PSMCSD - NORMCO

ROYAL OAKS, CA · ~928 people served

Check your exact address → ROYAL OAKS overview

100

Excellent

PurityRadar safety score

PWSID

CA2700511

State

California

City

ROYAL OAKS

Population served

928

Primary source

Groundwater

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

Violations on record

Unaddressed

Health-based

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Mar 2015. Official EPA record →

Monitoring & reporting · Total coliform began Jan 2015 Resolved

Max contaminant level (MCL) · Total coliform health-based began Oct 2014 Resolved

Max contaminant level (MCL) · Total coliform health-based began Sep 2014 Resolved

Max contaminant level (MCL) · Total coliform health-based began Jul 2011 Resolved

Max contaminant level (MCL) · Total coliform health-based began May 2011 Resolved

Monitoring & reporting · Total coliform began Apr 2011 Resolved

Monitoring & reporting · Total coliform began Feb 2009 Resolved

Monitoring & reporting · Nitrate began Jan 2009 Resolved

Monitoring & reporting · Lead & Copper Rule began Jan 2009 Resolved

Monitoring & reporting · Total coliform began Jun 2005 Resolved

Monitoring & reporting · EPA contaminant 2050 began Jan 2002 Resolved

Monitoring & reporting · Lead & Copper Rule began Jul 1993 Resolved

Recent enforcement actions

State action · SFL Mar 2015
State action · SOX Feb 2015
State action · SFL Dec 2014
State action · SOX Nov 2014
State action · SOX Oct 2014
State action · SFL Sep 2011
State action · SOX Aug 2011
State action · SFL Jun 2011

This profile is built from EPA public records for system CA2700511 — 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.