OLA WATERWORKS
PWS ID: AR0000604 · OLA, Arkansas 72853
Population Served
1,204
Total Violations
230
Health-Based Violations
103
Water Source
Surface Water
System Details
- System Type
- Community
- Owner Type
- Local
- Connections
- 428
- County
- Yell
- School/Daycare
- No
- MCL Violations
- 90
- Monitoring Violations
- 93
- Treatment Tech Violations
- 13
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| TTHM | MCL | 74 | 2025 |
| Interim Enhanced Surface Water Treatment Rule | MR | 60 | 2005 |
| Surface Water Treatment Rule | MR | 18 | 2007 |
| Coliform (TCR) | MCL | 11 | 2009 |
| Coliform (TCR) | MR | 9 | 2011 |
| Lead and Copper Rule | TT | 8 | 2006 |
| Total Haloacetic Acids (HAA5) | MCL | 5 | 2007 |
| Surface Water Treatment Rule | TT | 5 | 1995 |
| Consumer Confidence Rule | Other | 3 | 2005 |
| Lead and Copper Rule | MR | 3 | 2007 |
| Surface Water Treatment Rule | Other | 3 | 1996 |
| Revised Total Coliform Rule | MON | 3 | 2023 |
| Public Notice | Other | 3 | 2023 |
| Coliform (Pre-TCR) | Other | 2 | 1990 |
| Coliform (TCR) | Other | 1 | 1997 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.