East Boston, MA Water Safety: 99/100 (2026)
1 ZIP code · 1 water system · Updated 2026-06-03
Within East Boston, safety indicators for tap water remain above the MA median — documented violations are infrequent and the city's compliance record sits in the upper tier.
How East Boston Compares
Data: EPA SDWIS Last verified: 2026-06-03
Key Facts for East Boston Residents
- Average lead level: 0.0001 mg/L.
- Estimated remediation: $1,200 per household.
- CDC health risk index: 10.05.
East Boston's Water Providers
For most households in East Boston, MA, tap water comes from one provider — the utility that controls the local distribution system out of 1 tracked in federal record.
Overview
We track water quality and home safety data for 1 ZIP code in East Boston, Massachusetts, covering 1 community water system serving approximately 50 people.
No EPA violations recorded across any ZIP codes in East Boston — an excellent indicator of water quality.
Home Safety Score
Average Home Safety Score for East Boston: A (99/100)
The score combines three factors:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| Lead Levels | 90th percentile lead concentration vs EPA action level |
| Radon Risk | EPA radon zone classification |
Water Sources
East Boston water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0001 mg/L (EPA action level: 0.015 mg/L)
- 0 ZIP codes exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 3 (Low Risk)
Areas with No Violations
| ZIP Code | Safety Score | System | Population |
|---|---|---|---|
| 02228 | A | Benfield Farms | 50 |
All ZIP Codes in East Boston
- 02228 [A]
Data Sources
- Water quality: EPA Safe Drinking Water Information System (SDWIS)
- Lead/copper: EPA Lead and Copper Rule sampling data
- Radon: EPA Map of Radon Zones
Updated daily.
East Boston Community Health Snapshot
Source: CDC PLACES (County-level estimates). Water contamination can correlate with respiratory and chronic health conditions.
Compared to National Average
Vertical line = national average. ■ Above national · ■ Below national
East Boston: Lead Risk & Vulnerable Populations
Why children are most at risk: The CDC states there is no safe level of lead exposure for children. Children under 6 absorb lead more readily than adults, and even low levels can cause developmental delays, learning difficulties, and behavioral problems.
Lead risk in East Boston appears low overall, but individual homes may differ. Testing is the only way to confirm your water's lead content.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Deep Dive Reports
Detailed analysis for East Boston, MA