Placer-Dowper-Grangemont complex, 15 to 40 percent slopes
Placer
(40%)
Vitrandic Basalt Hills and Canyons 30-45 PZ Frigid Eastern Columbia Plateau Embayments
Vitrandic Hapludalfs
Well drained
Hydric: No
PAWS: 18 cm
hillslopes / Summit
hillslopes / Backslope
Dowper
(30%)
Ashy Basalt Hills and Canyons 30-45 PZ Frigid Eastern Columbia Plateau Embayments
Alfic Udivitrands
Well drained
Hydric: No
PAWS: 32 cm
hillslopes / Backslope
hillslopes / Footslope
Grangemont
(15%)
Ashy Hills and Mountains 30-45 PZ Frigid Western Bitterroot Foothills
Andic Glossudalfs
Well drained
Hydric: No
PAWS: 48 cm
ridges / Footslope
SSA
Scale
Published
Export
id612
1:24,000
2003
2025-08-27