DANBURY WATER DEPARTMENT Water Quality Report
Population
62,055
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 94%
of 49,184 US systems
5-Year Record
⚠️ 10
violations recorded
D
Poor
Safety Grade
10 violations in the past 5 years, including 2 health-based
System Details
- PWSID
- CT0340011
- Population Served
- 62,055
- Water Source
- Surface Water
- Owner
- Local Government
- State
- Connecticut
- EPA Region
- 1
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 5000 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 7000 | ⚠ Monitoring/Reporting | 1 |
| Total Trihalomethanes (TTHMs) | ⚠ Monitoring/Reporting | 2 |
| Haloacetic Acids (HAA5) | ⚠ Monitoring/Reporting | 4 |
| Contaminant 2920 | ⚠ Monitoring/Reporting | 2 |
| Contaminant 0300 | ✕ Health-Based | 2 |
| Contaminant 1044 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 1064 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 1927 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 1996 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 1919 | ⚠ Monitoring/Reporting | 1 |
Violation History
2021
10
2020
1
2019
1
2017
5
2016
1
2014
1
Total violations on record: 19
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
Activated Carbon Filter
Effective for chlorine, THMs, pesticides, and taste/odor improvement
Removes: Total Trihalomethanes (TTHMs), Haloacetic Acids (HAA5)
How does this compare?
This systemNational average
Grade D
Avg: B-C
19violations total
68% of national average
National avg: ~28 per system
📍 Mid-to-large system — serves 9× the national average.