We found 16 public water systems that could serve the same population as City Of Hills #1 (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Hills Bank And Trust Co | Hills | 940 | 0 | 0 |
| Caseys General Store(closed) | Hills | 706 | 0 | 0 |
| Hills Water Supply | Hills | 703 | 0 | 1 |
| Hills School-ia City Comm Schools | Hills | 193 | 0 | 0 |
| Eldon C Stutsman Inc | Hills | 165 | 0 | 0 |
| Country Side Inn | Hills | 150 | 0 | 0 |
| Hill Top | Hills | 110 | 0 | 0 |
| J-j's Tap | Hills | 100 | 0 | 0 |
| Atrium Village Retirement | Hills | 75 | 0 | 0 |
| Morning Glory Bakery/inspirations | Hills | 67 | 0 | 0 |
| Hills Bar & Grill | Hills | 55 | 0 | 0 |
| Old 218 Tap | Hills | 32 | 0 | 0 |
| Caseys Store 2512 - Hills | Hills | 30 | 0 | 0 |
| Hills Ball Park | Hills | 27 | 0 | 0 |
| Saint Joseph Church | Hills | 27 | 0 | 0 |
| Hills Community Building | Hills | 27 | 0 | 0 |