| Links | MU Key | MU Symbol | National MU Symbol | MU Name | MU Acres |
| - | 3317099 | 4036 | 30jr2 | Kunjik-Siku association, 0 to 25 percent slopes | 770 |
| - | 3317100 | 4115 | 30jrd | Urgiilik-Tui complex, 10 to 45 percent slopes | 125 |
| - | 3317101 | 4280 | 30js1 | Apun, sedimentary peat, 6 to 15 percent slopes | 237 |
| - | 3317102 | E42C1 | 2zwvz | Northern Seward Peninsula-Selawik Lowlands-Arctic Lowland-Coastal Plains, Low | 16840 |
| - | 3317103 | E42C2 | 2zwvy | Northern Seward Peninsula-Selawik Lowlands-Arctic Lowland-Coastal Plains | 64482 |
| - | 3357578 | 2110 | 30mp5 | Nikaat-Ugruk-Igruk complex, 0 to 10 percent slopes | 26 |
| - | 3375544 | E40LM1 | 314h4 | Nulato Hills-Southern Seward Peninsula Highlands-Maritime Upland-Rounded Mountains | 34977 |
| - | 3375545 | E40LM5 | 314h8 | Nulato Hills-Southern Seward Peninsula Highlands-Boreal Upland and Maritime Upland-Rounded Mountains | 1865 |
| - | 3375546 | E40P1 | 314hb | Nulato Hills-Southern Seward Peninsula Highlands-Maritime Upland-Plains and Hills, Silty | 9395 |
| - | 3375547 | E41FP1 | 314hg | Seward Peninsula Highlands-Arctic Lowland-Flood Plains and Terraces | 83200 |
| - | 3375548 | E41LM1 | 314hj | Seward Peninsula Highlands-Arctic Upland-Rounded Mountains | 121973 |
| - | 3375549 | E41LM2 | 314hk | Seward Peninsula Highlands-Arctic Upland-Rounded Mountains, Acid | 77838 |
| - | 3375550 | E41LM3 | 314hl | Seward Peninsula Highlands-Arctic Upland-Rounded Mountains, Calcareous | 6938 |
| - | 3375551 | E41P2 | 314hn | Seward Peninsula Highlands-Arctic Upland-Loess Plains | 1110513 |
| - | 3375552 | E41P3 | 314hp | Seward Peninsula Highlands-Arctic Upland-Hills and Plains, Gravelly | 210664 |
| - | 3375553 | E42P1 | 314ht | Northern Seward Peninsula-Selawik Lowlands-Arctic Upland-Plains, Gravelly | 3207 |
| - | 3375554 | E42W | 314mq | Northern Seward Peninsula-Selawik Lowlands-Water, Saline | 152373 |
| - | 3375555 | E40LM6 | 314h9 | Nulato Hills-Southern Seward Peninsula Highlands-Boreal Upland and Maritime Upland-Glaciated Mountains | 36707 |