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Water system · PWSID OR4100058

WILLOW DALE WATER DISTRICT

ASTORIA, OR · ~310 people served

Check your exact address → ASTORIA overview
100
Excellent
PurityRadar safety score

PWSID

OR4100058

State

Oregon

City

ASTORIA

Population served

310

Primary source

SWP

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

29

Violations on record

0

Unaddressed

2

Health-based

39

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Sep 2012. Official EPA record →

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2011 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2011 Resolved
Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2006 Resolved
Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2006 Resolved
Other · EPA contaminant 7000 began Oct 2004 Resolved
Other · EPA contaminant 7000 began Jul 2004 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2004 Resolved
Other · EPA contaminant 7000 began Oct 2003 Resolved
Other · EPA contaminant 7000 began Jul 2003 Resolved
Treatment technique · EPA contaminant 0200 health-based began Jul 2003 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2003 Resolved
Other · EPA contaminant 7000 began Oct 2002 Resolved

Recent enforcement actions

  • State action · SOX Sep 2012
  • State action · SIA Feb 2012
  • EPA/federal action · EOX Sep 2011
  • State action · SIF Jan 2011
  • State action · SO0 Dec 2010
  • State action · SO0 Dec 2010
  • State action · SO0 Dec 2010
  • State action · SOX Sep 2008

This profile is built from EPA public records for system OR4100058 — 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.