We found 11 public water systems in Pike county (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Pike-gibson Water, Inc. | Oakland City Junction | 8,425 | 0 | 14 |
| Petersburg Water Company | Petersburg | 4,018 | 0 | 4 |
| Otwell Water Corporation | Otwell | 2,100 | 0 | 13 |
| Winslow Water Works | Winslow | 1,075 | 0 | 110 |
| Otwell Water Corp. #2 | Otwell | 705 | 0 | 0 |
| Spurgeon Water Works | Spurgeon | 430 | 0 | 17 |
| Prosperity Mine | Petersburg | 350 | 0 | 0 |
| Stendal Water Corporatio | County of Pike | 250 | 0 | 0 |
| Midwestern Gas Transmission Co | Petersburg | 200 | 0 | 0 |
| Frank E Ratts Generating Station | Magret | 43 | 0 | 0 |
| Sugar Ridge Fish And Wildlife Area | Petersburg | 25 | 0 | 0 |