We found 34 public water systems that could serve the same population as Koa Campgrounds-williamsburg (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Water Country | County of York | 5,350 | 0 | 0 |
| Blb Family Housing | Hampton | 3,400 | 0 | 0 |
| YORKTOWN NAVAL WEAPONS STATION | County of York | 2,100 | 0 | 20 |
| Days Inn East | County of York | 1,800 | 0 | 0 |
| Lightfoot System | County of York | 1,747 | 0 | 3 |
| Queens Lake System | County of York | 1,375 | 0 | 23 |
| Hubbards Lane | County of York | 1,173 | 0 | 0 |
| YORKTOWN COAST GUARD (TRACEN) | York Co | 960 | 0 | 0 |
| Skimino/banbury Cross | County of York | 835 | 0 | 0 |
| Francis Nicholson Quality Inn | York | 820 | 0 | 0 |
| Cheatham Annex | County of York | 800 | 0 | 17 |
| YORK TERRACE SYSTEM | County of York | 755 | 0 | 2 |
| Koa Colonial Central | County of York | 609 | 0 | 5 |
| Nelson Park | County of York | 530 | 0 | 0 |
| Saint Mark Lutheran Church | York | 300 | 0 | 0 |
| Seven-eleven Store #21574 | York County | 300 | 0 | 0 |
| Camp Peary Us Dept Defense | York Co | 300 | 0 | 0 |
| Springfield Terrace | York | 280 | 0 | 0 |
| Carver Gardens Ycdpw | County of York | 263 | 0 | 26 |
| Waller Mill Park | County of York | 250 | 0 | 0 |
| Camp Skimino | County of York | 250 | 0 | 12 |
| YORK COUNTY LEISURE SERVICES | County of York | 200 | 0 | 0 |
| Carver Gardens | Rockville | 163 | 0 | 0 |
| Gazebo Restaurant | York | 160 | 0 | 0 |
| Kin Kaid Campground Tes | County of York | 150 | 0 | 0 |
| Pierce`s Pitt Bar-b-que | County of York | 142 | 0 | 0 |
| New Quarter Park | County of York | 100 | 0 | 0 |
| Grafton Trailer Ct G A Barbee | York County | 100 | 0 | 0 |
| Bruton Park | County of York | 80 | 0 | 0 |
| W J Harrell's Trailer Court | York | 63 | 0 | 0 |
| Subway Woodfin Convenience Store | County of York | 47 | 0 | 0 |
| Koa Campgrounds-high Ground | County of York | 45 | 0 | 0 |
| Richard White-wilson's Trail C | York | 42 | 0 | 0 |
| Stouts Mobile Home Park | County of York | 25 | 0 | 0 |