Methow Water System Inc.
EPA ID: WA5354370 · 45 people served · 1 ZIP code
Past issues aside, Methow Water System Inc. cleared all 2 violations and is compliant today, supplying 45 residents.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for Methow Water System Inc. Source: EPA SDWIS service area boundaries.
Service area boundary — Grade C
Service Area Demographics
The Methow Water System Inc. serves a community with a median household income of $72,143 and an estimated 228 residents across its service area. Approximately 44% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 90% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. Communities with higher disadvantaged populations often face disproportionate environmental and health burdens, including aging water infrastructure and limited resources for remediation.
💧 Where Does Your Water Come From?
Methow Water System Inc.'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 Okanogan 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
Detected Contaminants
How Methow Water System Inc. compares to EPA limits
What This Means For You
Consumer Confidence Report Rule at 2 mg/L exceeds the EPA maximum of mg/L.
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
Methow Water System Inc. (EPA ID: WA5354370) is a community water system in Washington that serves approximately 45 people from groundwater sources.
This system serves ZIP code 98834 in Methow.
Average Home Safety Score: C (69/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting Failure | 2 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 98834 | 0.0014 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 1 (High Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
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
- 98834 — Methow
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Methow Water System Inc. (WA5354370) on EPA.gov.
Frequently Asked Questions
Is Methow Water System Inc. water safe to drink?
Methow Water System Inc. has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.
How many people does Methow Water System Inc. serve?
Methow Water System Inc. serves approximately 45 people across 1 ZIP code in Washington.
Where does Methow Water System Inc. get its water?
The primary water source is groundwater.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Methow Water System Inc. (EPA ID: WA5354370) — request the latest Consumer Confidence Report or ask about specific contaminants.