MOUNTAINBROOK S/D
PWS ID: NC0136165 · CARY, North Carolina 27511
Population Served
127
Total Violations
128
Health-Based Violations
0
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- Private
- Connections
- 50
- County
- Gaston
- School/Daycare
- No
- MCL Violations
- 0
- Monitoring Violations
- 112
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Arsenic | MR | 16 | 1991 |
| Gross Alpha, Excl. Radon and U | MR | 11 | 1994 |
| Barium | MR | 8 | 1991 |
| Chromium | MR | 8 | 1991 |
| Fluoride | MR | 8 | 1991 |
| Cadmium | MR | 8 | 1991 |
| Nitrate | MR | 8 | 1993 |
| Mercury | MR | 8 | 1991 |
| Selenium | MR | 8 | 1991 |
| Consumer Confidence Rule | Other | 6 | 2024 |
| Lead and Copper Rule | MR | 5 | 1994 |
| Beryllium, Total | MR | 4 | 1991 |
| Antimony, Total | MR | 4 | 1991 |
| CYANIDE | MR | 4 | 1991 |
| Thallium, Total | MR | 4 | 1991 |
| Nickel | MR | 4 | 1991 |
| Combined Radium (-226 and -228) | MR | 2 | 1980 |
| Gross Beta Particle Activity | MR | 2 | 1980 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.