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Water system · PWSID NC4019009

CHAPEL RIDGE S/D

100
Excellent
PurityRadar safety score

PWSID

NC4019009

State

North Carolina

City

CARY

Population served

2,098

Primary source

SWP

Score history

No change since tracking began Jun 18, 2026.

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

2 score updates logged since tracking began Jun 18, 2026. Each future EPA re-score adds a point.

PFAS & contaminant readings

No PFAS detections are on record for this system from EPA’s UCMR5 monitoring (2023–25). Absence of a detection isn’t a guarantee — not every system was sampled, and this dataset doesn’t cover other contaminants.

Violations & enforcement

12

Violations on record

0

Unaddressed

11

Health-based

37

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2018. Official EPA record →

Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2018 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2018 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2017 Resolved
Other · EPA contaminant 7500 began Apr 2010 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2009 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2009 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2009 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2009 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Oct 2008 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jul 2008 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Apr 2008 Resolved
Max contaminant level (MCL) · Total trihalomethanes (TTHM) health-based began Jan 2008 Resolved

Recent enforcement actions

  • State action · SOX Jul 2018
  • State action · SIF May 2018
  • State action · SFJ May 2018
  • State action · SIE May 2018
  • State action · SIF Feb 2018
  • State action · SFJ Feb 2018
  • State action · SIE Feb 2018
  • State action · SFJ Jan 2018

This profile is built from EPA public records for system NC4019009 — 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.