Sunapee Water Works
EPA ID: NH2271010 · 1,680 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Sunapee Water Works (NH2271010): a lead 90th-percentile reading above the EPA action level. Sunapee Water Works's compliance file in EPA SDWIS lists no violations, whether health-based or monitoring and reporting, for a utility that supplies water to approximately 1,680 residents.
Data: EPA SDWIS
Service Area Map
Coverage area for Sunapee Water Works Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Sunapee Water Works have a median household income of $109,185 and about 3,104 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 59% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
Sunapee Water Works's water is drawn from rivers, lakes, or reservoirs. Surface water sources are more exposed to agricultural runoff, stormwater, and upstream discharges, but they typically receive more intensive treatment before reaching your tap.
Infrastructure Risk
Comparable Water Systems
Similar-sized systems in New Hampshire
System Overview
Sunapee Water Works (EPA ID: NH2271010) is a community water system in New Hampshire that serves approximately 1,680 people from surface water sources.
This system serves ZIP code 03782 in Sunapee.
Violation History
Lead & Copper
Latest reported 90th-percentile lead result for this PWSID: 0.016 mg/L (2011-12-31).
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
1 of 1 ZIP records with known zones is in EPA Radon Zone 2.
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 NH or modeled from parcel and building-footprint data.
- 03782 - Sunapee
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Sunapee Water Works (NH2271010) on EPA.gov.
Frequently Asked Questions
Is Sunapee Water Works water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Sunapee Water Works 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 Sunapee Water Works serve?
Sunapee Water Works serves approximately 1,680 people across 1 ZIP code in New Hampshire.
Where does Sunapee Water Works get its water?
The primary water source is surface water.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Sunapee Water Works Water Quality Report, NH. https://zipcheckup.com/water-system/nh2271010/
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title = {{Sunapee Water Works Water Quality Report, NH}},
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url = {https://zipcheckup.com/water-system/nh2271010/}
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