South Weymouth, MA: 1 Violation - Home Safety 83/100
1 ZIP code · 2 water systems · Updated
ZipCheckup grade for South Weymouth: B.
This ZIP looks solid, with a few items worth a quick check.
For households in South Weymouth, MA water data shows a consistently above-average safety picture.
How South Weymouth Compares
Data: EPA SDWIS
What You Should Know About South Weymouth Water
- Your city's water systems recorded 1 violation in the past 5 years.
- Average lead level: 0.001 mg/L.
- Homes built before 1986: 69% - older plumbing may contain lead solder.
- Estimated remediation: $2,100 per household.
- CDC health risk index: 10.28.
Who Supplies Your Water in South Weymouth
Throughout South Weymouth, MA, water comes from one of 2 primary utilities out of 2 total systems - independent providers with different rate structures, infrastructure, and compliance records that vary across the service territory.
- B
- B
Overview
We track home safety data for 1 ZIP code in South Weymouth, Massachusetts (population ~19,029), covering 2 community water systems serving approximately 60,171 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 1 ZIP codes.
1 of 1 ZIP code with a reported violation count in the available EPA record (100%) have recorded EPA violations. The available record reports no health-based violations for this measured scope.
Home Safety Score
Average Home Safety Score for South Weymouth: B (83/100)
Model 4.0.0 uses four measured components across three equally weighted domains. If a required domain is unavailable, no score is published:
| Factor | What It Measures |
|---|---|
| Water Quality | EPA violations and compliance history |
| PFAS MCL Screen | UCMR 5 testing against the covered federal MCLs |
| Radon Risk | EPA radon zone classification |
| Annual AQI | EPA AirData county-year median with at least 90 observed days |
Water Sources
South Weymouth water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0010 mg/L (EPA action level: 0.015 mg/L)
- 0 of 1 ZIP code with known status exceed the EPA lead action level
Radon Risk
Dominant radon zone: Zone 2 (Moderate Risk)
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Stage 1 DBP Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 02190 | B | 1 | 0 | Weymouth Water Department |
All ZIP Codes in South Weymouth
- 02190 [B] - 1 violation
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
Reporting periods vary by source. Missing data is shown as unavailable, not as zero.
Health Outcomes in South Weymouth
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
Top Contaminants in South Weymouth Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Housing & Infrastructure in South Weymouth
With 69% of homes built before 1986, lead solder in plumbing is a potential concern. The EPA banned lead solder in 1986, but many older homes retain original plumbing.
Source: U.S. Census Bureau American Community Survey (ACS).
Housing Age Profile
The median home in South Weymouth was built in 1961 - a figure that places most of the city's residential stock in the era when lead solder was still standard in copper plumbing. Homes built before 1986 may have lead-soldered joints; those built before 1970 face the additional possibility of lead pipes in the service line itself.
Over half of homes in South Weymouth were built before 1986, when lead solder was banned. Older plumbing may leach lead into drinking water, especially with corrosive water chemistry.
Source: U.S. Census Bureau ACS B25034.
Cost Context: What Remediation Means for South Weymouth Homeowners
Because property values in South Weymouth comfortably exceed estimated remediation costs, the equity impact here is proportionally small.
Remediation costs in South Weymouth are relatively low compared to home values. The $1,100–$3,400 estimated range is a small fraction of median property value. Home values are 1% below the Massachusetts average.
Lead Exposure Risk for Children in South Weymouth
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.
Confirming what arrives at a specific faucet is something utility-side averages cannot do. With 69% of South Weymouth stock built before the lead-solder ban and citywide monitoring at or beyond the regulatory mark, a tap-level kit fits the standard diligence picture.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
Historical NFIP Claim Context in South Weymouth
Historical NFIP data for South Weymouth contains 20 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $16,698. Among ZIP codes with claim records, 100% have an A- or V-family dominant rated zone recorded in those historical claims. This is not a complete current FEMA property-map inventory.
How flooding affects water quality: Flood events can introduce sewage, agricultural runoff, and industrial chemicals into water supplies. Even after floodwaters recede, contamination can persist in wells and aging infrastructure. The <strong>$2,100</strong> remediation estimate shown here excludes flood insurance and is not derived from NFIP claim count.
Claim count does not establish current property risk. Check the exact address in FEMA's current map and obtain a property-specific insurance quote when relevant.
Source: historical FEMA National Flood Insurance Program (NFIP) claim records. No current FEMA property-map designation is asserted.
Deep Dive Reports
Detailed analysis for South Weymouth, MA