| Red Well | Morrow, OR | 25.7 miles | SE |
| Boeing Well | Morrow, OR | 30.5 miles | SE |
| Poverty Ridge Well | Morrow, OR | 31.3 miles | SE |
| Flowing Well | Morrow, OR | 33.2 miles | SE |
| West Well | Morrow, OR | 39 miles | SE |
| Blacksmith Shop Well | Morrow, OR | 41.3 miles | SE |
| Sand Ranch Well | Morrow, OR | 44.1 miles | SE |
| Orcutt Well | Benton, WA | 44.2 miles | NE |
| South Spring Well | Morrow, OR | 44.5 miles | SE |
| Condon Water Supply Pump | Gilliam, OR | 46.1 miles | SE |
| Root Well | Benton, WA | 48.5 miles | NE |
| Big Well | Benton, WA | 49.3 miles | NE |
| Williams Wells | Benton, WA | 50 miles | NE |
| Youngs Well | Benton, WA | 50.5 miles | NE |
| Sweanys Well | Benton, WA | 50.5 miles | NE |
| Taylor Well | Benton, WA | 50.5 miles | NE |
| Idle Well | Benton, WA | 50.6 miles | NE |
| McGee Well | Benton, WA | 51.5 miles | NE |
| Edwards Well | Benton, WA | 51.8 miles | NE |
| Bofer Well | Benton, WA | 52.8 miles | NE |
| Amon Well | Benton, WA | 53.7 miles | NE |
| Le Duc Well | Wasco, OR | 56.5 miles | SW |
| Cresswell Well | Benton, WA | 57.4 miles | NE |
| Creswell Well | Benton, WA | 57.4 miles | NE |
| Heppner City Well | Morrow, OR | 66.6 miles | SE |
| Hope Valley Well | Franklin, WA | 69.3 miles | NE |
| Twin Wells | Umatilla, OR | 70.1 miles | SE |
| Divide Well | Umatilla, OR | 82.4 miles | SE |
| Thompson Flat Well | Morrow, OR | 84.2 miles | SE |
| Dry Well | Wasco, OR | 87.8 miles | SW |
| Coburn Well | Jefferson, OR | 93.2 miles | SW |
| Schmoker Well | Jefferson, OR | 96.9 miles | SW |
| Kutcher Well | Jefferson, OR | 97.9 miles | SW |
| Reichen Well | Jefferson, OR | 101.9 miles | SW |
| Suicide Well | Jefferson, OR | 102 miles | SW |
| Hardwick Well | Jefferson, OR | 102 miles | SW |
| Bennett Well | Jefferson, OR | 103.3 miles | SW |
| Reuter Well | Jefferson, OR | 103.4 miles | SW |
| Blanchard Well | Jefferson, OR | 104.1 miles | SW |
| Morrow Well | Jefferson, OR | 104.5 miles | SW |
| Boyce Pond Well | Jefferson, OR | 105.1 miles | SW |
| C W A Well | Jefferson, OR | 106.4 miles | SW |
| Degner Well | Jefferson, OR | 106.5 miles | SW |
| Dayton-Grant Well | Jefferson, OR | 106.8 miles | SW |
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