Parent Lineage
Decatur Island: 550' WA 550' Rise
| Depth | Parent | Elevation | Saddle | Prominence | State |
| 1 | "Blakely Island South" | 802' | 350' | 452' | WA |
| 2 | Blakely Peak | 1,042' | 0' | 1,042' | WA |
| 3 | Cypress Island | 1,525' | 0' | 1,525' | WA |
| 4 | Lyman Hill | 4,307' | 870' | 3,437' | WA |
| 5 | 4530 | 4,530' | 4,220' | 310' | WA |
| 6 | Goat Mountain | 4,778' | 3,980' | 798' | WA |
| 7 | Washington Monument | 4,826' | 4,020' | 806' | WA |
| 8 | Dock Butte | 5,214' | 2,910' | 2,304' | WA |
| 9 | Loomis Mountain | 5,598' | 4,180' | 1,418' | WA |
| 10 | Sherman Peak | 10,138' | 9,742' | 396' | WA |
| 11 | Baker, Mount | 10,778' | 1,936' | 8,842' | WA |
| 12 | Rainier, Mount | 14,405' | 1,174' | 13,231' | WA |
| 13 | Massive, Mount | 14,427' | 12,444' | 1,983' | CO |
| 14 | Elbert, Mount | 14,439' | 5,346' | 9,093' | CO |
| 15 | Whitney, Mount | 14,500' | 4,423' | 10,077' | CA |
Green = More Prominent Parent
Immediate Children:
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