Vistaire Water System
EPA ID: WA5357414 · 647 people served · 3 ZIP codes
Water monitoring history at Vistaire Water System shows a clean slate — EPA tracking over the past five years turned up no violations, and 647 residents continue to receive fully compliant service.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Vistaire Water System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Vistaire Water System serves a community with a median household income of $100,490 and an estimated 17,063 residents across its service area. Approximately 47% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Vistaire Water System's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
About 2% of homes in Island County, Washington rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Washington
Estimated Remediation Costs
Average estimated costs across ZIP codes served by this system
Based on national averages for common remediation projects. Actual costs vary by property. Only issues flagged by EPA, FEMA, or state data for each ZIP code are included.
System Overview
Vistaire Water System (EPA ID: WA5357414) is a community water system in Washington that serves approximately 647 people from groundwater sources.
This system provides water to 3 ZIP codes across 3 communities.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
Need help with your water quality?
Typical cost: Water test: typically $20–$50 (DIY kit) · Professional inspection: $150–$400
Find the Right Water FilterFree tip: Let cold water run for 2 minutes before drinking — this helps flush lead from your pipes.
ZIP Codes Served
Coverage: 2 ZIP codes confirmed via EPA Community Water System Service Area Boundaries v3 plus 1 additional ZIP inferred from SDWIS registry data. The EPA-confirmed set is the most reliable; SDWIS-inferred entries may be narrower than the real deployment area.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Vistaire Water System (WA5357414) on EPA.gov.
Frequently Asked Questions
Is Vistaire Water System water safe to drink?
Based on EPA records, Vistaire Water System has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Vistaire Water System serve?
Vistaire Water System serves approximately 647 people across 3 ZIP codes in Washington.
Where does Vistaire Water System get its water?
The primary water source is groundwater.