| Spokane River Canal | Spokane, WA | 16 miles | SE |
| South Branch Canal | Spokane, WA | 19.3 miles | SE |
| East Greenacres North Ditch | Kootenai, ID | 19.4 miles | SE |
| Pump High Lateral | Spokane, WA | 19.7 miles | SE |
| East Greenacres Main Ditch | Kootenai, ID | 19.8 miles | SE |
| East Greenacres East Ditch | Kootenai, ID | 20.3 miles | SE |
| Hy Line Ditch | Kootenai, ID | 23.7 miles | SE |
| Mikelson Canal | Kootenai, ID | 24.3 miles | SE |
| Swamp Creek Ditch | Sanders, MT | 77.7 miles | SE |
| Weber Coulee Syphon | Grant, WA | 98.6 miles | SW |
| Weber Branch Syphon | Grant, WA | 99 miles | SW |
| Sand Coulee Syphon | Grant, WA | 100.4 miles | SW |
| Rocky Coulee Syphon | Grant, WA | 100.6 miles | SW |
| Lind Coulee Siphon Number 1 | Adams, WA | 101 miles | SW |
| Lind Coulee Siphon Number 2 | Adams, WA | 101.4 miles | SW |
| East Low Canal | Grant, WA | 102.1 miles | SW |
| Rocky Coulee Wasteway | Grant, WA | 102.6 miles | SW |
| Weber Wasteway | Grant, WA | 102.6 miles | SW |
| Kansas Prairie Siphon | Adams, WA | 109.6 miles | SW |
| Shano Siphon | Adams, WA | 111.3 miles | SW |
| Scooteney Wasteway | Franklin, WA | 113.2 miles | SW |
| Goose Lake Wasteway | Grant, WA | 114.9 miles | SW |
| Wahluke Siphon | Franklin, WA | 118.4 miles | SW |
| Potholes Canal | Franklin, WA | 119.6 miles | SW |
| Crab Creek Wasteway | Grant, WA | 121.9 miles | SW |
| Wahluke Branch Canal | Franklin, WA | 122.4 miles | SW |
| DPE Thirtynine | Franklin, WA | 126 miles | SW |
| P E Sixteen Point Four Wasteway | Franklin, WA | 128.1 miles | SW |
| Wahluke Branch Ten Wasteway | Grant, WA | 128.3 miles | SW |
| Wahluke Branch Ten-A Wasteway | Franklin, WA | 128.8 miles | SW |
| Eltopia Branch Canal | Franklin, WA | 130.3 miles | SW |
| Fortysix A Wasteway | Franklin, WA | 130.7 miles | SW |
| W B Five K Wasteway | Franklin, WA | 131.6 miles | SW |
| Ringold Wasteway | Franklin, WA | 133.3 miles | SW |
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