US GYPSUM
PWS ID: OK2000601 · SOUTHARD, Oklahoma 73770
Population Served
280
Total Violations
280
Health-Based Violations
179
Water Source
Groundwater
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 30
- County
- Blaine
- School/Daycare
- No
- MCL Violations
- 177
- Monitoring Violations
- 90
- Treatment Tech Violations
- 2
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Nitrate-Nitrite | MCL | 168 | 2018 |
| Coliform (TCR) | MR | 24 | 2015 |
| Chlorine | MR | 16 | 2021 |
| Revised Total Coliform Rule | MON | 16 | 2021 |
| Nitrate | MCL | 9 | 1998 |
| Total Haloacetic Acids (HAA5) | MR | 5 | 2017 |
| TTHM | MR | 5 | 2017 |
| E. COLI | MR | 4 | 2020 |
| Methoxychlor | MR | 4 | 2020 |
| Glyphosate | MR | 4 | 2020 |
| Carbofuran | MR | 4 | 2020 |
| Nitrate-Nitrite | MR | 4 | 2024 |
| 2,4-D | MR | 4 | 2020 |
| LEAD AND COPPER RULE REVISIONS | TT | 2 | 2024 |
| LEAD AND COPPER RULE REVISIONS | RPT | 2 | 2024 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.