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Water system · PWSID PA1460055

PA AMERICAN AUDUBON

NORRISTOWN, PA · ~8,200 people served

Check your exact address → NORRISTOWN overview
42
Action needed
PurityRadar safety score

PWSID

PA1460055

State

Pennsylvania

City

NORRISTOWN

Population served

8,200

Primary source

SWP

Score history

▼ 58 points — the score moved from 100 to 42 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 42

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 Oct 2024). Levels in parts per trillion (ppt).

PFOA

Perfluorooctanoic acid

9.2 ppt

limit 4 ppt

Above EPA limit · 2.3×

PFOS

Perfluorooctanesulfonic acid

6.1 ppt

limit 4 ppt

Above EPA limit · 1.5×

PFNA

Perfluorononanoic acid

6.3 ppt

limit 10 ppt

Near EPA limit

PFHxS

Perfluorohexanesulfonic acid

5 ppt

limit 10 ppt

Near EPA limit

Lithium

9,040 ppt

limit —

No federal limit

PFPeA

5.3 ppt

limit —

No federal limit

PFBA

5 ppt

limit —

No federal limit

PFHxA

4.9 ppt

limit —

No federal limit

PFBS

4.5 ppt

limit —

No federal limit

PFHpA

3.2 ppt

limit —

No federal limit

Violations & enforcement

1,585

Violations on record

0

Unaddressed

5

Health-based

253

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2025. Official EPA record →

Monitoring & reporting · EPA contaminant 0700 began Jul 2025 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2025 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2025 Resolved
Monitoring & reporting · EPA contaminant 0700 began Oct 2024 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Oct 2024 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Oct 2024 Resolved
Monitoring & reporting · EPA contaminant 4030 began Jul 2024 Resolved
Monitoring & reporting · Gross alpha began Jul 2024 Resolved
Monitoring & reporting · EPA contaminant 4020 began Jul 2024 Resolved
Monitoring & reporting · EPA contaminant 2033 began Apr 2024 Resolved
Other · EPA contaminant 7500 began Jan 2024 Resolved
Other · EPA contaminant 7500 began Jan 2024 Resolved

Recent enforcement actions

  • State action · SIE Dec 2025
  • State action · SIF Dec 2025
  • State action · SOX Dec 2025
  • State action · SOX Aug 2025
  • State action · SIA Aug 2025
  • State action · SIE Aug 2025
  • State action · SIA May 2025
  • State action · SIA Feb 2025

This profile is built from EPA public records for system PA1460055 — 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.