| Oak Grove Ditch | Hood River, OR | 11.4 miles | SE |
| Low Line Ditch | Hood River, OR | 13.9 miles | SE |
| Farmers Ditch | Hood River, OR | 14.7 miles | SE |
| Dee Flat Ditch | Hood River, OR | 15.6 miles | SE |
| Highline Lateral | Hood River, OR | 16.4 miles | SE |
| Lost Creek Ditch | Skamania, WA | 16.4 miles | NE |
| Power Canal | Hood River, OR | 16.7 miles | SE |
| Central Lateral | Hood River, OR | 18.2 miles | SE |
| Neal Creek Lateral | Hood River, OR | 18.9 miles | SE |
| East Fork Main Canal | Hood River, OR | 19.4 miles | SE |
| Mount Hood Canal | Hood River, OR | 19.9 miles | SE |
| Volmer Ditch | Hood River, OR | 21.9 miles | SE |
| Glacier Ditch | Hood River, OR | 23 miles | SE |
| Crown Zellerback Power Ditch | Clark, WA | 28.8 miles | SW |
| China Ditch | Clark, WA | 31.4 miles | SW |
| Big Ditch | Clark, WA | 32 miles | SW |
| Sage Flat Ditch | Klickitat, WA | 32 miles | NE |
| Wolf Run Ditch | Wasco, OR | 33.3 miles | SE |
| Springer Ditch | Wasco, OR | 33.3 miles | SE |
| Orchard Ridge Ditch | Wasco, OR | 36.6 miles | SE |
| Hellroaring Ditch | Yakima, WA | 37 miles | NE |
| Dufur Ditch | Wasco, OR | 39.7 miles | SE |
| Peninsula Drainage Canal | Multnomah, OR | 39.9 miles | SW |
| Frog Creek Ditch | Wasco, OR | 41.3 miles | SE |
| Highland Ditch | Wasco, OR | 42.7 miles | SE |
| Threemile Ditch | Wasco, OR | 43.4 miles | SE |
| Clear Creek Ditch | Wasco, OR | 43.9 miles | SE |
| Lost Boulder Ditch | Wasco, OR | 45.2 miles | SE |
| Rock Creek Ditch | Wasco, OR | 46.3 miles | SE |
| Marquam Dry Lake Canal | Multnomah, OR | 46.6 miles | SW |
| Highline Ditch | Wasco, OR | 48.1 miles | SE |
| Oswego Canal | Clackamas, OR | 48.9 miles | SW |
| Wapinitia Canal | Wasco, OR | 51.1 miles | SE |
| Kelly Lateral | Wasco, OR | 52 miles | SE |
| Seely Ditch | Clackamas, OR | 54.4 miles | SW |
| Mill Creek Canal | Wasco, OR | 61.7 miles | SE |
| Drescher Ditch | Marion, OR | 62.2 miles | SW |
| Mill Creek Lateral | Wasco, OR | 62.8 miles | SE |
| Ditch Number Eight | Cowlitz, WA | 63 miles | NW |
| Ditch Number Six | Cowlitz, WA | 63.3 miles | NW |
| Ditch Number Ten | Cowlitz, WA | 63.5 miles | NW |
| Lousignont Canal | Washington, OR | 63.8 miles | SW |
| Toppenish Lateral | Yakima, WA | 64.9 miles | NE |
| Walker Ditch | Marion, OR | 67 miles | SW |
| Unit 2 Canal | Yakima, WA | 70.1 miles | NE |
| Jones Ditch | Marion, OR | 71.1 miles | SW |
| Low Line Pump Canal | Yakima, WA | 71.7 miles | NE |
| Shaw Knox Ditch | Yakima, WA | 72 miles | NE |
| Lake Labish Ditch | Marion, OR | 72.4 miles | SW |
| John Cox Ditch | Yakima, WA | 72.5 miles | NE |
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