Three Lakes Water District
EPA ID: WA5388140 · 650 people served · 1 ZIP code
Five clean years on EPA record — Three Lakes Water District, 650 residents served.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Three Lakes Water District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Three Lakes Water District serves a community with a median household income of $83,700 and an estimated 1,885 residents across its service area. Approximately 41% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Three Lakes Water District'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 1% of homes in Chelan County, Washington rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in Washington
System Overview
Three Lakes Water District (EPA ID: WA5388140) is a community water system in Washington that serves approximately 650 people from groundwater sources.
This system serves ZIP code 98828 in Malaga.
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
- 98828 — Malaga
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Three Lakes Water District (WA5388140) on EPA.gov.
Frequently Asked Questions
Is Three Lakes Water District water safe to drink?
Based on EPA records, Three Lakes Water District has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does Three Lakes Water District serve?
Three Lakes Water District serves approximately 650 people across 1 ZIP code in Washington.
Where does Three Lakes Water District get its water?
The primary water source is groundwater.
Lead Service Line Inventory
Service line breakdown reported under the federal Lead and Copper Rule Improvements (LCRI) inventory requirement:
This system reports zero confirmed lead service lines in its inventory. Unknown-material counts may still warrant verification.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: EPA SDWIS Federal Service Line Inventory (Phase 2) · Submitted 2026
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.