SAN ANTONIO WATER SYSTEM Water Quality Report
Population
2,113,151
people served
Water Source
🌊 Surface
rivers, lakes, reservoirs
National Rank
Top 43%
of 49,184 US systems
5-Year Record
✅ Clean
no violations
A
Safe
Safety Grade
0 violations in the past 5 years
System Details
- PWSID
- TX0150018
- Population Served
- 2,113,151
- Water Source
- Surface Water
- Owner
- Local Government
- State
- Texas
- EPA Region
- 6
Contaminants of Concern
| Contaminant | Status | Violations |
|---|---|---|
| Total Coliform | ⚠ Monitoring/Reporting | 1 |
| Contaminant 7500 | ⚠ Monitoring/Reporting | 3 |
| Contaminant 3100 | ⚠ Monitoring/Reporting | 2 |
Violation History
2016
4
2013
1
2012
1
Total violations on record: 6
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 A
Avg: B-C
6violations total
21% of national average
National avg: ~28 per system
🏙️ This is a large system — serving 317× more people than the national average.