We found 12 public water systems that could serve the same population as San German (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Duey | Duey Quinonez, San German | 5,708 | 0 | 100 |
| Cain Alto | San German | 3,326 | 0 | 138 |
| El Rosario | San German | 1,426 | 0 | 62 |
| Pedregal | San German | 1,356 | 0 | 17 |
| Capriles | San German | 1,235 | 0 | 35 |
| El Japones | San German | 1,107 | 0 | 12 |
| Periche | San German | 1,100 | 0 | 328 |
| Hospital De La Concepcion | San German | 900 | 0 | 88 |
| Rosario Penon | San German | 340 | 0 | 0 |
| Com. Rio Piedras | San German | 220 | 0 | 284 |
| Lomas De Santa Marta | San German | 156 | 0 | 0 |
| Comunidad Mendez | San German | 60 | 0 | 0 |