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Water system · PWSID CA4900639

REDWOOD HEIGHTS MUTUAL WATER COMPANY

CAZADERO, CA · ~30 people served

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

PWSID

CA4900639

State

California

City

CAZADERO

Population served

30

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

15

Violations on record

0

Unaddressed

5

Health-based

27

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Dec 2021. Official EPA record →

Monitoring & reporting · Lead & Copper Rule began Oct 2017 Resolved
Monitoring · Lead & Copper Rule began May 2017 Resolved
Monitoring & reporting · Total coliform began Mar 2014 Resolved
Treatment technique · EPA contaminant 0200 health-based began Feb 2012 Addressed
Other · EPA contaminant 7500 began Jan 2011 Resolved
Monitoring & reporting · Total coliform began Jan 2008 Resolved
Monitoring & reporting · EPA contaminant 2050 began Jan 2007 Resolved
Max contaminant level (MCL) · Total coliform health-based began May 2006 Resolved
Max contaminant level (MCL) · Total coliform health-based began Apr 2000 Resolved
Max contaminant level (MCL) · Total coliform health-based began Mar 1998 Resolved
Monitoring & reporting · Total coliform began Sep 1997 Resolved
Monitoring & reporting · Total coliform began Aug 1996 Resolved

Recent enforcement actions

  • State action · SFO Dec 2021
  • State action · SOX Jan 2021
  • State action · SFL Oct 2020
  • State action · SOX Sep 2018
  • State action · SOX Mar 2018
  • State action · SFL Feb 2018
  • State action · SFL Dec 2017
  • State action · SFL May 2014

This profile is built from EPA public records for system CA4900639 — 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.