Alpine Schist Alluvial Fans with Discontinuous Permafrost
Alpine-scrub gravelly schist terraces
(40%)
White spruce/willow-birch scrub dry slopes
Typic Haplogelods
Somewhat excessively drained
Hydric: No
PAWS: 6 cm
mountains
alluvial fans
fan terraces
Alpine-scrub gravelly schist colluvial toeslopes
(25%)
Black spruce/ericaceous scrub woodland slopes
Typic Historthels
Very poorly drained
Hydric: Yes
PAWS: 29 cm
mountains
fans
Alpine-riparian scrub gravelly schist flood plains
(20%)
High elevation scrub complex floodplains and terraces
Typic Gelorthents
Somewhat excessively drained
Hydric: No
PAWS: 7 cm
mountains
alluvial fans
flood plains
Alpine-riparian scrub loamy schist flood plains
(10%)
Loamy Flood Plains, High Elevation
Typic Gelaquents
Very poorly drained
Hydric: Yes
PAWS: 11 cm
alluvial fans
flood plains
Nonvegetated alluvium
(5%)
Hydric: Unranked
PAWS: 3 cm
flood plains
SSA
Scale
Published
Export
ak651
1:63,000
2004
2025-09-02