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Water system · PWSID 105300028

5 CEDARS

DEMING, WA · ~150 people served

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

PWSID

105300028

State

Washington

City

DEMING

Population served

150

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

242

Violations on record

0

Unaddressed

10

Health-based

95

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Jul 2024. Official EPA record →

Monitoring & reporting · Nitrate began Jan 2024 Resolved
Monitoring & reporting · Nitrate began Oct 2023 Resolved
Other · EPA contaminant 7000 began Jul 2023 Resolved
Monitoring & reporting · EPA contaminant 0999 began Jul 2023 Resolved
Max contaminant level (MCL) · Nitrate health-based began Apr 2023 Resolved
Other · EPA contaminant 7500 began Mar 2023 Resolved
Other · EPA contaminant 7500 began Mar 2023 Resolved
Other · EPA contaminant 7500 began Mar 2023 Resolved
Other · EPA contaminant 7500 began Mar 2023 Resolved
Other · EPA contaminant 7500 began Mar 2023 Resolved
Other · EPA contaminant 7500 began Mar 2023 Resolved
Monitoring & reporting · Nitrate began Jan 2023 Resolved

Recent enforcement actions

  • EPA/federal action · EOX Jul 2024
  • EPA/federal action · EOX Jul 2024
  • EPA/federal action · EOX Jul 2024
  • EPA/federal action · EOX Jul 2024
  • EPA/federal action · EOX Jun 2024
  • EPA/federal action · EIF Jun 2024
  • EPA/federal action · EOX Jun 2024
  • EPA/federal action · EOX Jun 2024

This profile is built from EPA public records for system 105300028 — 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.