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Water system · PWSID CA2700656

MORO COJO MWA

PRUNEDALE, CA · ~67 people served

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

PWSID

CA2700656

State

California

City

PRUNEDALE

Population served

67

Primary source

Groundwater

Score history

No change since tracking began Jun 18, 2026.

Jun 18, 2026 · score 85 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

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

22

Violations on record

0

Unaddressed

6

Health-based

50

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jan 2026. Official EPA record →

Reporting · EPA contaminant 5200 began Oct 2024 Addressed
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Addressed
Monitoring & reporting · Lead & Copper Rule began Oct 2017 Resolved
Monitoring & reporting · Nitrate began Jul 2012 Resolved
Monitoring & reporting · Nitrate began Jan 2011 Resolved
Monitoring & reporting · Nitrate began Jul 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Apr 2008 Resolved
Max contaminant level (MCL) · Total coliform health-based began Mar 2008 Resolved
Monitoring & reporting · Total coliform began Aug 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began Apr 2006 Resolved
Monitoring & reporting · Total coliform began Jun 2005 Resolved
Monitoring & reporting · Nitrate began Mar 2005 Resolved

Recent enforcement actions

  • EPA/federal action · EFL Jan 2026
  • State action · SOX Sep 2025
  • State action · SIA Feb 2015
  • State action · SIA Feb 2015
  • State action · SIE Feb 2015
  • State action · SFL Feb 2015
  • State action · SIA Feb 2015
  • State action · SIA Feb 2015

This profile is built from EPA public records for system CA2700656 — 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.