Candlewood Knolls Water Authority
EPA ID: CT0910591 · 524 people served · 1 ZIP code
ZipCheckup's reading of EPA records for Candlewood Knolls Water Authority (CT0910591): 44 violations on record since 2021. 44 violations on file at Candlewood Knolls Water Authority, none open; 524 people served.
Data: EPA SDWIS
Service Area Map
Coverage area for Candlewood Knolls Water Authority Source: EPA SDWIS service area boundaries.
Service area boundary
Demographics of ZIP Codes Served
The ZIP codes associated with Candlewood Knolls Water Authority have a median household income of $143,864 and about 13,558 residents live in those ZIP codes (Census; not the number of people this system supplies). Approximately 82% of housing stock was built before 1986, which increases the likelihood of lead service lines and older plumbing.
💧 Where Does Your Water Come From?
Candlewood Knolls Water Authority's water is classified in EPA records as a groundwater source. 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 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
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
Candlewood Knolls Water Authority (EPA ID: CT0910591) is a community water system in Connecticut that serves approximately 524 people from groundwater sources.
This system serves ZIP code 06812 in New Fairfield.
Violation History
Status breakdown for accepted records with record years 2021-2026: 44 resolved, 0 archived, 0 addressed, and 0 unaddressed. Under this source contract, current noncompliance is the sum of addressed and unaddressed records. Archived and resolved records are excluded from current noncompliance.
Recent Violations
| Date | Contaminant | Type | Status |
|---|---|---|---|
| April 1, 2023 | Combined Radium (-226 and -228) | Non-health-based | Resolved |
| April 1, 2023 | Gross Alpha | Non-health-based | Resolved |
| April 1, 2023 | Cadmium | Non-health-based | Resolved |
| January 1, 2023 | Gross Alpha | Non-health-based | Resolved |
| January 1, 2023 | Combined Uranium | Non-health-based | Resolved |
| January 1, 2023 | Combined Radium (-226 and -228) | Non-health-based | Resolved |
| January 1, 2023 | Endrin | Non-health-based | Resolved |
| January 1, 2023 | BHC-GAMMA | Non-health-based | Resolved |
| January 1, 2023 | Methoxychlor | Non-health-based | Resolved |
| January 1, 2023 | Toxaphene | Non-health-based | Resolved |
| January 1, 2023 | Dalapon | Non-health-based | Resolved |
| January 1, 2023 | Diquat | Non-health-based | Resolved |
| January 1, 2023 | Glyphosate | Non-health-based | Resolved |
| January 1, 2023 | Di(2-ethylhexyl) adipate | Non-health-based | Resolved |
| January 1, 2023 | OXAMYL | Non-health-based | Resolved |
| January 1, 2023 | Simazine | Non-health-based | Resolved |
| January 1, 2023 | Di(2-ethylhexyl) phthalate | Non-health-based | Resolved |
| January 1, 2023 | Picloram | Non-health-based | Resolved |
| January 1, 2023 | Dinoseb | Non-health-based | Resolved |
| January 1, 2023 | Hexachlorocyclopentadiene | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| OXAMYL | Other Violation | 2 | No |
| Aldicarb sulfoxide | Other Violation | 2 | No |
| Aldicarb sulfone | Other Violation | 2 | No |
| Carbofuran | Other Violation | 2 | No |
| Aldicarb | Other Violation | 2 | No |
| Gross Alpha | Monitoring & Reporting | 2 | No |
| Combined Radium (-226 and -228) | Monitoring & Reporting | 2 | No |
| Cadmium | Monitoring & Reporting | 1 | No |
| Endrin | Other Violation | 1 | No |
| BHC-GAMMA | Other Violation | 1 | No |
| Methoxychlor | Other Violation | 1 | No |
| Toxaphene | Other Violation | 1 | No |
| Dalapon | Other Violation | 1 | No |
| Diquat | Other Violation | 1 | No |
| Glyphosate | Other Violation | 1 | No |
Lead & Copper
EPA Lead and Copper Rule evidence attributed directly to this water system:
| Lead Level | Exceeds Action Level | Sample Date |
|---|---|---|
| 0.0024 mg/L | No | 2025-12-31 |
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: Ask your water utility whether running cold water for 2 minutes is enough to flush your plumbing before drinking.
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.
- 06812 - New Fairfield
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View available EPA compliance records for Candlewood Knolls Water Authority (CT0910591) on EPA.gov.
Frequently Asked Questions
Is Candlewood Knolls Water Authority water safe to drink?
The accepted 2026Q2 ECHO snapshot shows no current noncompliance for Candlewood Knolls Water Authority; its 44 accepted 2021-2026 records are resolved or archived. Historical compliance status does not establish conditions at a specific tap.
How many people does Candlewood Knolls Water Authority serve?
Candlewood Knolls Water Authority serves approximately 524 people across 1 ZIP code in Connecticut.
Where does Candlewood Knolls Water Authority get its water?
The primary water source is groundwater.
Frequently Asked Questions
How to cite this page
ZipCheckup. (n.d.). Candlewood Knolls Water Authority (CT): 44 EPA Violations. https://zipcheckup.com/water-system/ct0910591/
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author = {{ZipCheckup}},
title = {{Candlewood Knolls Water Authority (CT): 44 EPA Violations}},
year = {n.d.},
url = {https://zipcheckup.com/water-system/ct0910591/}
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What You Can Do
Test your water
Home test kits can detect lead, bacteria, and other contaminants at your tap. Find the right filter →
Check your specific ZIP code
Water quality can vary within a system. View nearest ZIP report →
Contact your utility
Candlewood Knolls Water Authority (EPA ID: CT0910591) - request the latest Consumer Confidence Report or ask about specific contaminants.