| Cedar Swamp | Skamania, WA | 6.1 miles | NW |
| Stadleman Swamp | Skamania, WA | 18 miles | NW |
| Deer Meadows | Clackamas, OR | 29.1 miles | SW |
| Pretty Swamp | Klickitat, WA | 30.8 miles | NE |
| Hog Swamp | Yakima, WA | 32.6 miles | NE |
| Salmon River Meadows | Clackamas, OR | 36.6 miles | SW |
| Jackpot Meadow | Clackamas, OR | 39.9 miles | SW |
| Dry Meadow | Clackamas, OR | 40.2 miles | SW |
| Camas Prairie | Wasco, OR | 41.9 miles | SW |
| Little Crater Meadow | Clackamas, OR | 42.9 miles | SW |
| Cedar Swamp | Wasco, OR | 43.3 miles | SW |
| Big Meadows | Clackamas, OR | 46.2 miles | SW |
| Huckleberry Swamp | Yakima, WA | 47.9 miles | NE |
| Cedar Swamp | Yakima, WA | 48.8 miles | NE |
| Goat Marsh | Cowlitz, WA | 48.8 miles | NW |
| Castle Creek Marsh | Cowlitz, WA | 51.9 miles | NW |
| Mimsi Marsh (not official) | Clark, WA | 52 miles | SW |
| Warm Springs Meadows | Wasco, OR | 53.3 miles | SW |
| Wards Meadow | Clackamas, OR | 54.2 miles | SW |
| Warm Springs Meadow | Wasco, OR | 54.2 miles | SW |
| Austin Meadow | Clackamas, OR | 54.5 miles | SW |
| Camas Prairie | Wasco, OR | 57.9 miles | SW |
| Cornpatch Meadow | Marion, OR | 64.8 miles | SW |
| Boulder Creek Meadows | Jefferson, OR | 66.1 miles | SW |
| Virginia Lake | Multnomah, OR | 66.4 miles | SW |
| North Fork Swamp | Lewis, WA | 66.8 miles | NW |
| Holcomb Lake | Washington, OR | 68.8 miles | SW |
| Alder Swamp | Clackamas, OR | 70.1 miles | SW |
| Pigeon Prairie | Marion, OR | 75.1 miles | SW |
| Little Pigeon Prairie | Marion, OR | 75.5 miles | SW |
| Beljica Meadows Lake | Pierce, WA | 76 miles | NW |
| Aders Sump | Yamhill, OR | 78.7 miles | SW |
| Twin Meadows | Linn, OR | 86.2 miles | SW |
| Messner Marsh | Morrow, OR | 87 miles | NE |
| Parsnip Swamp | Thurston, WA | 87.9 miles | NW |
| Big Meadows | Linn, OR | 89 miles | SW |
| Tustin Lake | Yamhill, OR | 89 miles | SW |
| Black Butte Swamp | Deschutes, OR | 95.1 miles | SW |
| Dry Creek | Deschutes, OR | 97.1 miles | SW |
| Beaver Marsh | Linn, OR | 100.3 miles | SW |
| Bear Swamp | King, WA | 100.8 miles | NW |
| Denton Marsh | Pierce, WA | 101.1 miles | NW |
| Miller Swamp | Lewis, WA | 101.2 miles | NW |
| Halverson Marsh | Pierce, WA | 101.7 miles | NW |
| Brandenburg Marsh | Pierce, WA | 101.8 miles | NW |
| Kinsey Marsh | Pierce, WA | 106.7 miles | NW |
| Shannon Marsh | Pierce, WA | 106.7 miles | NW |
| Wright Marsh | Pierce, WA | 106.8 miles | NW |
| Kennedy Marsh | Pierce, WA | 107.1 miles | NW |
| MacKay Marsh | Pierce, WA | 108.8 miles | NW |
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