American Samoa Water Quality
Health violation data for 10 community water systems in American Samoa. Based on EPA Safe Drinking Water Information System (SDWIS) data.
Water Systems
10
Total Violations
278
Systems with Violations
7
Cities with Issues
1
Water Systems with Most Violations
| # | Water System | Violations | Health |
|---|---|---|---|
| 1 | Aunuu ASG Pago Pago | 129 | Yes |
| 2 | Central ASG Pago Pago | 53 | Yes |
| 3 | Aoa ASG Pago Pago | 51 | Yes |
| 4 | Ofu - Olosega ASG Pago Pago | 21 | Yes |
| 5 | Fitiuta ASG Pago Pago | 13 | Yes |
| 6 | Tau-Faleasao ASG Pago Pago | 8 | Yes |
| 7 | Afono ASG Pago Pago | 3 | Yes |
Most Common Contaminants in American Samoa
| Contaminant | Violations | Systems Affected |
|---|---|---|
| Total Trihalomethanes (TTHM) | 96 | 1 |
| E. coli | 73 | 6 |
| Fluoride | 69 | 5 |
| Haloacetic Acids (HAA5) | 21 | 1 |
| Total Coliform (RTCR) | 16 | 3 |
| Combined Radium 226/228 | 2 | 1 |
| Arsenic | 1 | 1 |
Cities with Water Quality Issues
Explore More
About This Data
Water quality data is from the EPA Safe Drinking Water Information System (SDWIS). Health-based violations include Maximum Contaminant Level (MCL) and Treatment Technique (TT) violations. Only community water systems (CWS) in American Samoa are included.
Source: U.S. Environmental Protection Agency, SDWIS Federal Reporting Services U.S. Environmental Protection Agency, SDWIS Federal Reporting Services
Read our methodology - how this data is sourced, computed, and verified.