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Water system · PWSID OR4100912

TYGH VALLEY WATER DISTRICT

100
Excellent
PurityRadar safety score

PWSID

OR4100912

State

Oregon

City

TYGH VALLEY

Population served

218

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

97

Violations on record

1

Unaddressed

5

Health-based

64

Enforcement actions

From EPA ECHO (SDWIS), most recent enforcement Oct 2025. Official EPA record →

Monitoring & reporting · EPA contaminant 3014 began Aug 2024 Unaddressed
Other · EPA contaminant 7000 began Jul 2024 Resolved
Monitoring & reporting · Nitrate began Jan 2024 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2021 Resolved
Monitoring & reporting · Nitrate began Jan 2021 Resolved
Monitoring · Lead & Copper Rule began Apr 2020 Resolved
Monitoring & reporting · EPA contaminant 2065 began Jan 2020 Resolved
Other · EPA contaminant 7500 began Jun 2018 Resolved
Max contaminant level (MCL) · Lead & Copper Rule health-based began Jun 2018 Resolved
Monitoring & reporting · Lead & Copper Rule began Oct 2017 Resolved
Monitoring · Lead & Copper Rule began Jul 2017 Resolved
Monitoring & reporting · Nitrate began Jan 2017 Resolved

Recent enforcement actions

  • State action · SOX Oct 2025
  • State action · SOX Jul 2024
  • State action · SOX Mar 2023
  • State action · SOX Sep 2022
  • State action · SOX Feb 2022
  • State action · SOX Apr 2021
  • State action · SOX May 2020
  • State action · SOX Sep 2018

This profile is built from EPA public records for system OR4100912 — 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.