Candlewood Knolls Water Authority
EPA ID: CT0910591 · 524 people served · 1 ZIP code
ZipCheckup's reading of EPA SDWIS for Candlewood Knolls Water Authority (CT0910591): 44 EPA violations in the last five years. Five years tracked: Candlewood Knolls Water Authority had 44 violations, all cleared, 524 served.
Data: EPA SDWIS
Service Area Map
Coverage area for Candlewood Knolls Water Authority Source: EPA SDWIS service area boundaries.
Service area boundary
Service Area Demographics
The Candlewood Knolls Water Authority serves a community with a median household income of $143,864 and an estimated 13,558 residents across its service area. 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 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 70th percentile nationally for proximity to Superfund (NPL) sites. Groundwater sources near contaminated sites may face elevated risk from industrial chemicals.
Infrastructure Risk
Detected Contaminants
How Candlewood Knolls Water Authority compares to EPA limits
What This Means For You
Contaminant 2015 at 1 mg/L exceeds the EPA maximum of 0.0005 mg/L. Probable carcinogen; liver & thyroid damage, immune suppression. Consider granular activated carbon (GAC) filtration.
Atrazine at 1 mg/L exceeds the EPA maximum of 0.003 mg/L. Endocrine disruption, cardiovascular & reproductive effects. Consider granular activated carbon (GAC) filtration.
Benzene at 1 mg/L exceeds the EPA maximum of 0.005 mg/L.
Contaminant 2110 at 1 mg/L exceeds the EPA maximum of 0.005 mg/L. Leukemia & blood cancers (known carcinogen). Consider granular activated carbon (GAC) filtration.
Chromium at 1 mg/L (total chromium; California Cr-6 MCL = 0.010 mg/L) exceeds the EPA maximum of 0.1 mg/L (total chromium; California Cr-6 MCL = 0.010 mg/L). Stomach & intestinal cancer (known carcinogen). Consider reverse osmosis filtration.
Contaminant 2015 was detected in this water system. granular activated carbon (GAC) filtration can reduce exposure.
Find a certified water filter →Comparable Water Systems
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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 | Gross Beta | Non-health-based | Resolved |
| April 1, 2023 | Gross Alpha | Non-health-based | Resolved |
| April 1, 2023 | Chromium | Non-health-based | Resolved |
| January 1, 2023 | Gross Alpha | Non-health-based | Resolved |
| January 1, 2023 | Combined Radium | Non-health-based | Resolved |
| January 1, 2023 | Gross Beta | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2005 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2010 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2015 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2020 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2031 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2032 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2034 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2035 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2036 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2037 | Non-health-based | Resolved |
| January 1, 2023 | Atrazine | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2040 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2041 | Non-health-based | Resolved |
| January 1, 2023 | Contaminant 2042 | Non-health-based | Resolved |
Contaminants Detected
The following contaminants have been flagged in EPA records for this water system:
| Contaminant | Category | Violations | Health-Based |
|---|---|---|---|
| Contaminant 2036 | Other Violation | 2 | No |
| Contaminant 2043 | Other Violation | 2 | No |
| Contaminant 2044 | Other Violation | 2 | No |
| Contaminant 2046 | Other Violation | 2 | No |
| Contaminant 2047 | Other Violation | 2 | No |
| Gross Alpha | Radionuclides | 2 | No |
| Gross Beta | Radionuclides | 2 | No |
| Chromium | Inorganic | 1 | No |
| Contaminant 2005 | Other Violation | 1 | No |
| Contaminant 2010 | Other Violation | 1 | No |
| Contaminant 2015 | Other Violation | 1 | No |
| Contaminant 2020 | Other Violation | 1 | No |
| Contaminant 2031 | Other Violation | 1 | No |
| Contaminant 2032 | Other Violation | 1 | No |
| Contaminant 2034 | 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 |
|---|---|---|
| 0.00243 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.
- 06812 - New Fairfield
Data Sources
This report uses public data from the EPA Safe Drinking Water Information System (SDWIS). View the full compliance record 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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title = {{Candlewood Knolls Water Authority (CT): 44 EPA Violations}},
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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.