Public Water Systems
8 active water systems in GU.
| 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 | — |