East Chelmsford Water District
EPA ID: MA3056001 · 2,800 people served · 1 ZIP code
From the earliest to the most recent cycle in the five-year EPA window, East Chelmsford Water District has logged zero violations — no MCL exceedances, no health advisories, and no enforcement activity across the entire period for the 2,800 people in its service area, a record that stands up well against both state and national benchmarks.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Map
Coverage area for East Chelmsford Water District Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The East Chelmsford Water District serves a community with a median household income of $141,337 and an estimated 26,628 residents across its service area. Approximately 79% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
🌊 Where Does Your Water Come From?
East Chelmsford Water District'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.
About 1% of homes in Middlesex County, Massachusetts rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Superfund Proximity Note: This service area ranks in the 80th percentile nationally for proximity to Superfund (NPL) sites.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 5 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS).
Comparable Water Systems
Similar-sized systems in Massachusetts
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
East Chelmsford Water District (EPA ID: MA3056001) is a community water system in Massachusetts that serves approximately 2,800 people from surface water sources.
This system serves ZIP code 01824 in Chelmsford.
Violation History
Lead & Copper
No Lead and Copper Rule sampling data available for this water system.
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 MA or modeled from parcel and building-footprint data.
- 01824 — Chelmsford
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for East Chelmsford Water District (MA3056001) on EPA.gov.
Frequently Asked Questions
Is East Chelmsford Water District water safe to drink?
Based on EPA records, East Chelmsford Water District has no recorded violations in the past 5 years — a positive indicator of water quality management.
How many people does East Chelmsford Water District serve?
East Chelmsford Water District serves approximately 2,800 people across 1 ZIP code in Massachusetts.
Where does East Chelmsford Water District get its water?
The primary water source is surface water.
Lead Service Line Inventory
Utility-reported lead service line presence and tap-sample lead level under federal LCRI requirements:
Below federal action level (0.015 mg/L)
MassDEP reports utility-level presence flag and tap-sampling without per-line breakdown. Customers should inquire with the utility about service line material at a specific address.
Federal LCRI rule (effective October 2024) requires every public water system to inventory its service lines and complete lead-line replacement within 10 years.
Source: MassDEP LCRR Service Line Inventory · Submitted 2024
ZipCheckup is not affiliated with the utility or state agency. Inventory figures render verbatim from the public LCRI submission cited above; ZipCheckup does not perform inspections or replacements.