Mwra
EPA ID: MA6000000 · 2,660,000 people served · 47 ZIP codes
EPA compliance records for Mwra show 2 unresolved violations — findings that remain open and are tracked at the federal level, covering a service territory of approximately 2,660,000 people.
Data: EPA SDWIS Last verified: 2026-04-02
Service Area Demographics
The Mwra serves a community with a median household income of $92,079 and an estimated 459,742 residents across its service area. Approximately 74% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
Environmental Justice Note: 46% of the population in this service area is classified as disadvantaged under EPA's EJScreen criteria. 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?
Mwra'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 Suffolk County, Massachusetts rely on private wells rather than public water systems. Private well owners are responsible for their own water testing and treatment.
Infrastructure Risk
Detected Contaminants
How Mwra compares to EPA limits
What This Means For You
Consumer Confidence Report Rule at 3 mg/L exceeds the EPA maximum of mg/L.
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
Mwra (EPA ID: MA6000000) is a community water system in Massachusetts that serves approximately 2,660,000 people from surface water sources.
This system provides water to 47 ZIP codes across 8 communities.
Average Home Safety Score: A (91/100)
Based on water quality violations, lead levels, and radon risk across all ZIP codes served by this system.
Violation History
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| September 1, 2024 | Consumer Confidence Report Rule | Monitoring | Unresolved |
| August 11, 2024 | Consumer Confidence Report Rule | Monitoring | Resolved |
| July 1, 2024 | Consumer Confidence Report Rule | Monitoring | Unresolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Consumer Confidence Report Rule | Reporting Failure | 3 | No |
Lead & Copper
EPA Lead and Copper Rule sampling data for ZIP codes served by this system:
| ZIP Code | Lead Level | Exceeds Limit | Sample Date |
|---|---|---|---|
| 02112 | 0.0059 mg/L | No | N/A |
| 02117 | 0.0059 mg/L | No | N/A |
| 02123 | 0.0059 mg/L | No | N/A |
| 02196 | 0.0059 mg/L | No | N/A |
| 02201 | 0.0059 mg/L | No | N/A |
| 02203 | 0.0059 mg/L | No | N/A |
| 02204 | 0.0059 mg/L | No | N/A |
| 02206 | 0.0059 mg/L | No | N/A |
| 02211 | 0.0059 mg/L | No | N/A |
| 02212 | 0.0059 mg/L | No | N/A |
| 02216 | 0.0059 mg/L | No | N/A |
| 02217 | 0.0059 mg/L | No | N/A |
| 02222 | 0.0059 mg/L | No | N/A |
| 02241 | 0.0059 mg/L | No | N/A |
| 02266 | 0.0059 mg/L | No | N/A |
| 02283 | 0.0059 mg/L | No | N/A |
| 02284 | 0.0059 mg/L | No | N/A |
| 02293 | 0.0059 mg/L | No | N/A |
| 02295 | 0.0059 mg/L | No | N/A |
| 02297 | 0.0059 mg/L | No | N/A |
Radon Risk in Service Area
Dominant radon zone for ZIP codes served by this system: Zone 3 (Low Risk)
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
This system serves 47 ZIP codes:
02108 · 02109 · 02110 · 02111 · 02112 02113 · 02114 · 02115 · 02116 · 02117 02118 · 02119 · 02120 · 02121 · 02122 02123 · 02125 · 02127 · 02128 · 02129 02130 · 02133 · 02150 · 02163 · 02196 02199 · 02201 · 02203 · 02204 · 02205 02206 · 02210 · 02211 · 02212 · 02215 02216 · 02217 · 02222 · 02241 · 02266 02283 · 02284 · 02293 · 02295 · 02297 02298 · 02447
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Mwra (MA6000000) on EPA.gov.
Frequently Asked Questions
Is Mwra water safe to drink?
Mwra has only monitoring/reporting violations, which are procedural in nature. The system meets federal health-based standards.
How many people does Mwra serve?
Mwra serves approximately 2,660,000 people across 47 ZIP codes in Massachusetts.
Where does Mwra 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.
Frequently Asked Questions
What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Mwra (EPA ID: MA6000000) — request the latest Consumer Confidence Report or ask about specific contaminants.