We found 11 public water systems that could serve the same population as Marshall Co Rwd 1 (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Marysville, City Of | Marysville | 3,294 | 0 | 28 |
| Marshall Co Rwd 3 | Beattie | 1,900 | 0 | 37 |
| Blue Rapids, City Of | Blue Rapids | 971 | 0 | 9 |
| Frankfort, City Of | Frankfort | 692 | 42 | 7 |
| Waterville, City Of | Waterville | 644 | 0 | 8 |
| Axtell, City Of | Axtell | 400 | 0 | 13 |
| Beattie, City Of | Beattie | 193 | 0 | 15 |
| Summerfield, City Of | Summerfield | 150 | 0 | 8 |
| Vermillion, City Of | Vermillion | 108 | 0 | 0 |
| Oketo, City Of | Oketo | 64 | 0 | 0 |
| Bremen Water Association | Bremen | 63 | 0 | 0 |