Silverton lies at the heart of this mountain landscape, situated along the South Fork Stillaguamish River where steep valleys converge. The 2017 survey reveals the division of the high country between the Mount Baker National Forest and the Snoqualmie National Forest, reflecting a geography defined by jagged peaks and alpine basins. Significant vertical relief is marked by landmarks such as Big Four Mtn and Devils Peak, while the interior drainage is shaped by Silver Gulch and Marble Gulch. High-elevation water bodies like Copper Lake and Coal Lake are accessible only via forest development roads, including Nat For Dev Rd 4052. This modern data illustrates how the former mining district has transitioned into a landscape primarily managed for conservation and recreation, while retaining the historical footprints of routes like Williamson Creek Rd.
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This is the sole edition of this map. No revisions or reprints were ever made.
1899 · Glacier Peak
USGS Topo · 1:125,000
1899 · Stillaguamish
USGS Topo · 1:125,000
1901 · Glacier Peak
USGS Topo · 1:125,000
1901 · Stilaguamish
USGS Topo · 1:125,000
1902 · Skykomish
USGS Topo · 1:125,000
1905 · Skykomish
USGS Topo · 1:125,000
1921 · Sultan
USGS Topo · 1:125,000
1923 · Sultan
USGS Topo · 1:125,000
1955 · Concrete
USGS Topo · 1:250,000
1957 · Silverton
USGS Topo · 1:62,500