Public Water Systems
458 active public water systems in PR, tracked from EPA's Safe Drinking Water Information System (SDWIS) across all 50 states. See our methodology.
| System Name | Location | Population | Violations | PFAS |
|---|---|---|---|---|
| Lago Guajataca | Isabela, PR | 11,187 | 573 | Clean |
| Las Bocas | Santurce, PR | 10,998 | 309 | Detected |
| Hormiguero | Hormiguero, PR | 10,541 | 335 | Clean |
| Cocos | Salinas, PR | 9,956 | 899 | Clean |
| Tierra Nueva Rabanos | Manati, PR | 9,924 | 41 | - |
| Ponce de Leon | Mayaguez, PR | 9,740 | 114 | - |
| Maunabo Urbano | Maunabo, PR | 9,310 | 564 | Detected |
| Quebrada | Hatillo, PR | 9,260 | 226 | Clean |
| Aceitunas | Santurce, PR | 8,961 | 279 | Clean |
| Salinas Urbano | Salinas, PR | 8,894 | 396 | Detected |
| Luquillo Urbano | Luquillo, PR | 8,880 | 678 | Clean |
| Corozal Urbano | Corozal, PR | 8,619 | 446 | Detected |
| Guayanilla Urbano | Guayanilla, PR | 7,986 | 301 | Clean |
| Jayuya Urbano | Jayuya, PR | 7,644 | 302 | Detected |
| Garrochales | Arecibo, PR | 7,439 | 156 | Clean |
| U.c.p.r | Ponce, PR | 7,416 | 617 | Detected |
| Las Marias | Las Marias, PR | 7,166 | 206 | Clean |
| Guanica Urbano | Guanica, PR | 6,838 | 91 | Clean |
| Experimental | Juana Diaz, PR | 6,427 | 60 | Detected |
| US Army, Fort Buchanan | Guaynabo, PR | 6,411 | 241 | Detected |
| Coqui | Salinas, PR | 6,307 | 421 | Clean |
| Alturas | Vega Baja, PR | 6,242 | 53 | - |
| Ensenada | Guanica, PR | 6,122 | 91 | Clean |
| Duey | Yauco, PR | 5,708 | 182 | - |
| Miraflores | Arecibo, PR | 5,596 | 80 | - |
| Aibonito Urbano | Santurce, PR | 5,524 | 307 | Detected |
| Cerrillos | Ponce, PR | 5,500 | 135 | Clean |
| Cedro Arriba | Naranjito, PR | 5,482 | 623 | Clean |
| Bo Nuevo | Bayamon, PR | 5,185 | 160 | Clean |
| Aruz | Juana Diaz, PR | 5,097 | 259 | Detected |
| Roncador | Utuado, PR | 4,678 | 99 | Clean |
| Coamo Urbano | Coamo, PR | 4,592 | 227 | Clean |
| Ciales Urbano | Ciales, PR | 4,563 | 264 | Clean |
| Jaguas Pozas | Ciales, PR | 4,563 | 146 | Clean |
| Amgen Manufacturing, Ltd | Juncos, PR | 4,485 | 2 | - |
| Quebrada Arenas | San Lorenzo, PR | 4,451 | 0 | - |
| Almirante Norte | Vega Baja, PR | 4,285 | 163 | - |
| Jacaguas | Juana Diaz, PR | 4,269 | 732 | Detected |
| Jagual | San Lorenzo, PR | 3,992 | 224 | Clean |
| Cienega | Santurce, PR | 3,904 | 15 | Clean |
| Rayo | Sabana Grande, PR | 3,855 | 28 | - |
| Plata I Y II | Moca, PR | 3,770 | 80 | Clean |
| Pugnado | Vega Baja, PR | 3,556 | 156 | Detected |
| La Grua | Santurce, PR | 3,527 | 162 | Clean |
| Barranquitas Urbano | Barranquitas, PR | 3,511 | 662 | Clean |
| Maricao | Maricao, PR | 3,474 | 119 | Clean |
| Bajadero | Arecibo, PR | 3,420 | 48 | Clean |
| Garzas | Adjuntas, PR | 3,402 | 145 | Clean |
| Piedras Blancas | Guayanilla, PR | 3,391 | 50 | Clean |
| Villalba Urbano | Villalba, PR | 3,362 | 273 | - |