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Water system · PWSID CA4910701

U.S. COAST GUARD TRAINING CENTER

PETALUMA, CA · ~469 people served

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

PWSID

CA4910701

State

California

City

PETALUMA

Population served

469

Primary source

GWP

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

5

Violations on record

2

Unaddressed

2

Health-based

4

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jun 2005. Official EPA record →

Reporting · EPA contaminant 5200 began Oct 2024 Unaddressed
Treatment technique · EPA contaminant 5200 health-based began Oct 2024 Unaddressed
Monitoring & reporting · Total coliform began May 2005 Resolved
Monitoring & reporting · Lead & Copper Rule began Jul 1993 Resolved
Max contaminant level (MCL) · Total coliform health-based began Jul 1991 Resolved

Recent enforcement actions

  • State action · SFL Jun 2005
  • EPA/federal action · EOX Dec 2003
  • State action · SFJ Sep 1991
  • State action · SOX Sep 1991

This profile is built from EPA public records for system CA4910701 — 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.