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Water system · PWSID CA0400013

MERRY MOUNTAIN MUTUAL

100
Excellent
PurityRadar safety score

PWSID

CA0400013

State

California

City

CLIPPER MILLS

Population served

90

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

15

Violations on record

0

Unaddressed

5

Health-based

25

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2022. Official EPA record →

Other · EPA contaminant 7000 began Oct 2022 Resolved
Other · EPA contaminant 7000 began Jul 2022 Resolved
Monitoring & reporting · Arsenic began Jan 2015 Resolved
Max contaminant level (MCL) · Total coliform health-based began Aug 2014 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 2014 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jan 2011 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 2010 Resolved
Monitoring & reporting · EPA contaminant 2982 began Jan 2010 Resolved
Monitoring & reporting · EPA contaminant 2990 began Jan 2010 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jun 2009 Resolved
Monitoring & reporting · Total coliform began Apr 2009 Resolved
Monitoring & reporting · EPA contaminant 2990 began Jan 2007 Resolved

Recent enforcement actions

  • State action · SOX Oct 2022
  • State action · SFJ Oct 2022
  • State action · SOX Jan 2019
  • State action · SOX Jan 2019
  • State action · SIA Mar 2016
  • State action · SOX Mar 2016
  • State action · SOX Feb 2015
  • State action · SIA Nov 2014

This profile is built from EPA public records for system CA0400013 — 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.