Hobnail-Threebear silt loams, extremely acid, 5 to 15 percent slopes, severely eroded
Hobnail
(45%)
Ashy Mountains and Valleys 30-45 PZ Frigid Western Bitterroot Foothills
Oxyaquic Udivitrands
Moderately well drained
Hydric: No
PAWS: 24 cm
hillslopes / Footslope
Threebear
(40%)
Fragipan Foothills 30-45 PZ Frigid Eastern Columbia Plateau Embayments
Alfic Udivitrands
Moderately well drained
Hydric: No
PAWS: 15 cm
hillslopes / Summit
SSA
Scale
Published
Export
id608
1:24,000
1994
2025-08-27