Williamstown Water Department
EPA ID: VT0005186 · 985 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Williamstown Water Department (VT0005186): no EPA violations recorded in the last five years. Water monitoring history at Williamstown Water Department shows a clean slate - EPA tracking over the past five years turned up no violations, and 985 residents continue to receive fully compliant service.
Data: EPA SDWIS
Service Area Map
Coverage area for Williamstown Water Department Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Williamstown Water Department serves a community with a median household income of $94,180 and an estimated 3,136 residents across its service area. Approximately 61% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Williamstown Water Department'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.
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 Vermont
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
Williamstown Water Department (EPA ID: VT0005186) is a community water system in Vermont that serves approximately 985 people from groundwater sources.
This system serves ZIP code 05679 in Williamstown.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0027 mg/L | No | N/A |
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
Dominant radon zone for ZIP codes served by this system: Zone 2 (Moderate 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
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 VT or modeled from parcel and building-footprint data.
- 05679 - Williamstown
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Williamstown Water Department (VT0005186) on EPA.gov.
Frequently Asked Questions
Is Williamstown Water Department water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Williamstown Water Department 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 Williamstown Water Department serve?
Williamstown Water Department serves approximately 985 people across 1 ZIP code in Vermont.
Where does Williamstown Water Department get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Williamstown Water Department Water Quality Report, VT. https://zipcheckup.com/water-system/vt0005186/
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title = {{Williamstown Water Department Water Quality Report, VT}},
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url = {https://zipcheckup.com/water-system/vt0005186/}
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