We found 11 public water systems that could serve the same population as Helechal-guayabo (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Las Bocas | Barranquitas | 5,357 | 0 | 103 |
| Acued. Com. Bo. Quebradillas | Barranquitas | 1,862 | 0 | 165 |
| Acued. Rural Palmarito Cintron | Barranquitas | 720 | 0 | 158 |
| Com. Barrancas Centro | Barranquitas | 620 | 0 | 40 |
| Tabor | Barranquitas | 432 | 0 | 102 |
| Canabon Abajo | Barranquitas | 299 | 0 | 225 |
| Los Muchos | Barranquitas | 280 | 0 | 131 |
| Com. Do%a Mayo (el Llano Ii) | Barranquitas | 253 | 0 | 127 |
| La Tiza Ii | Barranquitas | 240 | 0 | 87 |
| Acued. Com. Sec. Joya Fria | Barranquitas | 220 | 0 | 0 |
| La Cueva Del Indio | Barranquitas | 136 | 0 | 0 |