Harney section

The Harney section is an Intermontane Plateau in eastern Oregon that borders the Great Basin section to the south, the Middle Cascade section to the west and three other Columbia Plateau sections on the north, northeast, and east (Walla Walla, Blue Mountain, and Piute).

Harney section

The Harney section is an Intermontane Plateau in eastern Oregon that borders the Great Basin section to the south, the Middle Cascade section to the west and three other Columbia Plateau sections on the north, northeast, and east (Walla Walla, Blue Mountain, and Piute).