We found 16 public water systems that could serve the same population as West Omaha Koa (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Gretna, City Of | Gretna | 8,885 | 0 | 13 |
| Sarpy Co Sid 158 - Tiburon Golf Course | Gretna | 1,725 | 0 | 2 |
| Gretna Sports Complex | Gretna | 300 | 0 | 0 |
| Nebraska Crossing | Gretna | 300 | 0 | 0 |
| Sarpy Co Sid 230 - Cinnamon Acres | Gretna | 270 | 0 | 0 |
| Eastern Nebraska 4-h Center | Gretna | 200 | 0 | 11 |
| Sarpy Co Sid 34 - Sarpy Heights | Gretna | 125 | 0 | 7 |
| Holy Family Shrine | Gretna | 90 | 0 | 0 |
| Sarpy Co Sid 29 - Westridge Farms, Inc | Gretna | 81 | 0 | 0 |
| Sarpy Co Sid 24 - Thousand Oaks | Gretna | 60 | 0 | 0 |
| Schramm Sra - Ng & Pc | Gretna | 50 | 0 | 0 |
| Flying J Travel Plaza | Gretna | 30 | 0 | 0 |
| Boss Truck Shop Inc-gretna | Gretna | 26 | 0 | 0 |
| Linoma Lighthouse, Llc | Gretna | 25 | 0 | 0 |
| Aksarben Aquarium - Ng & Pc | Gretna | 25 | 0 | 0 |
| Nebraski, Inc | Gretna | 25 | 0 | 0 |