| Grass Valley | Clark, WA | 2.4 miles | NW |
| Powell Valley | Multnomah, OR | 8 miles | SE |
| Willamette Valley | Multnomah, OR | 9 miles | SW |
| Knieriem Canyon | Multnomah, OR | 9.4 miles | SE |
| Howard Canyon | Multnomah, OR | 9.5 miles | SE |
| Shepperds Dell | Multnomah, OR | 11.4 miles | SE |
| Pleasant Valley | Multnomah, OR | 12.5 miles | SW |
| Cold Canyon | Clark, WA | 12.8 miles | NW |
| Happy Valley | Clackamas, OR | 13.1 miles | SW |
| Sullivan Gulch | Multnomah, OR | 13.6 miles | SW |
| Cougar Canyon | Clark, WA | 14.9 miles | NW |
| Marquam Gulch | Multnomah, OR | 15.1 miles | SW |
| Balch Canyon | Multnomah, OR | 15.4 miles | SW |
| Oneonta Gorge | Multnomah, OR | 16.5 miles | SE |
| Poison Gulch | Skamania, WA | 18.9 miles | NE |
| Allen Canyon | Clark, WA | 22.2 miles | NW |
| Clover Valley | Cowlitz, WA | 25.6 miles | NW |
| Jackass Canyon | Columbia, OR | 25.7 miles | NW |
| Pleasant Valley | Washington, OR | 26.8 miles | SW |
| Brunswick Canyon | Washington, OR | 28.1 miles | NW |
| Waible Gulch | Washington, OR | 28.2 miles | SW |
| Dutch Canyon | Columbia, OR | 28.4 miles | NW |
| Little Hells Canyon | Washington, OR | 30.8 miles | SW |
| Christmass Canyon | Cowlitz, WA | 31.6 miles | NE |
| Christmas Canyon | Cowlitz, WA | 31.6 miles | NE |
| Gulf Canyon | Washington, OR | 31.7 miles | SW |
| Big Canyon | Washington, OR | 32.1 miles | NW |
| Paradise Valley | Skamania, WA | 32.2 miles | NE |
| Devil Canyon | Clackamas, OR | 33.9 miles | SE |
| Pete Gulch | Skamania, WA | 35.1 miles | NE |
| Zigzag Canyon | Clackamas, OR | 35.7 miles | SE |
| Chehalem Valley | Yamhill, OR | 36 miles | SW |
| Cedar Canyon | Washington, OR | 36.2 miles | NW |
| Little Zigzag Canyon | Clackamas, OR | 36.4 miles | SE |
| Dead Horse Canyon | Clackamas, OR | 36.4 miles | SE |
| Tolke Canyon | Washington, OR | 36.8 miles | NW |
| Patton Valley | Washington, OR | 36.8 miles | SW |
| Scoggins Valley | Washington, OR | 37.5 miles | SW |
| Rock Canyon | Clackamas, OR | 37.5 miles | SE |
| Sand Canyon | Clackamas, OR | 37.6 miles | SE |
| Upper Hood River Valley | Hood River, OR | 37.9 miles | SE |
| Hares Canyon | Washington, OR | 38.1 miles | NW |
| Leuthold Couloir | Clackamas, OR | 38.2 miles | SE |
| Paisley Canyon | Washington, OR | 38.6 miles | NW |
| Poliwaski Canyon | Washington, OR | 39 miles | NW |
| Rose Valley | Cowlitz, WA | 39.3 miles | NW |
| Williams Canyon | Yamhill, OR | 40.1 miles | SW |
| Post Canyon | Hood River, OR | 40.8 miles | NE |
| Hutson Gulch | Hood River, OR | 41.3 miles | SE |
| Muddy River Gorge | Skamania, WA | 41.4 miles | NE |
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