| Asotin Dam | Asotin, WA | 1.4 miles | SE |
| Sunset Palisades Dam | Nez Perce, ID | 3.6 miles | NE |
| Reservoir A Dam | Nez Perce, ID | 9.1 miles | NE |
| Busch Pond Dam | Whitman, WA | 14.9 miles | NW |
| Soldiers Meadow Dam | Nez Perce, ID | 18.9 miles | SE |
| Winchester Dam | Lewis, ID | 21.5 miles | SE |
| Lower Granite Lake Dam | Whitman, WA | 28.8 miles | NW |
| Deer Lake Dam | Columbia, WA | 29.3 miles | SW |
| Watson Lake Dam | Columbia, WA | 29.5 miles | SW |
| Rainbow Lake Dam | Columbia, WA | 29.6 miles | SW |
| Blue Lake Dam | Columbia, WA | 30 miles | SW |
| Big Four Lake Dam | Columbia, WA | 30.2 miles | SW |
| Spring Lake Dam | Columbia, WA | 30.3 miles | SW |
| Curl Lake Dam | Columbia, WA | 30.7 miles | SW |
| Thompson Dam | Nez Perce, ID | 32.6 miles | NE |
| Spring Valley Dam | Latah, ID | 33.6 miles | NE |
| Troy Dam | Latah, ID | 33.9 miles | NE |
| Dworshak Dam | Clearwater, ID | 37.5 miles | NE |
| Huckleberry Mountain Reservoir Dam | Columbia, WA | 38.8 miles | SW |
| Moose Creek Dam | Latah, ID | 47.3 miles | NE |
| Little Goose Lock and Dam | Whitman, WA | 49.9 miles | NW |
| Pyles Canyon Dam Number Two | Union, OR | 50.1 miles | SW |
| Dayton Lumber Company Mill Dam | Columbia, WA | 50.9 miles | SW |
| Elk River Dam | Clearwater, ID | 51.1 miles | NE |
| Johns Creek Dam | Idaho, ID | 53.6 miles | SE |
| Jubilee Meadows Dam | Union, OR | 56.5 miles | SW |
| McGregory Dam | Whitman, WA | 57.8 miles | NW |
| Lyons Dam | Franklin, WA | 59 miles | NW |
| Big Canyon Fish Weir | Wallowa, OR | 59.4 miles | SW |
| Lake West Dam | Franklin, WA | 60.4 miles | NW |
| Twin Reservoirs Dam | Walla Walla, WA | 60.6 miles | SW |
| Mill Creek Diversion Dam | Walla Walla, WA | 60.7 miles | SW |
| Mill Creek Dam | Walla Walla, WA | 61.4 miles | SW |
| Langdon Lake Dam | Umatilla, OR | 63.4 miles | SW |
| Sheep Ridge Dam | Wallowa, OR | 64.4 miles | SW |
| Robison Dam | Walla Walla, WA | 64.9 miles | SW |
| Lostine Dam | Wallowa, OR | 65.2 miles | SW |
| Blalock Lake Dam | Walla Walla, WA | 68.6 miles | SW |
| Hobo Creek Splash Dam | Shoshone, ID | 68.7 miles | NE |
| Elgin Mill Wastewater Lagoon Dam | Union, OR | 69.1 miles | SW |
| Wallowa Lake Dam | Wallowa, OR | 70.1 miles | SW |
| Mountain Sheep Dam | Wallowa, OR | 71 miles | SW |
| Stiller Dam | Walla Walla, WA | 71.2 miles | SW |
| Lower Monumental Dam | Franklin, WA | 72.9 miles | NW |
| Chapman Lake Dam | Spokane, WA | 74.4 miles | NW |
| Chapman Lake Saddle Dam | Spokane, WA | 74.4 miles | NW |
| Marble Creek Splash Dam | Shoshone, ID | 75.7 miles | NE |
| Poplar Springs Dam | Umatilla, OR | 75.8 miles | SW |
| Ruckman Dam | Union, OR | 76 miles | SW |
| Cow Lake Dam | Adams, WA | 76.5 miles | NW |
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