East Granby, CT: 3 Health Violations — 83/100 (2026)
1 ZIP code · 7 water systems · Updated 2026-06-04
Public water monitoring in East Granby shows a safety record well above the CT median — health-based violations are isolated exceptions rather than recurring patterns, the city's systems have stayed compliant across recent reporting cycles, and no cluster of recurring exceedances appears in any single service area.
How East Granby Compares
Data: EPA SDWIS Last verified: 2026-06-04
Key Facts for East Granby Residents
- Your city's water systems recorded 25 violations in the past 5 years.
- Average lead level: 0.001 mg/L.
- Homes built before 1986: 70% — older plumbing may contain lead solder.
- Estimated remediation: $3,000 per household.
East Granby's Water Providers
Multiple utilities divide East Granby, CT's water service — 3 leading providers among 7 on the federal register.
Overview
We track water quality and home safety data for 1 ZIP code in East Granby, Connecticut (population ~5,176), covering 7 community water systems serving approximately 493,317 people region-wide.
1 of 1 ZIP code (100%) have recorded EPA violations. 3 health-based violations documented.
Home Safety Score
Average Home Safety Score for East Granby: B (83/100)
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 Granby water systems draw from: Groundwater.
Lead & Copper
- Average lead level (90th percentile): 0.0010 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)
Top Contaminants
| Contaminant | Category | Violations | ZIPs Affected |
|---|---|---|---|
| Surface Water Treatment Rule | Treatment Technique | 26 | 1 |
| Stage 2 DBP Rule | Treatment Technique | 12 | 1 |
| Stage 1 DBP Rule | Treatment Technique | 8 | 1 |
| Haloacetic Acids (HAA5) | Disinfection Byproducts | 2 | 1 |
| Lead and Copper Rule | Treatment Technique | 2 | 1 |
Areas with Most Violations
| ZIP Code | Safety Score | Violations | Health-Based | System |
|---|---|---|---|---|
| 06026 | B | 25 | 3 | Gqc Well Commission |
All ZIP Codes in East Granby
- 06026 [B] — 25 violations ⚠
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.
What's in East Granby's Water?
Based on EPA violation records. Check your ZIP code report for system-specific contaminant data.
East Granby Infrastructure Age
With 70% 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
Plumbing risk in older housing is defined by two eras: the pre-1970 period when lead pipes were commonly used for service lines, and the 1970-to-1986 period when lead solder remained standard in copper plumbing until the federal ban. East Granby's median build year of 1977 lands in a range where both eras are heavily represented in the housing stock. That creates an elevated aggregate environment for plumbing-related lead exposure — one that city-level water quality averages don't capture, because the risk sits inside individual properties rather than in the distribution system.
Over half of homes in East Granby 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.
How Remediation Costs Compare in East Granby
While no remediation project is entirely without cost, the relationship between estimated remediation and property values in East Granby is notably favorable — the equity share is small enough that the household financial perspective is one of proportionality rather than pressure, and most homeowners can treat it as routine planning rather than a significant financial event.
Remediation costs in East Granby are relatively low compared to home values. The $1,900–$4,800 estimated range is a small fraction of median property value. Home values are 13% below the Connecticut average.
East Granby: 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.
Despite citywide averages serving as the standard public reference point, those aggregates cannot resolve what is happening at one specific faucet — and where 70% of East Granby homes come from before the solder rule or where utility samples sit at or above the action mark, the gap between system data and faucet reality matters more than it does in lower-exposure communities. An in-home draw closes that gap, with certified filtration through retailer networks available where confirmed faucet results warrant additional measures.
Sources: EPA Lead and Copper Rule, U.S. Census Bureau ACS, CDC childhood lead poisoning prevention guidelines.
East Granby: Flood History & Water Damage Risk
Across the NFIP's long tracking period, East Granby shows 1 claim and 100% of ZIP codes within FEMA-designated flood zones — figures that place it in moderate flood exposure territory. At this level, the water-quality implications of flooding — contaminated wells, stressed treatment intake, distribution backflow — move from theoretical edge cases to genuine periodic risks, particularly during higher-severity events.
East Granby has a moderate flood history with 1 FEMA claims. 100% of ZIP codes fall within FEMA flood zones. Flood events can contaminate drinking water and overwhelm treatment systems.
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. Flood damage can add significantly to the estimated <strong>$3,000</strong> remediation cost per household.
Residents in flood-prone areas should consider flood insurance even outside FEMA zones — over 25% of flood claims come from low-to-moderate risk areas. After any flood event, test your water before drinking.
Source: FEMA National Flood Insurance Program (NFIP) claims data, FEMA flood zone designations.
Deep Dive Reports
Detailed analysis for East Granby, CT