| Buchanan Cnty Public Schools - Council Elem & Hs | Council | 0.0023 |
| Andy Guest Shenandoah River State Park WWTP | Bentonville | 0.0022 |
| Bedford County Schools - Otter River Elem School | Goode | 0.0021 |
| Wythe Cnty Water And Wastewater - Austinville STP | Austinville | 0.0021 |
| Pittsylvania Co - Dan River High School | Ringgold | 0.002 |
| Hillsboro Town Wastewater Treatment Package Plant | Hillsboro | 0.002 |
| Washington County Public Schools | Abingdon | 0.0018 |
| Indian Hollow Elementary School | Winchester | 0.0018 |
| Unionville Elementary School | Unionville | 0.0017 |
| Charles City Administration Bu | Charles City | 0.0016 |
| Charlotte County Schools Bacon District Elementary | Saxe | 0.0016 |
| Scott County Schools - Twin Springs High | Nickelsville | 0.0015 |
| Washington County Public Schools - Holston High | Damascus | 0.0015 |
| Franklin County Schools - Windy Gap Elementary | Hardy | 0.0014 |
| John J Wright Educational And Cultural Center | Spotsylvania | 0.0013 |
| Lightfoot Elementary School | Unionville | 0.0012 |
| Skills USA Vica Wastewater Treatment Plant | Lucketts | 0.0012 |
| Washington County Public Schools -Valley Institute | Bristol | 0.001 |
| Scott County Schools - Hilton Elementary | Hiltons | 0.001 |
| Buchanan Cnty Psa - Deskins STP | Vansant | 0.00098 |
| Pittsylvania Co - Tunstall High School | Dry Fork | 0.00085 |
| Franklin County Schools - Callaway Elementary | Callaway | 0.00077 |
| Buchanan Cnty Psa - Council Industrial Park STP | Council | 0.00075 |
| Dahlgren District Wastewater Treatment Plant | Dahlgren | — |
| Franklin City - Wastewater Treatment Plant | Franklin | — |
