We found 19 public water systems that could serve the same population as Oak Harbor Water Department (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Green Cove Condominiums | Oak Harbor | 1,200 | 0 | 0 |
| Toledo Edison-davis Bess | Oak Harbor | 784 | 0 | 0 |
| Come Sail Away Condos Pws | Oak Harbor | 400 | 0 | 0 |
| Paradise Acres | Oak Harbor | 344 | 0 | 0 |
| Long Beach Association | Oak Harbor | 250 | 0 | 0 |
| Odnr-magee Marsh Wildlife Area | Oak Harbor | 200 | 0 | 0 |
| Turtle Point Marina-camp | Oak Harbor | 180 | 0 | 0 |
| Carroll Elementary Sch | Oak Harbor | 175 | 0 | 0 |
| Oak Harbor Golf Club Pws | Oak Harbor | 125 | 0 | 0 |
| Inland Mobile Home Park | Oak Harbor | 64 | 0 | 0 |
| Auxter/jones Amlc | Oak Harbor | 60 | 0 | 0 |
| Green Derby Tavern | Oak Harbor | 50 | 0 | 0 |
| Colony Club Association | Oak Harbor | 44 | 0 | 0 |
| Baumann Chevrolet-oldsmobile | Oak Harbor | 42 | 0 | 0 |
| Harder Amlc | Oak Harbor | 36 | 0 | 0 |
| Overmyer/jones Amlc | Oak Harbor | 30 | 0 | 0 |
| Inland Marina Pws | Oak Harbor | 30 | 0 | 0 |
| Ottawa Nat Wildlife Ref1 | Oak Harbor | 25 | 0 | 0 |
| Turtle Crk Ext Wat Sys | Oak Harbor | 17 | 0 | 0 |