
Pinegrass Ridge dominates the high-elevation terrain of this central Washington survey, marking a significant boundary between the Mt Baker - Snoqualmie National Forest and territory managed by the Wenatchee National Forest. This landscape is defined by its water systems and protected lands, where the Pacific Crest Nat Scenic Trail winds through the Goat Rocks Wilderness near prominent landmarks like Bear Creek Mtn and Devils Horn. The drainage patterns are clearly visible as the North Fork Tieton River and South Fork Tieton River converge, feeding into Clear Lake and the Tieton River. Lower-lying alpine areas like Tieton Meadows and Conrad Meadows provide contrast to the surrounding ridges, while remote water bodies such as Phantom Lake and Hell Lake dot the wilderness interior.
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This is the sole edition of this map. No revisions or reprints were ever made.
1902 · Mount Aix
USGS Topo · 1:125,000
1904 · Mt Aix
USGS Topo · 1:125,000
1904 · Mount Adams
USGS Topo · 1:125,000
1907 · Mount Adams
USGS Topo · 1:125,000
1950 · Yakima
USGS Topo · 1:250,000
1958 · Yakima
USGS Topo · 1:250,000
1961 · Yakima
USGS Topo · 1:250,000
1962 · White Pass
USGS Topo · 1:62,500
1967 · Rimrock Lake
USGS Topo · 1:24,000
1967 · Darland Mtn
USGS Topo · 1:24,000