IRVIN WATER DISTRICT #6

Spokane, WA · ~4,150 people served

Check your exact address → Spokane overview

100

Excellent

PurityRadar safety score

PWSID

WA5336050

State

Washington

City

Spokane

Population served

4,150

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

Latest detections from EPA’s UCMR5 monitoring (through Feb 2024). Levels in parts per trillion (ppt).

PFPeA

4.2 ppt

limit —

No federal limit

Violations & enforcement

Violations on record

Unaddressed

Health-based

Enforcement actions

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

Monitoring & reporting · Total trihalomethanes (TTHM) began Jan 2024 Resolved

Monitoring & reporting · Haloacetic acids (HAA5) began Jan 2024 Resolved

Monitoring & reporting · Arsenic began Jan 2020 Resolved

Other · EPA contaminant 7000 began Jul 2015 Resolved

Recent enforcement actions

State action · SOX Sep 2025
State action · SOX Sep 2025
State action · SOX Sep 2023
State action · SOX Oct 2015

This profile is built from EPA public records for system WA5336050 — 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.