We found 12 public water systems that could serve the same population as Saint Lawrence (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Mid-dakota Rural Water | Miller, Pierre | 10,200 | 30 | 1 |
| Miller | Miller | 1,489 | 0 | 11 |
| Miller | Miller | 680 | 0 | 8 |
| Blunt | Blunt, Miller | 354 | 0 | 80 |
| Alpena | Alpena, Miller | 286 | 0 | 29 |
| Sunshine Bible Academy | Miller | 240 | 0 | 123 |
| Saint Lawrence | Miller, Saint Lawrence | 198 | 0 | 115 |
| Miller, Village Of | Miller | 170 | 0 | 9 |
| Oahe Acres | Miller, Pierre | 93 | 0 | 0 |
| Hitchcock | Hitchcock, Miller | 91 | 0 | 0 |
| Sunshine Bible Elementary | Miller | 25 | 0 | 0 |
| Miller School Cardinal Baseball Field | Miller | 25 | 0 | 0 |