HARMONY ISD
PWS ID: TX2300029 · BIG SANDY, Texas 75755-3671
Population Served
1,170
Total Violations
54
Health-Based Violations
15
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Local
- Connections
- 1
- County
- Upshur
- School/Daycare
- Yes
- MCL Violations
- 11
- Monitoring Violations
- 12
- Treatment Tech Violations
- 4
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Coliform (TCR) | MCL | 11 | 2010 |
| Revised Total Coliform Rule | MON | 9 | 2025 |
| LEAD AND COPPER RULE REVISIONS | RPT | 4 | 2024 |
| LEAD AND COPPER RULE REVISIONS | TT | 4 | 2024 |
| Public Notice | Other | 3 | 2025 |
| Lead and Copper Rule | MR | 2 | 2015 |
| Coliform (TCR) | Other | 1 | 1992 |
| Coliform (TCR) | MR | 1 | 1992 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.