| Hells Gate Channel Range B | Sherman, OR | 52.9 miles | SW |
| Hells Gate | Klickitat, WA | 53.1 miles | SW |
| South Channel Range C | Sherman, OR | 54.7 miles | SW |
| South Channel Range B | Wasco, OR | 54.8 miles | SW |
| South Channel | Klickitat, WA | 54.9 miles | SW |
| South Channel | Sherman, OR | 55 miles | SW |
| North Channel Columbia River | Benton, WA | 57.1 miles | SE |
| Messinger Lower Range | Morrow, OR | 57.6 miles | SE |
| Hanford Reach | Benton, WA | 58.5 miles | NE |
| South Channel | Morrow, OR | 58.7 miles | SE |
| South Channel Columbia River | Benton, WA | 58.7 miles | SE |
| Messinger Middle Range | Morrow, OR | 58.8 miles | SE |
| Messinger Upper Range | Morrow, OR | 59.1 miles | SE |
| Irrigon Lower Range | Morrow, OR | 61.4 miles | SE |
| Bingen Range Channel | Wasco, OR | 63.8 miles | SW |
| Irrigon Middle Range Channel | Morrow, OR | 64.4 miles | SE |
| McNary Range Channel | Umatilla, OR | 69.7 miles | SE |
| Little White Salmon Range Channel | Hood River, OR | 70 miles | SW |
| Spawning Channel | Umatilla, OR | 70.6 miles | SE |
| Cook Point Range Channel | Hood River, OR | 71.1 miles | SW |
| Wind Mountain Lower Range Channel | Hood River, OR | 76.1 miles | SW |
| West Channel | Benton, WA | 79.4 miles | SE |
| Homly Channel | Benton, WA | 80 miles | SE |
| Wallula Gap | Walla Walla, WA | 83.3 miles | SE |
| Entrance to Bonneville Lock | Multnomah, OR | 84 miles | SW |
| Hamilton Island Reach | Multnomah, OR | 85.2 miles | SW |
| Warrendale Upper Range | Multnomah, OR | 85.9 miles | SW |
| Warrendale Lower Range | Multnomah, OR | 86.8 miles | SW |
| McGowans Channel | Multnomah, OR | 87.6 miles | SW |
| Multnomah Falls Upper Range | Multnomah, OR | 89.7 miles | SW |
| Multnomah Falls Bar Range | Multnomah, OR | 92.3 miles | SW |
| Fashion Reef Lower Range | Multnomah, OR | 93.4 miles | SW |
| Candiana Channel | Multnomah, OR | 94.2 miles | SW |
| Broughton Reach | Multnomah, OR | 95.1 miles | SW |
| Cape Horn Channel | Multnomah, OR | 96.5 miles | SW |
| Rooster Rock Channel | Multnomah, OR | 99.9 miles | SW |
| Broughton Reach | Multnomah, OR | 99.9 miles | SW |
| Rooster Rock Channel | Clark, WA | 99.9 miles | SW |
| Lady Island and Upper Range | Clark, WA | 99.9 miles | SW |
| Tunnel Point Channel | Multnomah, OR | 100 miles | SW |
| Tunnel Point Channel | Clark, WA | 100.6 miles | SW |
| Reed Island Range | Multnomah, OR | 100.9 miles | SW |
| Gary Island Range | Multnomah, OR | 101.8 miles | SW |
| Washougal Upper Range | Multnomah, OR | 101.9 miles | SW |
| Washougal Upper Range | Clark, WA | 101.9 miles | SW |
| Washougal Lower Range | Clark, WA | 102.1 miles | SW |
| Washougal Lower Range | Multnomah, OR | 102.3 miles | SW |
| Lady Island Channel and Upper Range | Multnomah, OR | 103.2 miles | SW |
| North Channel | Clark, WA | 103.9 miles | SW |
| Blair Waterway | Pierce, WA | 104.1 miles | NW |
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