| High Lift Canal | Walla Walla, WA | 1.9 miles | NE |
| Columbia Canal Number 2 | Benton, WA | 2.7 miles | SW |
| Columbia Canal Number 3 | Benton, WA | 4.1 miles | SW |
| Columbia Canal Number 1 | Benton, WA | 4.1 miles | SW |
| Division Four Canal | Benton, WA | 6 miles | SW |
| Highlift Canal | Benton, WA | 6.6 miles | SW |
| Franklin County Irrigation Canal | Franklin, WA | 9.1 miles | NW |
| Highland Feeder Canal | Benton, WA | 9.4 miles | SW |
| A P Lateral | Benton, WA | 9.4 miles | SW |
| A P Canal | Benton, WA | 9.8 miles | SW |
| Lateral Number 1.8 (historical) | Benton, WA | 9.9 miles | SW |
| Amon Wasteway | Benton, WA | 11.5 miles | NW |
| Esquatzel Diversion Channel | Franklin, WA | 12.5 miles | NW |
| Columbia Canal | Benton, WA | 12.5 miles | NW |
| Pasco Pump Lateral Canal | Franklin, WA | 12.6 miles | NW |
| East Badger Lateral | Benton, WA | 14 miles | NW |
| West Badger Lateral | Benton, WA | 17.4 miles | NW |
| Touchet West Side Ditch | Walla Walla, WA | 18.6 miles | SE |
| Horn Rapids Ditch | Benton, WA | 19 miles | NW |
| Touchet East Side Ditch | Walla Walla, WA | 19.4 miles | SE |
| Kennewick Main Canal | Benton, WA | 19.5 miles | NW |
| Horn Rapids Canal | Benton, WA | 20.3 miles | NW |
| Mousser Hall Ditch | Walla Walla, WA | 21.2 miles | SE |
| Eltopia Branch Canal | Franklin, WA | 21.2 miles | NW |
| Gardena Ditch | Walla Walla, WA | 21.6 miles | SE |
| McWhorter Canal | Benton, WA | 21.8 miles | NW |
| South Ditch | Umatilla, OR | 22.4 miles | SE |
| Ringold Wasteway | Franklin, WA | 22.7 miles | NW |
| Mud District Number 7 Canal | Walla Walla, WA | 23.5 miles | SE |
| Mud Creek Canal | Walla Walla, WA | 23.6 miles | SE |
| O Pipe | Umatilla, OR | 23.8 miles | SW |
| O Canal | Umatilla, OR | 23.9 miles | SW |
| T Canal | Umatilla, OR | 23.9 miles | SW |
| Fortysix A Wasteway | Franklin, WA | 23.9 miles | NW |
| OB Lateral | Umatilla, OR | 24.1 miles | SW |
| Brownell Ditch | Umatilla, OR | 24.1 miles | SW |
| OA Lateral | Umatilla, OR | 24.2 miles | SW |
| S Canal | Umatilla, OR | 24.4 miles | SW |
| Demaris Ditch | Walla Walla, WA | 24.5 miles | SE |
| Umatilla Drain | Umatilla, OR | 24.9 miles | SW |
| Short Low Ditch | Umatilla, OR | 24.9 miles | SE |
| Garden City Ditch | Walla Walla, WA | 25 miles | SE |
| L Canal | Umatilla, OR | 25.1 miles | SW |
| Love Loney Ditch | Umatilla, OR | 25.2 miles | SE |
| Williams Ditch | Walla Walla, WA | 25.2 miles | SE |
| Mud District Number 2 Canal | Walla Walla, WA | 25.2 miles | SE |
| Short Low Ditch (historical) | Walla Walla, WA | 25.3 miles | SE |
| M Canal | Umatilla, OR | 25.3 miles | SW |
| Kiona Canal | Benton, WA | 25.5 miles | NW |
| R-3 Pipe | Umatilla, OR | 26 miles | SW |
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