NH · ~21,000 people served

Check your exact address → SALEM overview
85
Excellent
PurityRadar safety score

PWSID

NH2051010

State

New Hampshire

City

SALEM

Population served

21,000

Primary source

Surface water

Score history

▼ 15 points — the score moved from 100 to 85 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 85

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 2025). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

7.8 ppt

limit 4 ppt

Above EPA limit · 1.9×

PFHxA

3.7 ppt

limit —

No federal limit

PFPeA

3.2 ppt

limit —

No federal limit

Violations & enforcement

10

Violations on record

0

Unaddressed

3

Health-based

33

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Aug 2024. Official EPA record →

Monitoring & reporting · Haloacetic acids (HAA5) began Apr 2024 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Apr 2024 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2016 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2014 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2014 Resolved
Other · EPA contaminant 0300 began May 2014 Resolved
Other · EPA contaminant 7000 began Oct 2008 Resolved
Treatment technique · EPA contaminant 0200 health-based began Jan 2003 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2003 Resolved
Treatment technique · EPA contaminant 0200 health-based began Jan 1992 Resolved

Recent enforcement actions

  • State action · SOX Aug 2024
  • State action · SOX Aug 2024
  • State action · SIF Aug 2024
  • State action · SIF Aug 2024
  • State action · SIE Jul 2024
  • State action · SIA Jul 2024
  • State action · SIA Jul 2024
  • State action · SIE Jul 2024

This profile is built from EPA public records for system NH2051010 — 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.