We found 67 public water systems that could serve the same population as Tri-county Water Assoc - Fairmont (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Fairmont City Of | Fairmont | 29,197 | 28 | 9 |
| Valley Falls Psd | Fairmont | 3,887 | 0 | 11 |
| Monongah Town Of | Monongah | 3,216 | 0 | 8 |
| Mannington City Of | Mannington | 2,003 | 0 | 17 |
| Little Creek Psd | Fairmont | 2,000 | 0 | 12 |
| Monumental Psd | Fairmont | 1,946 | 0 | 11 |
| Rivesville Town Of | Rivesville | 1,457 | 0 | 19 |
| Paw Paw Route 19 Psd | Paw Paw | 1,249 | 0 | 31 |
| Grant Town, Town Of | Grant Town | 1,240 | 0 | 28 |
| Bingamon Psd | Mannington | 1,213 | 0 | 22 |
| Ices Run Psd | Fairmont | 1,109 | 0 | 6 |
| Downs Psd | Rachel | 1,007 | 0 | 14 |
| Fairview Town Of | Fairview | 806 | 31 | 23 |
| Federal No 2 | County of Marion | 708 | 0 | 0 |
| Montana Water Assoc | Fairmont | 692 | 0 | 49 |
| Farmington Town Of | Farmington | 692 | 0 | 16 |
| WORTHINGTON TOWN OF | Worthington | 680 | 17 | 24 |
| Mannington Psd | Mannington | 590 | 0 | 11 |
| Federal No 1 Mine Eddy Portal | County of Marion | 538 | 0 | 0 |
| Consol Energy Metz Portal | Metz | 450 | 0 | 0 |
| Consol Energy Metz Portal | Metz | 450 | 0 | 0 |
| Ojw Psd | Joetown | 395 | 0 | 0 |
| Four States Psd | Four States | 380 | 0 | 50 |
| Hutchinson Community Water Assoc | Worthington | 370 | 0 | 5 |
| Eastern Associated Coal Corp | County of Marion | 350 | 0 | 0 |
| Ministers Run Water Assoc | Rivesville | 348 | 0 | 46 |
| Mannington Psd - Logansport | Logansport | 310 | 0 | 8 |
| Consolidation Coal Company | County of Marion | 300 | 0 | 0 |
| Consolidation Coal Company | County of Marion | 300 | 0 | 0 |
| Mannington Psd - Metz | Metz | 232 | 0 | 3 |
| Southern Ohio Coal Company | County of Marion | 210 | 0 | 0 |
| Lincoln Heights Improvement Assoc | Farmington | 197 | 0 | 0 |
| Sugar Lane Water Assoc | Rivesville | 194 | 0 | 64 |
| Fair Oaks Subdivision | Fairmont | 178 | 0 | 53 |
| Tri-county Water-bridge | County of Marion | 148 | 0 | 0 |
| Monumental P S D - Chesapeake | Fairmont | 133 | 0 | 23 |
| Tri County Water Assoc - Shinnston | Fairmont | 122 | 0 | 0 |
| Monongalia Co Bd Of Education | County of Marion | 120 | 0 | 0 |
| Country Club Estates Inc | Fairmont | 119 | 0 | 0 |
| Monongahela Power Company | County of Marion | 100 | 0 | 0 |
| Monongalia Co Bd Of Education | County of Marion | 100 | 0 | 0 |
| Consol Energy Sugar Run | Fairview | 100 | 0 | 0 |
| Boy Scout Camp-mingo Well | County of Marion | 100 | 0 | 0 |
| Boy Scout Camp-seneca Well | County of Marion | 100 | 0 | 0 |
| Little Laurel Run Improvement Assoc | Farmington | 73 | 0 | 0 |
| Rayford Acres | Fairmont | 71 | 0 | 0 |
| Sunny View Acres Water Project | Farmington | 68 | 0 | 0 |
| Marion Co Bd Of Education | County of Marion | 64 | 0 | 0 |
| Marion Co Bd Of Education | County of Marion | 55 | 0 | 0 |
| Elise Newlon | County of Marion | 50 | 0 | 0 |
| Evelyn Mccoy | County of Marion | 40 | 0 | 0 |
| Adrian C Tennant | County of Marion | 35 | 0 | 0 |
| Clara Glenn | County of Marion | 30 | 0 | 0 |
| Green Lakes Sports | Fairmont | 30 | 0 | 0 |
| Joe Urse | County of Marion | 30 | 0 | 0 |
| Vfw Post 5779 | County of Marion | 30 | 0 | 0 |
| Milford Kennedy | County of Marion | 25 | 0 | 0 |
| Lupos Metz Mart | County of Marion | 25 | 0 | 0 |
| WV DEPT. OF COMMERCE | County of Marion | 25 | 0 | 0 |
| Consolidation Coal Co | County of Marion | 25 | 0 | 0 |
| Marion County Parks And Recreation | County of Marion | 25 | 0 | 0 |
| Consolidation Coal Company | County of Marion | 25 | 0 | 0 |
| Marion County Parks And Recreation | County of Marion | 25 | 0 | 0 |
| Joe Urse | County of Marion | 25 | 0 | 0 |
| Consolidation Coal Company | County of Marion | 25 | 0 | 0 |
| Russell Price | County of Marion | 25 | 0 | 0 |
| Chicken Lizards | Mannington | 25 | 0 | 0 |