WILTON WATER & SEWER AUTHORITY Water Quality Report
Population
9,490
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 90%
of 49,184 US systems
5-Year Record
⚠️ 4
violations recorded
C
Fair
Safety Grade
4 violations in the past 5 years, including 2 health-based
System Details
- PWSID
- NY4500186
- Population Served
- 9,490
- Water Source
- Surface Water
- Owner
- Municipality
- State
- New York
- EPA Region
- 2
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Contaminant 5000 | ⚠ Monitoring/Reporting | 1 |
| Contaminant 0400 | ✕ Health-Based | 2 |
| Nitrate | ⚠ Monitoring/Reporting | 13 |
| Total Trihalomethanes (TTHMs) | ⚠ Monitoring/Reporting | 9 |
| Haloacetic Acids (HAA5) | ⚠ Monitoring/Reporting | 9 |
| Contaminant 8000 | ⚠ Monitoring/Reporting | 6 |
| Contaminant 7000 | ⚠ Monitoring/Reporting | 4 |
Violation History
2022
4
2020
1
2018
6
2017
9
2016
15
2015
10
2010
1
1994
1
Total violations on record: 47
Service Area
Cities Served
ZIP Codes Served
Recommended Water Filters
Based on contaminants detected in this water system:
Reverse Osmosis System
Removes up to 99% of contaminants including PFAS, lead, arsenic, and nitrates
Removes: Nitrate
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 C
Avg: B-C
47violations total
168% of national average
National avg: ~28 per system
📍 Average-sized water system.