Cheshire, CT: PFAS Found in Water - Home Safety 37/100
3 ZIP codes · 4 water systems · Updated
ZipCheckup grade for Cheshire: F.
Federal data flags serious home-safety risks for this ZIP.
Your top priority: see the breakdown below and consider a certified water filter. NSF certified filters →
Water systems serving Cheshire record elevated violation rates against CT benchmarks - residents in affected areas may want to check their local system's current compliance status.
How Cheshire Compares
Data: EPA SDWIS
What You Should Know About Cheshire Water
- Your city's water systems recorded 38 violations in the past 5 years.
- Estimated remediation: $2,500 per household.
Who Supplies Your Water in Cheshire
Residential water in Cheshire, CT is supplied by 3 separate utilities - not one centralized authority. Each of those providers operates under its own service territory boundary, maintains its own distribution infrastructure, and files compliance documentation with the EPA on its own timeline. Federal data counts 4 water systems in the area, with these providers collectively accounting for the dominant share of household connections.
- F
- F
- F
Overview
We track home safety data for 3 ZIP codes in Cheshire, Connecticut (population ~28,792), covering 4 community water systems serving approximately 557,677 people region-wide. The EPA snapshots used for this build directly map water systems to 1 of 3 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 Cheshire: F (37/100)
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
Cheshire water systems draw from: Surface water.
Lead & Copper
- Average lead level (90th percentile): 0.0000 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 1 (High Risk)
- Zone 1 (High): 3 ZIP codes
- Zone 2 (Moderate): 0 ZIP codes
- Zone 3 (Low): 0 ZIP codes
The EPA recommends testing homes in Zone 1 and Zone 2 areas for radon.
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 12 | 1 |
| Lead and Copper Rule | Treatment Technique | 8 | 1 |
| Lead | Inorganic | 4 | 1 |
| Chlorite | Disinfection Byproducts | 4 | 1 |
| Total Coliform | Microbiological | 4 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 06410 | F | 38 | 0 | Regional Water Authority |
All ZIP Codes in Cheshire
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.
Top Contaminants in Cheshire Water
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
Cost Context: What Remediation Means for Cheshire Homeowners
When remediation costs are measured against Cheshire home values, the resulting ratio is in the low tier - addressing documented water and safety issues here claims only a minor fraction of typical equity, and most homeowners are in a position where the financial commitment is straightforward rather than a material burden on their household budget.
Remediation costs in Cheshire are relatively low compared to home values. The $1,617–$3,500 estimated range is a small fraction of median property value. Home values are 3% above the Connecticut average.
Historical NFIP Claim Context in Cheshire
Historical NFIP data for Cheshire contains 53 flood insurance claims. Among claims with payment data, the average reported building, contents, and ICC component sum is $10,656. Among ZIP codes with claim records, 0% 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>$2,500</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.
What You Can Do in Cheshire
- Test your water at home. City-level data shows averages - your tap may differ. NSF-certified test kits cost $20-40 and give results in days.
- Install a certified water filter. Filters rated for Surface Water Treatment Rule can reduce the most common contaminant found in Cheshire's water.
- Check your home's plumbing. Homes built before 1986 may have lead solder in pipes. A licensed plumber can assess your risk.
- Review your water system's CCR. Your utility publishes an annual Consumer Confidence Report with detailed test results. Request it or find it online.
Deep Dive Reports
Detailed analysis for Cheshire, CT