Ctwc - Legend Hill System
EPA ID: CT0765101 · 1,368 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Ctwc - Legend Hill System (CT0765101): no EPA violations recorded in the last five years. Federal monitoring records confirm Ctwc - Legend Hill System has operated without any EPA violations for the full five-year window - covering every contaminant category and reporting cycle across a service area of approximately 1,368 residents, with no gaps in the compliance record.
Data: EPA SDWIS
Service Area Map
Coverage area for Ctwc - Legend Hill System Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Ctwc - Legend Hill System serves a community with a median household income of $168,341 and an estimated 17,577 residents across its service area. Approximately 71% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Ctwc - Legend Hill System's water is pumped from underground aquifers. Groundwater is naturally filtered through rock and soil, but it can be vulnerable to PFAS contamination, nitrates from agriculture, and industrial chemicals that seep into the water table.
Superfund Proximity Note: This service area ranks in the 60th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
PFAS Detected in Service Area
PFAS ("forever chemicals") have been detected in water serving this system's area. 7 detections recorded. 2 exceed federal EPA limits (4 ppt for PFOA/PFOS).
Comparable Water Systems
Similar-sized systems in Connecticut
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
Ctwc - Legend Hill System (EPA ID: CT0765101) is a community water system in Connecticut that serves approximately 1,368 people from groundwater sources.
This system serves ZIP code 06443 in Madison.
Violation History
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0 mg/L | No | N/A |
No copper action-level exceedance record appears for this PWSID in the accepted LCR snapshot. This does not establish a clean copper measurement.
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
Coverage: Service area ZIP codes sourced from EPA Community Water System Service Area Boundaries v3 (March 2026 release). These ZIPs reflect the actual deployment footprint recorded by CT or modeled from parcel and building-footprint data.
- 06443 - Madison
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record for Ctwc - Legend Hill System (CT0765101) on EPA.gov.
Frequently Asked Questions
Is Ctwc - Legend Hill System water safe to drink?
The accepted 2026Q2 ECHO snapshot contains zero violation records for Ctwc - Legend Hill System in the inclusive 2021-2026 record-year window. This is a compliance-record finding, not a guarantee about water at a specific tap.
How many people does Ctwc - Legend Hill System serve?
Ctwc - Legend Hill System serves approximately 1,368 people across 1 ZIP code in Connecticut.
Where does Ctwc - Legend Hill System get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Ctwc - Legend Hill System Water Quality Report, CT. https://zipcheckup.com/water-system/ct0765101/
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title = {{Ctwc - Legend Hill System Water Quality Report, CT}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ct0765101/}
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