CITY OF MOUNT CALM
PWS ID: TX1090005 · MOUNT CALM, Texas 76673-0085
Population Served
474
Total Violations
70
Health-Based Violations
10
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 158
- County
- Hill
- School/Daycare
- No
- MCL Violations
- 10
- Monitoring Violations
- 49
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Chlorine | MR | 17 | 2018 |
| Revised Total Coliform Rule | MON | 8 | 2021 |
| Lead and Copper Rule | MR | 8 | 2022 |
| Coliform (TCR) | MCL | 7 | 2010 |
| Consumer Confidence Rule | Other | 6 | 2024 |
| Nitrate | MR | 3 | 2024 |
| Fluoride | MCL | 3 | 1983 |
| Public Notice | Other | 2 | 2022 |
| Arsenic | MR | 1 | 2019 |
| Fluoride | MR | 1 | 2019 |
| Combined Radium (-226 and -228) | MR | 1 | 2017 |
| Combined Uranium | MR | 1 | 2017 |
| Gross Alpha, Excl. Radon and U | MR | 1 | 2017 |
| Selenium | MR | 1 | 2019 |
| Beryllium, Total | MR | 1 | 2019 |
| Thallium, Total | MR | 1 | 2019 |
| Barium | MR | 1 | 2019 |
| Chromium | MR | 1 | 2019 |
| Cadmium | MR | 1 | 2019 |
| Antimony, Total | MR | 1 | 2019 |
| Mercury | MR | 1 | 2019 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.