NORWALK FIRST TAXING DISTRICT Water Quality Report
Population
40,256
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 90%
of 49,184 US systems
5-Year Record
⚠️ 2
violations recorded
C
Fair
Safety Grade
2 violations in the past 5 years, including 1 health-based
System Details
- PWSID
- CT1030011
- Population Served
- 40,256
- Water Source
- Surface Water
- Owner
- Local Government
- State
- Connecticut
- EPA Region
- 1
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 7000 | ⚠ Monitoring/Reporting | 1 |
| Total Coliform | ⚠ Monitoring/Reporting | 1 |
| Contaminant 5000 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 0700 | ✕ Health-Based | 1 |
Violation History
2022
1
2021
1
2019
1
2008
1
Total violations on record: 4
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
UV Water Purifier
Kills bacteria and viruses without chemicals
Removes: Total Coliform
How does this compare?
This systemNational average
Grade C
Avg: B-C
4violations total
14% of national average
National avg: ~28 per system
📍 Mid-to-large system — serves 6× the national average.