We found 15 public water systems that could serve the same population as Indianapolis. In-70 Truck Plaza (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Friendly Inn Restaurant | Clayton | 999 | 0 | 0 |
| Cascade Senior High School | Clayton | 933 | 0 | 78 |
| Hazelwood Christian Church | Clayton | 600 | 0 | 0 |
| Mill Creek East Elementary School | Clayton | 475 | 0 | 37 |
| Clayton Christian Church | Clayton | 130 | 0 | 21 |
| Clayton Cafe | Clayton | 125 | 0 | 21 |
| Chippys Ice Cream Parlor Llc | Clayton | 100 | 0 | 0 |
| Elite Property, Inc. | Clayton | 50 | 0 | 0 |
| Marthas Orchard | Clayton | 50 | 0 | 0 |
| Sti-bel Mobile Home Park | Clayton | 40 | 0 | 0 |
| Country Village Apartments | Clayton | 36 | 0 | 0 |
| Clayton Food Store | Clayton | 31 | 0 | 0 |
| Hazelwood Baptist Church | Clayton | 30 | 0 | 0 |
| Clayton/liberty Township Public Library | Clayton | 25 | 0 | 0 |
| Clayton Presbyterian Church | Clayton | 25 | 0 | 0 |