| Messinger Lower Range | Morrow, OR | 30.3 miles | SE |
| North Channel Columbia River | Benton, WA | 32 miles | SE |
| Messinger Middle Range | Morrow, OR | 32.1 miles | SE |
| Messinger Upper Range | Morrow, OR | 32.7 miles | SE |
| South Channel | Morrow, OR | 33.3 miles | SE |
| Hells Gate Channel Range B | Sherman, OR | 33.4 miles | SW |
| South Channel Columbia River | Benton, WA | 33.4 miles | SE |
| Hells Gate | Klickitat, WA | 34.3 miles | SW |
| South Channel Range C | Sherman, OR | 35.7 miles | SW |
| South Channel | Klickitat, WA | 36.1 miles | SW |
| South Channel | Sherman, OR | 36.2 miles | SW |
| South Channel Range B | Wasco, OR | 36.3 miles | SW |
| Irrigon Lower Range | Morrow, OR | 37.7 miles | SE |
| Irrigon Middle Range Channel | Morrow, OR | 41.3 miles | SE |
| McNary Range Channel | Umatilla, OR | 48.2 miles | SE |
| Spawning Channel | Umatilla, OR | 49 miles | SE |
| Bingen Range Channel | Wasco, OR | 58 miles | SW |
| Hanford Reach | Benton, WA | 64.6 miles | NE |
| West Channel | Benton, WA | 64.8 miles | NE |
| Homly Channel | Benton, WA | 65.6 miles | NE |
| Wallula Gap | Walla Walla, WA | 66.3 miles | NE |
| Little White Salmon Range Channel | Hood River, OR | 66.8 miles | SW |
| Cook Point Range Channel | Hood River, OR | 68.2 miles | SW |
| Wind Mountain Lower Range Channel | Hood River, OR | 74.7 miles | SW |
| Entrance to Bonneville Lock | Multnomah, OR | 82.2 miles | SW |
| Hamilton Island Reach | Multnomah, OR | 83.3 miles | SW |
| Warrendale Upper Range | Multnomah, OR | 84 miles | SW |
| Warrendale Lower Range | Multnomah, OR | 85 miles | SW |
| McGowans Channel | Multnomah, OR | 85.9 miles | SW |
| Multnomah Falls Upper Range | Multnomah, OR | 88 miles | SW |
| Multnomah Falls Bar Range | Multnomah, OR | 90.6 miles | SW |
| Fashion Reef Lower Range | Multnomah, OR | 92 miles | SW |
| Candiana Channel | Multnomah, OR | 92.9 miles | SW |
| Broughton Reach | Multnomah, OR | 93.6 miles | SW |
| Cape Horn Channel | Multnomah, OR | 95.1 miles | SW |
| Rooster Rock Channel | Clark, WA | 98.6 miles | SW |
| Lady Island and Upper Range | Clark, WA | 98.6 miles | SW |
| Rooster Rock Channel | Multnomah, OR | 98.6 miles | SW |
| Broughton Reach | Multnomah, OR | 98.7 miles | SW |
| Tunnel Point Channel | Multnomah, OR | 98.8 miles | SW |
| Tunnel Point Channel | Clark, WA | 99.5 miles | SW |
| Reed Island Range | Multnomah, OR | 99.9 miles | SW |
| Gary Island Range | Multnomah, OR | 101.1 miles | SW |
| Washougal Upper Range | Multnomah, OR | 101.5 miles | SW |
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