We found 55 public water systems that could serve the same population as Troy Resort (ordered by population size).
| Name | Areas served | Population served | Contaminant count | Violation count |
|---|---|---|---|---|
| Oprd Wallowa Lake State Park | County of Wallowa | 3,708 | 0 | 0 |
| Enterprise, City Of | County of Wallowa | 1,985 | 0 | 32 |
| Joseph, City Of | County of Wallowa | 1,095 | 0 | 54 |
| Wallowa, City Of | County of Wallowa | 810 | 0 | 30 |
| Wallowa Lake Co Service Dist | County of Wallowa | 350 | 0 | 75 |
| Wallowa Lake Tramway | County of Wallowa | 300 | 0 | 47 |
| Lostine, City Of | County of Wallowa | 215 | 0 | 94 |
| Lakeshore Wtr & Develop Co-op | County of Wallowa | 165 | 0 | 83 |
| Wallowa Methodist Camp | County of Wallowa | 160 | 0 | 0 |
| Harris Water System | County of Wallowa | 150 | 0 | 0 |
| Methodist Water District | County of Wallowa | 150 | 0 | 0 |
| Chief Joseph Resort Water Dist | County of Wallowa | 150 | 0 | 0 |
| Camp Wallowa %blue Mt Cnl Bsa | County of Wallowa | 150 | 0 | 0 |
| Upper Wallowa Lake Water Dist | County of Wallowa | 110 | 0 | 0 |
| Lakeshore Water & Development | Helen L Reid | 100 | 0 | 0 |
| Lake Shore | County of Wallowa | 100 | 0 | 0 |
| High Lostine Estates | John Aldred | 76 | 0 | 0 |
| Usfs Coyote Cg | W Whitman Nf | 60 | 0 | 0 |
| Wallowa Forest Products | County of Wallowa | 55 | 0 | 0 |
| Rimrock Inn | County of Wallowa | 50 | 0 | 0 |
| Imnaha Water System | County of Wallowa | 50 | 0 | 0 |
| Mountain View Motel & Rv Park | County of Wallowa | 40 | 0 | 0 |
| Wallowa Mtn Visitor Center | County of Wallowa | 40 | 0 | 0 |
| Joseph Timber Co | County of Wallowa | 35 | 0 | 0 |
| Spring Creek Water District | County of Wallowa | 30 | 0 | 0 |
| Usfs French Campground | County of Wallowa | 28 | 0 | 0 |
| Red's Wallowa Horse Ranch | County of Wallowa | 28 | 0 | 0 |
| Aneroid Lake Sports | County of Wallowa | 28 | 0 | 0 |
| Imnaha Water System | County of Wallowa | 28 | 0 | 0 |
| Usfs Joseph Ranger Station | County of Wallowa | 28 | 0 | 0 |
| Old Pats Cabins | County of Wallowa | 28 | 0 | 0 |
| Minam Motel | County of Wallowa | 28 | 0 | 0 |
| Aneroid Lake Sports | County of Wallowa | 28 | 0 | 0 |
| Kenneth Hall Water System | County of Wallowa | 25 | 0 | 0 |
| Oprd Minam Rec Area-south | County of Wallowa | 25 | 0 | 0 |
| Oprd Minam Rec Area-north | County of Wallowa | 25 | 0 | 0 |
| Usfs Shady Cg | W Whitman Nf | 25 | 0 | 0 |
| Usfs Buckhorn Cg | W Whitman Nf | 25 | 0 | 0 |
| Alpen Snack | County of Wallowa | 25 | 0 | 0 |
| Troy Resort % Roger Wilson | County of Wallowa | 25 | 0 | 0 |
| Usfs Two Pan Cg | W Whitman Nf | 25 | 0 | 0 |
| Usfs Memaloose Gs Heli Base | W Whitman Nf | 25 | 0 | 0 |
| Usfs Lick Creek Campground | County of Wallowa | 25 | 0 | 0 |
| Valis Alpine Deli/restaurant | County of Wallowa | 23 | 0 | 0 |
| Log House Rv Park & Cg | County of Wallowa | 20 | 0 | 0 |
| Imnaha Elem.% C.anderson,ht | County of Wallowa | 12 | 0 | 0 |
| Usfs Mottet Campground | County of Wallowa | 10 | 0 | 0 |
| Troy Elementary Sd #54 | County of Wallowa | 10 | 0 | 0 |
| Usfs Sled Springs Guard Sta. | County of Wallowa | 10 | 0 | 0 |
| Usfs Hidden Campground | County of Wallowa | 10 | 0 | 0 |
| Usfs Ollokot Campground (hp) | County of Wallowa | 9 | 0 | 0 |
| Usfs Coverdale Cg & Gs | County of Wallowa | 4 | 0 | 0 |
| Usfs Indian Crossing Cg (hp) | County of Wallowa | 0 | 0 | 0 |
| Usfs Vigne Campground | County of Wallowa | 0 | 0 | 0 |
| Usfs Blackhorse Cg | County of Wallowa | 0 | 0 | 0 |