PACIFIC UNION COLLEGE

ANGWIN, CA · ~1,958 people served

Check your exact address → ANGWIN overview

100

Excellent

PurityRadar safety score

PWSID

CA2810012

State

California

City

ANGWIN

Population served

1,958

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 Jan 2018. Official EPA record →

Monitoring & reporting · Total coliform began Apr 2012 Resolved

Monitoring & reporting · Total coliform began Mar 2010 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2005 Resolved

Monitoring & reporting · Total coliform began Apr 2004 Resolved

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

Recent enforcement actions

State action · SOX Jan 2018
State action · SOX Jul 2016
State action · SFL Jun 2012
State action · SFL May 2010
State action · SIA Feb 2006
State action · SOX May 2004
State action · SFL May 2004
EPA/federal action · EOX Mar 2000

This profile is built from EPA public records for system CA2810012 — 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.