We found 15 public water systems that could serve the same population as Kingston Water District (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Suez Water | South Kingstown | 19,800 | 20 | 11 |
| University Of Rhode Island | South Kingstown | 19,145 | 19 | 5 |
| South Kingstown-south Shore | South Kingstown | 4,976 | 0 | 15 |
| South Kingstown-middlebridge | South Kingstown | 543 | 0 | 6 |
| YMCA CAMP FULLER | South Kingstown | 350 | 0 | 28 |
| Camp Jori | South Kingstown | 250 | 0 | 10 |
| ZZ*IN*MOBIL SERVICE STATION 12005 | South Kingstown | 200 | 0 | 0 |
| Kingston Hill Academy | South Kingstown | 180 | 0 | 1 |
| South Kingstown Nursing And Rehabilitati | South Kingstown | 175 | 0 | 6 |
| ZZ*IN*TOWER HOUSE CORP-DBA COACHMAN MOT | South Kingstown | 172 | 0 | 0 |
| Hillsdale Housing Cooperative, Inc. | South Kingstown | 170 | 0 | 29 |
| Camp Hoffman | South Kingstown | 160 | 0 | 7 |
| Joseph Videtta Realty Trust | South Kingstown | 157 | 0 | 1 |
| Meadowbrook Waldorf School | South Kingstown | 150 | 0 | 0 |
| West Kingston Park | South Kingstown | 100 | 0 | 0 |