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Water system · PWSID WA5321650

EAST SPOKANE WATER DIST 1

Spokane Valley, WA · ~4,285 people served

Check your exact address → Spokane Valley overview
91
Excellent
PurityRadar safety score

PWSID

WA5321650

State

Washington

City

Spokane Valley

Population served

4,285

Primary source

Groundwater

Score history

▼ 9 points — the score moved from 100 to 91 on Jun 18, 2026, as newly published EPA data was incorporated.

Jun 18, 2026 · score 100 Jun 18, 2026 · score 91

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 Sep 2025). Levels in parts per trillion (ppt).

PFOS

Perfluorooctanesulfonic acid

5.5 ppt

limit 4 ppt

Above EPA limit · 1.4×

Violations & enforcement

12

Violations on record

0

Unaddressed

0

Health-based

30

Enforcement actions

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

Other · EPA contaminant 7000 began Jul 2024 Resolved
Monitoring & reporting · Nitrate began Jan 2017 Resolved
Other · EPA contaminant 7000 began Jul 2014 Resolved
Other · EPA contaminant 7000 began Jul 2013 Resolved
Other · EPA contaminant 7000 began Jul 2011 Resolved
Monitoring & reporting · Nitrate began Jan 2010 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 2006 Resolved
Monitoring & reporting · Nitrate began Jan 2006 Resolved
Monitoring & reporting · Nitrate began Jan 2006 Resolved
Monitoring & reporting · Nitrate began Jan 2006 Resolved
Other · EPA contaminant 7000 began Oct 1999 Resolved
Monitoring & reporting · Lead & Copper Rule began Jan 1999 Resolved

Recent enforcement actions

  • State action · SOX Feb 2025
  • State action · SOX May 2018
  • State action · SOX Oct 2014
  • State action · SOX Oct 2013
  • State action · SOX Dec 2011
  • State action · SOX Dec 2011
  • State action · SOX Oct 2007
  • State action · SOX Oct 2007

This profile is built from EPA public records for system WA5321650 — 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.