Sunderland Water District
EPA ID: MA1289000 · 3,190 people served · 4 ZIP codes
ZipCheckup's reading of EPA records for Sunderland Water District (MA1289000): no drinking-water violations recorded since 2021. Sunderland Water District is listed without violations in federal records, across a service area of 3,190 people.
Data: EPA SDWIS
Service Area Map
Coverage area for Sunderland Water District Source: EPA SDWIS service area boundaries.
Service area boundary - average Home Safety grade of mapped ZIPs: B
Demographics of ZIP Codes Served
The ZIP codes associated with Sunderland Water District have a median household income of $102,578 and about 10,246 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 73% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Sunderland Water District'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 Massachusetts
System Overview
Sunderland Water District (EPA ID: MA1289000) is a community water system in Massachusetts that serves approximately 3,190 people from groundwater sources.
This system provides water to 4 ZIP codes across 4 communities.
ZIP-Area Home Safety Context: B (82/100)
This is the average Home Safety Score for 1 of 4 service-area ZIP codes with all required score domains observed. It is not a grade for the water utility.
Model 4.0.0 uses SDWIS identity plus accepted ECHO SDWA lifecycle-based water compliance, the UCMR 5 PFAS MCL screen, EPA radon zone, and annual EPA AirData AQI across three equally weighted domains. Missing required evidence suppresses the score.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0039 mg/L | No | 2025-12-31 |
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
4 of 4 ZIP records with known zones are 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 MA 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 Sunderland Water District (MA1289000) on EPA.gov.
Frequently Asked Questions
Is Sunderland Water District water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Sunderland Water District 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 Sunderland Water District serve?
Sunderland Water District serves approximately 3,190 people across 4 ZIP codes in Massachusetts.
Where does Sunderland Water District get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Sunderland Water District Water Quality Report, MA. https://zipcheckup.com/water-system/ma1289000/
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