LLANO COUNTY MUD 1
PWS ID: TX1500002 · HORSESHOE BAY, Texas 78657-5929
Population Served
747
Total Violations
133
Health-Based Violations
80
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 251
- County
- Llano
- School/Daycare
- No
- MCL Violations
- 76
- Monitoring Violations
- 30
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 40 | 2022 |
| Total Haloacetic Acids (HAA5) | MCL | 31 | 2018 |
| Public Notice | Other | 11 | 2023 |
| Interim Enhanced Surface Water Treatment Rule | MR | 11 | 2022 |
| TTHM | MR | 7 | 2022 |
| Revised Total Coliform Rule | MCL | 5 | 2022 |
| Interim Enhanced Surface Water Treatment Rule | TT | 4 | 2009 |
| Coliform (TCR) | MR | 4 | 2016 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2024 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2018 |
| Consumer Confidence Rule | Other | 4 | 2015 |
| Surface Water Treatment Rule | MR | 2 | 2014 |
| Lead and Copper Rule | MR | 2 | 2014 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.