Water Quality in NORTH CANAAN, CT (06018)
EPA violation data for public water systems serving ZIP code 06018.
31
Total Violations
2
Health-Based
29
Monitoring / Reporting
28
Resolved
What does this mean?
28 of 31 violations have been resolved. 2 are health-based violations, meaning contaminant levels exceeded federal safety limits. The remaining 29 are monitoring or reporting violations (missed testing deadlines or late paperwork — not necessarily a water quality issue). Not all violations mean your water is unsafe. The EPA requires reporting even for minor administrative issues.
Violations Detail (31 total)
| Contaminant | Category | MCL Limit | Measured | Date | Status | Health Effects |
|---|---|---|---|---|---|---|
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Sep 1, 2025 | Active | N/A |
| Revised Total Coliform Rule | Health-Based | N/A | N/A | Aug 31, 2025 | Resolved | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 6, 2025 | Active | N/A |
| Public Notice | Monitoring | N/A | N/A | Jun 6, 2025 | Active | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Feb 28, 2025 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Jun 30, 2024 | Resolved | N/A |
| Revised Total Coliform Rule | Monitoring | N/A | N/A | Dec 31, 2023 | Resolved | N/A |
Lead & Copper Levels
Violation Timeline
2025(5)
Revised Total Coliform Rule
2B
Revised Total Coliform Rule
1A
Public Notice
75
Public Notice
75
Revised Total Coliform Rule
3B
2024(4)
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
Revised Total Coliform Rule
3A
How Does This Compare?
NORTH CANAAN (06018) has 31 recorded violations, including 2 health-based. 3 remain unresolved. Consider testing your tap water independently for added peace of mind.
Recommended Water Filters
Based on the contaminants detected in your area, these filter types may help improve your water quality.
UV Water Purifier
Uses ultraviolet light to neutralize bacteria, viruses, and parasites without chemicals. Ideal for homes with microbial contamination concerns.
Targets:E. coli, Coliform, Giardia, Cryptosporidium
Look for:NSF/ANSI 55 (Class A) certified
Always look for filters certified by NSF International for the specific contaminants you want to remove.