We found 12 public water systems that could serve the same population as Maple Valley Rest (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Richfield Twp. Campground | St. Helen | 312 | 0 | 0 |
| Louie's Fresh Market | St. Helen | 300 | 0 | 1 |
| Sunrise Convenience Store #20 | St. Helen | 200 | 0 | 4 |
| Artesia Beach Bath House | St. Helen | 180 | 0 | 6 |
| Cedar Inn Bar | St. Helen | 175 | 0 | 0 |
| American Legion Post 416 St. Helen | St. Helen | 164 | 0 | 1 |
| Hope Lutheran Church | St. Helen | 120 | 0 | 0 |
| St. Helen Senior Center | St. Helen | 75 | 0 | 0 |
| Dawn's Family Restaurant | St. Helen | 48 | 0 | 0 |
| Forwards St Helen | St. Helen | 25 | 0 | 0 |
| Primary Care Practice St. Helen | St. Helen | 25 | 0 | 0 |
| Ish's Corner | St. Helen | 25 | 0 | 0 |