
Juniper Dunes Wilderness defines the southern portion of this landscape, where the shifting sands and arid vegetation meet the organized patterns of eastern Washington agriculture. The terrain is marked by the deep incisions of Smith Canyon and the broad, dry expanse of Rye Grass Flat. North of the wilderness boundary, a network of rural roads such as Haverland Koontz Rd and Gertler Rd trace the ridges and coulees, reflecting the isolation and rugged utility of this Franklin County interior. The transition from the alluvial drainages of Rye Grass Coulee to the high plateaus crossed by E Blackman Ridge Rd illustrates the geological character of the region. Local access is anchored by the Pasco Kahlotus Road in the southeast, a primary corridor connecting this remote rangeland to the larger river settlements to the west.
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This is the sole edition of this map. No revisions or reprints were ever made.
1915 · Wallulah
USGS Topo · 1:96,000
1916 · Connell
USGS Topo · 1:125,000
1918 · Connell
USGS Topo · 1:125,000
1918 · Wallula
USGS Topo · 1:125,000
1953 · Walla Walla
USGS Topo · 1:250,000
1958 · Walla Walla
USGS Topo · 1:250,000
1963 · Rye Grass Coulee
USGS Topo · 1:24,000
1964 · Levey SW
USGS Topo · 1:24,000
1964 · Levey SE
USGS Topo · 1:24,000
1964 · Levey NE
USGS Topo · 1:24,000