Masefau ASG
PWS ID: AS9710855 · Pago Pago, American Samoa 96799
Population Served
457
Total Violations
34
Health-Based Violations
1
Water Source
Groundwater
System Details
- System Type
- Community
- Owner Type
- State
- Connections
- 89
- County
- Eastern District
- School/Daycare
- No
- MCL Violations
- 1
- Monitoring Violations
- 26
- Treatment Tech Violations
- 0
Violation History
Contaminant violations recorded by EPA.
| Contaminant | Category | Count | Latest |
|---|---|---|---|
| Combined Radium (-226 and -228) | MR | 7 | 2014 |
| Total Haloacetic Acids (HAA5) | MR | 4 | 2023 |
| TTHM | MR | 4 | 2023 |
| Consumer Confidence Rule | Other | 4 | 2022 |
| Lead and Copper Rule | MR | 3 | 2014 |
| Asbestos | MR | 2 | 2025 |
| E. COLI | MR | 2 | 2023 |
| Nitrate | MR | 2 | 2023 |
| Gross Beta Particle Activity | MR | 1 | 2012 |
| Coliform (TCR) | MCL | 1 | 2011 |
| Coliform (TCR) | MR | 1 | 2013 |
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025.
This data is provided for informational purposes only.