Public Water Systems
8 active public water systems in GU, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Gwa Northern Water System | Mangilao, GU | 139,207 | 30 | Detected |
| Guam International Airport Authority | Tamuning, GU | 138,336 | 2 | - |
| Gwa Central Water System | Mangilao, GU | 21,398 | 106 | Clean |
| U.S. Navy Water System | Fp, GU | 12,780 | 23 | Detected |
| Andersen Air Force Base Water System | Apo Ap, GU | 7,700 | 10 | Detected |
| Gwa Southern Water System | Mangilao, GU | 5,801 | 24 | Clean |
| Guam Regional Medical City | Dededo, GU | 1,100 | 3 | - |
| Guam Plaza Resort Water System | Tumon, GU | 1,095 | 5 | - |