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Public Water System
SINGLE TREE ESTATES
PWSID WA5379423 · Washington · 146 people served
A
ExcellentSINGLE TREE ESTATES is an EPA-regulated public water system in Washington (PWSID WA5379423). It serves an estimated 146 residents — a rural community of customers — across 1 community across 1 ZIP code.
SINGLE TREE ESTATES 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
146
Cities
1
ZIPs
1
Violations
0
EPA Health-Based Violations
Health-based Maximum Contaminant Level (MCL) violations on file for SINGLE TREE ESTATES over the past five years of EPA SDWIS reporting.
✅
No health-based violations in the last 5 years.
SINGLE TREE ESTATES'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 SINGLE TREE ESTATES
ZIP Codes Served
About this system
EPA records this system as PWSID WA5379423. 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 SINGLE TREE ESTATES directly or review their annual Consumer Confidence Report (CCR).
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