CHAPARRAL WATER SYSTEM HAYS
PWS ID: TX1050029 · AUSTIN, Texas 78723-2476
Population Served
444
Total Violations
220
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 148
- County
- Hays
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 174
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Public Notice | Other | 24 | 2014 |
| Coliform (TCR) | MR | 12 | 2015 |
| Aldicarb sulfone | MR | 7 | 2010 |
| Aldicarb | MR | 7 | 2010 |
| Arsenic | MR | 7 | 2010 |
| Chromium | MR | 7 | 2010 |
| Mercury | MR | 7 | 2010 |
| Beryllium, Total | MR | 7 | 2010 |
| Selenium | MR | 7 | 2010 |
| Fluoride | MR | 7 | 2010 |
| 1,2-DIBROMO-3-CHLOROPROPANE | MR | 7 | 2010 |
| Aldicarb sulfoxide | MR | 7 | 2010 |
| Nitrate | MR | 7 | 2012 |
| Cadmium | MR | 7 | 2010 |
| Carbofuran | MR | 7 | 2010 |
| Thallium, Total | MR | 7 | 2010 |
| Barium | MR | 7 | 2010 |
| Antimony, Total | MR | 7 | 2010 |
| OXAMYL | MR | 7 | 2010 |
| ETHYLENE DIBROMIDE | MR | 7 | 2010 |
| Dinoseb | MR | 6 | 2010 |
| 2,4,5-TP | MR | 6 | 2010 |
| Lead and Copper Rule | MR | 6 | 2019 |
| Picloram | MR | 6 | 2010 |
| Dalapon | MR | 6 | 2010 |
| 2,4-D | MR | 6 | 2010 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.