We found 55 public water systems that could serve the same population as Mason Co Psd - Ashton (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Mason Co Psd-crab Creek | Point Pleasant | 6,002 | 0 | 6 |
| Point Pleasant Water Works | Point Pleasant | 5,290 | 0 | 134 |
| Mason Co Psd-letart | Letart, Point Pleasant | 3,376 | 0 | 18 |
| Mason Co Psd-lakin Dist | Lakin, Point Pleasant | 3,037 | 0 | 18 |
| Mason Water Dept | Mason | 2,038 | 8 | 103 |
| New Haven Water Dept | New Haven | 1,920 | 0 | 9 |
| J-2-y-35 Water | Point Pleasant | 1,225 | 0 | 69 |
| Mason County Psd | County of Mason | 1,050 | 0 | 0 |
| Gallipolis Ferry | Gallipolis Ferry (rr Name Gall | 995 | 0 | 13 |
| Hartford Town Of | Hartford City (corporate Name | 630 | 0 | 113 |
| Leon Water System | County of Mason | 503 | 0 | 0 |
| Mason County Psd-camp Conley | Point Pleasant | 458 | 0 | 6 |
| Central Operating Company | County of Mason | 362 | 0 | 0 |
| M And G Polymers U S A Llc | Apple Grove | 325 | 0 | 0 |
| Lakin State Hospital | County of Mason | 315 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 279 | 0 | 0 |
| Mountaineer Plant | New Haven | 250 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 211 | 0 | 0 |
| Akzo Chemicals Inc | Gallipolis Ferry (rr Name Gall | 194 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 185 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 103 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 100 | 0 | 0 |
| Felman Production Inc | New Haven | 100 | 0 | 0 |
| Huntington Christian Academy | County of Mason | 100 | 0 | 0 |
| County of Mason | 100 | 0 | 0 | |
| Hidden Valley Country Club | County of Mason | 100 | 0 | 0 |
| Mason Co Psd-foglesong Dist | Mason, Point Pleasant | 89 | 0 | 0 |
| Mason Co Rd Of Education | County of Mason | 84 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 83 | 0 | 0 |
| The Pantasote Company | County of Mason | 80 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 76 | 0 | 0 |
| Ashton Riverview Campground | County of Mason | 75 | 0 | 0 |
| Shady Waters Campground | County of Mason | 74 | 0 | 0 |
| Robert D Roush | County of Mason | 70 | 0 | 0 |
| Racine Locks And Dams | Letart | 68 | 0 | 0 |
| Mason Co Rd Of Education | County of Mason | 59 | 0 | 0 |
| Mason Co Psd-potters Creek | County of Mason | 55 | 0 | 0 |
| Indiana & Michigan Electric Co | County of Mason | 55 | 0 | 0 |
| Mason Co Bd Of Education | County of Mason | 51 | 0 | 0 |
| Jim Pierce | County of Mason | 50 | 0 | 0 |
| 9926035 Cornstalk Restaurant | County of Mason | 40 | 0 | 0 |
| Pauline Beegle | County of Mason | 40 | 0 | 0 |
| Susan Martin Payne | County of Mason | 30 | 0 | 0 |
| Hitching Post | County of Mason | 30 | 0 | 0 |
| Lola R Young | County of Mason | 30 | 0 | 0 |
| Kanawha River Campground | Leon | 25 | 0 | 0 |
| Southside Grocery | County of Mason | 25 | 0 | 0 |
| Mason County Bd Of Education | County of Mason | 25 | 0 | 0 |
| 4-h Camp | County of Mason | 25 | 0 | 0 |
| Pauline Beegle | County of Mason | 25 | 0 | 0 |
| Chief Cornstalk | County of Mason | 25 | 0 | 0 |
| George D & Linda R Mcclellan | County of Mason | 25 | 0 | 0 |
| Rosetta Sue James | County of Mason | 25 | 0 | 0 |
| Rockers | County of Mason | 25 | 0 | 0 |
| Surplus Land Corp | County of Mason | 25 | 0 | 0 |