We found 35 public water systems that could serve the same population as Grand Forks-traill Water District (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Grand Forks City Of | Grand Forks | 57,339 | 36 | 9 |
| Grand Forks Air Force Base | County of Grand Forks | 3,772 | 0 | 9 |
| Agassiz Water Users District | County of Grand Forks | 3,438 | 0 | 3 |
| Larimore City Of | Larimore | 1,346 | 0 | 0 |
| Northwood City Of | Northwood | 945 | 0 | 6 |
| Emerado City Of | Emerado | 414 | 0 | 5 |
| Gilby City Of | County of Grand Forks | 268 | 0 | 0 |
| Manvel City Of | County of Grand Forks | 265 | 0 | 0 |
| Villa Vista | County of Grand Forks | 250 | 0 | 0 |
| Reynolds City Of | County of Grand Forks | 236 | 0 | 0 |
| Inkster City Of | County of Grand Forks | 198 | 0 | 0 |
| Arvilla Water Users Association | Arvilla | 150 | 0 | 1 |
| Turtle River State Park | County of Grand Forks | 100 | 0 | 0 |
| Forest River Colony | County of Grand Forks | 100 | 0 | 0 |
| Larimore Rest Area | County of Grand Forks | 75 | 0 | 0 |
| Romas Pizza | County of Grand Forks | 50 | 0 | 0 |
| Molly's Pizza | County of Grand Forks | 50 | 0 | 0 |
| Forest River Community School | County of Grand Forks | 50 | 0 | 0 |
| Granger's Trailer Court | County of Grand Forks | 31 | 0 | 0 |
| Bible Baptist Youth Camp | County of Grand Forks | 30 | 0 | 0 |
| Dave's Cafe | County of Grand Forks | 30 | 0 | 0 |
| Larsons Drive Inn | County of Grand Forks | 30 | 0 | 0 |
| Spot Lounge | County of Grand Forks | 25 | 0 | 0 |
| Forest River Recreation Area | County of Grand Forks | 25 | 0 | 0 |
| The Office (mc Canna) | County of Grand Forks | 25 | 0 | 0 |
| Hugo's Store 3 | County of Grand Forks | 25 | 0 | 0 |
| Leever's Super Valu | County of Grand Forks | 25 | 0 | 0 |
| Hugo's Store 6 | County of Grand Forks | 25 | 0 | 0 |
| Food Bonanza | County of Grand Forks | 25 | 0 | 0 |
| Merrifield City Of | County of Grand Forks | 0 | 0 | 0 |
| Mekinoch City Of | County of Grand Forks | 0 | 0 | 0 |
| Honeyford City Of | County of Grand Forks | 0 | 0 | 0 |
| Johnstown City Of | County of Grand Forks | 0 | 0 | 0 |
| Turtle River State Park | County of Grand Forks | 0 | 0 | 0 |
| Thompson City Of | County of Grand Forks | 0 | 0 | 0 |