| Lake Washington Ship Canal | King, WA | 20.8 miles | NE |
| Walsh Lake Diversion Ditch | King, WA | 31.3 miles | SE |
| Centralia Canal | Thurston, WA | 32.2 miles | SE |
| Yelm Ditch | Thurston, WA | 35.4 miles | SE |
| Blooms Ditch | Thurston, WA | 38.1 miles | SW |
| Electron Flume | Pierce, WA | 40.8 miles | SE |
| Portage Canal | Jefferson, WA | 42.9 miles | NW |
| Smith Canal | Grays Harbor, WA | 53.7 miles | SW |
| Hill Ditch | Skagit, WA | 66.2 miles | NE |
| Drainage Ditch Number 1 | Pacific, WA | 81.9 miles | SW |
| Main Canal | Kittitas, WA | 82.5 miles | SE |
| Ditch Number Six | Cowlitz, WA | 87.1 miles | SW |
| Ditch Number Ten | Cowlitz, WA | 87.5 miles | SW |
| Ditch Number Eight | Cowlitz, WA | 88.3 miles | SW |
| Newman Siphon | Kittitas, WA | 90.5 miles | SE |
| Taneum Ditch | Kittitas, WA | 93.8 miles | SE |
| Uncle Tom Slough | Columbia, OR | 94.2 miles | SW |
| Yakima Tieton Main Canal | Yakima, WA | 94.4 miles | SE |
| South Branch Canal | Kittitas, WA | 95.7 miles | SE |
| Peshastin Ditch | Chelan, WA | 97.1 miles | NE |
| Ellensburg Power Canal | Kittitas, WA | 97.5 miles | SE |
| West Side Canal | Kittitas, WA | 97.8 miles | SE |
| Schell Ditch | Whatcom, WA | 98.4 miles | NE |
| South Branch Extension | Kittitas, WA | 98.6 miles | SE |
| Lateral A | Yakima, WA | 99.3 miles | SE |
| Lateral B | Yakima, WA | 99.6 miles | SE |
| Lateral F | Yakima, WA | 100.3 miles | SE |
| Lateral E | Yakima, WA | 100.7 miles | SE |
| Lateral C | Yakima, WA | 101.7 miles | SE |
| Clinesmith Irrigation Ditch | Kittitas, WA | 101.7 miles | SE |
| Wapatox Canal | Yakima, WA | 102.3 miles | SE |
| Fogarty Ditch | Kittitas, WA | 102.3 miles | SE |
| Selah Valley Canal | Yakima, WA | 102.7 miles | SE |
| John Cox Ditch | Yakima, WA | 103.1 miles | SE |
| Lateral G | Yakima, WA | 103.3 miles | SE |
| Shaw Knox Ditch | Yakima, WA | 103.4 miles | SE |
| Lowry Ditch | Yakima, WA | 103.4 miles | SE |
| Kelly Ditch | Yakima, WA | 103.9 miles | SE |
| Lesh Ditch | Yakima, WA | 104.5 miles | SE |
| Skipanon Waterway | Clatsop, OR | 104.8 miles | SW |
| Longmire Wenas Canal | Yakima, WA | 105.5 miles | SE |
| Lateral C | Yakima, WA | 106.7 miles | SE |
| Lateral R | Yakima, WA | 106.7 miles | SE |
| Lateral J | Yakima, WA | 106.9 miles | SE |
| Lateral P | Yakima, WA | 107 miles | SE |
| Lateral S | Yakima, WA | 107.2 miles | SE |
| Hellroaring Ditch | Yakima, WA | 108.4 miles | SE |
| Gleed Ditch | Yakima, WA | 108.6 miles | SE |
| Lateral K | Yakima, WA | 108.9 miles | SE |
| Lateral T | Yakima, WA | 109 miles | SE |
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