SONTARA OLD HICKORY, INC.
PWS ID: TN0004300 · OLD HICKORY, Tennessee 37183
Population Served
604
Total Violations
297
Health-Based Violations
103
Water Source
Surface Water
System Details
- System Type
- Non-Transient Non-Community
- Owner Type
- Private
- Connections
- 1
- County
- Davidson
- School/Daycare
- No
- MCL Violations
- 51
- Monitoring Violations
- 170
- Treatment Tech Violations
- 52
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Interim Enhanced Surface Water Treatment Rule | TT | 48 | 2022 |
| Total Haloacetic Acids (HAA5) | MCL | 41 | 2011 |
| Public Notice | Other | 17 | 2018 |
| Coliform (TCR) | MR | 15 | 2004 |
| TTHM | MCL | 10 | 2011 |
| Surface Water Treatment Rule | MR | 8 | 2002 |
| CARBON, TOTAL | MR | 6 | 2006 |
| E. COLI | MR | 5 | 2009 |
| Surface Water Treatment Rule | TT | 4 | 2015 |
| Simazine | MR | 4 | 2017 |
| Picloram | MR | 4 | 2017 |
| 2,4-D | MR | 4 | 2017 |
| Xylenes, Total | MR | 4 | 2016 |
| o-Dichlorobenzene | MR | 4 | 2016 |
| 1,1-Dichloroethylene | MR | 4 | 2016 |
| trans-1,2-Dichloroethylene | MR | 4 | 2016 |
| Carbon tetrachloride | MR | 4 | 2016 |
| 1,2-Dichloropropane | MR | 4 | 2016 |
| Trichloroethylene | MR | 4 | 2016 |
| Tetrachloroethylene | MR | 4 | 2016 |
| CHLOROBENZENE | MR | 4 | 2016 |
| Benzene | MR | 4 | 2016 |
| Ethylbenzene | MR | 4 | 2016 |
| TTHM | MR | 4 | 2021 |
| 1,2-Dichloroethane | MR | 4 | 2016 |
| cis-1,2-Dichloroethylene | MR | 4 | 2016 |
| Toluene | MR | 4 | 2016 |
| 1,1,2-Trichloroethane | MR | 4 | 2016 |
| Styrene | MR | 4 | 2016 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2021 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.