Belfair Water District 1
EPA ID: WA5305350 · 4,432 people served · 2 ZIP codes
ZipCheckup's reading of EPA records for Belfair Water District 1 (WA5305350): no drinking-water violations recorded since 2021. EPA data: Belfair Water District 1 - zero violation entries, 4,432 served.
Data: EPA SDWIS
Service Area Map
Coverage area for Belfair Water District 1 Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Belfair Water District 1 have a median household income of $97,049 and about 16,983 residents live in those ZIP codes (Census; not the number of people this system supplies).
Environmental Justice Note: On average, 36% of census tracts in the counties mapped to this service area are designated disadvantaged by the federal Climate and Economic Justice Screening Tool (CEJST, 2022 version). 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?
Belfair Water District 1's water is classified in EPA records as a groundwater source. 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.
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
Belfair Water District 1 (EPA ID: WA5305350) is a community water system in Washington that serves approximately 4,432 people from groundwater sources.
This system provides water to 2 ZIP codes across 2 communities.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| Below the reporting limit | No | 2023-12-31 |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
Radon Risk in Service Area
2 of 2 ZIP records with known zones are in EPA Radon Zone 3.
The EPA recommends testing all homes regardless of radon zone. County radon zones cannot replace an in-home radon test.
ZIP Codes Served
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by WA or modeled from parcel and building-footprint data.
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Belfair Water District 1 (WA5305350) on EPA.gov.
Frequently Asked Questions
Is Belfair Water District 1 water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Belfair Water District 1 in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Belfair Water District 1 serve?
Belfair Water District 1 serves approximately 4,432 people across 2 ZIP codes in Washington.
Where does Belfair Water District 1 get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Belfair Water District 1 Water Quality Report, WA. https://zipcheckup.com/water-system/wa5305350/
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title = {{Belfair Water District 1 Water Quality Report, WA}},
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url = {https://zipcheckup.com/water-system/wa5305350/}
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