We found 11 public water systems that could serve the same population as Chago Hernandez (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Aguadilla | Aguada, Aguadilla, Moca, Rincon | 132,716 | 136 | 514 |
| Teofilo Vega | Aguada | 1,432 | 0 | 0 |
| Rafael Matias | Aguada | 1,139 | 0 | 63 |
| Jaguey Chiquito | Aguada | 856 | 0 | 144 |
| Comunidad Gavino Negron | Aguada | 740 | 0 | 169 |
| Quebrada Larga | Aguada | 488 | 0 | 182 |
| Com. Aislada En Desarrollo | Aguada | 440 | 0 | 167 |
| Proyecto Aguas | Aguada | 412 | 0 | 58 |
| La Ceiba | Aguada | 400 | 0 | 118 |
| Com. Cerro Gordo Sec.el Parque | Aguada | 304 | 0 | 99 |
| Escuela Atalaya | Aguada | 270 | 0 | 0 |