We found 13 public water systems that could serve the same population as Rio Vista Water Co (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Avondale City Of | Avondale | 83,001 | 147 | 180 |
| Phoenix-cashion | Avondale | 2,975 | 0 | 0 |
| Littleton School | Avondale | 1,350 | 0 | 0 |
| Wilhoit Water Co-glen Arm | Avondale | 400 | 0 | 0 |
| Lakin Water Co | Avondale | 300 | 0 | 0 |
| 1st Baptist Church/garden | Avondale | 200 | 0 | 0 |
| Arizona Machinery Co | Avondale | 50 | 0 | 0 |
| Del Rio Dairy | Avondale | 29 | 0 | 0 |
| Rigby Water Company - Childers | Avondale | 28 | 0 | 0 |
| Holy Cross Cemetery | Avondale | 25 | 0 | 0 |
| Westridge Jehovahs Witnesses | Avondale | 25 | 0 | 0 |
| City Of Avondale - Rigby | Avondale | 0 | 0 | 0 |
| Rigby Water Co - Holly Acres | Avondale | 0 | 0 | 0 |