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Public Water System
WESTERN STATE HOSPITAL
PWSID WA5395150 · Washington · 2,857 people served
A
ExcellentWESTERN STATE HOSPITAL is an EPA-regulated public water system in Washington (PWSID WA5395150). It serves an estimated 2,857 residents — a small town of customers — across 1 community across 1 ZIP code.
WESTERN STATE HOSPITAL has maintained full EPA Safe Drinking Water Act compliance over the most recent five-year reporting window. No health-based Maximum Contaminant Level (MCL) exceedances are on record. The grade of A reflects this clean compliance history.
Service Area
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Centered on the averaged ZIP-code centroid of 1 ZIP served.
Population
2,857
Cities
1
ZIPs
1
Violations
0
EPA Health-Based Violations
Health-based Maximum Contaminant Level (MCL) violations on file for WESTERN STATE HOSPITAL over the past five years of EPA SDWIS reporting.
✅
No health-based violations in the last 5 years.
WESTERN STATE HOSPITAL's water systems have met EPA health-based Maximum Contaminant Level (MCL) requirements throughout the EPA reporting window. This does not mean zero detection of regulated contaminants — it means all measured concentrations remained below their federal action levels.
Cities Served by WESTERN STATE HOSPITAL
ZIP Codes Served
About this system
EPA records this system as PWSID WA5395150. Data reflects the most recent EPA SDWIS publication as of 2026-05-18. Public Water System Identifiers (PWSIDs) are assigned by the EPA's Safe Drinking Water Act program to track every regulated water utility in the United States. The first two letters typically indicate the state primacy agency. For real-time water quality information, contact WESTERN STATE HOSPITAL directly or review their annual Consumer Confidence Report (CCR).
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