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1950 Map of Dutch Flat

Name: 1950 Topographic Map of Dutch Flat
Creator: U.S. Geological Survey
Published: 1971
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1971

About this map

Dutch Flat and Gold Run serve as the primary anchors of this mid-century landscape, positioned along the critical transit corridor defined by U.S. 40 and the Southern Pacific railroad. The map documents a territory transitioning from its hydraulic mining origins toward modern hydroelectric infrastructure, visible in the presence of the Alta Powerhouse and Dutch Flat Powerhouse. While large-scale excavation remnants like the Liberty Hill Diggings and Little York Diggings dominate the northern terrain, localized operations such as the Stewart Gravel Mine and Harry Red Mine illustrate the persistent mineral interest in the area.

To the south, the deep gorge of the North Fork American River creates a dramatic physical barrier, punctuated by notable landmarks like Lovers Leap and Giant Gap. The industrial footprint of the era is balanced by the dense timber of Tahoe National Forest, with family-named features like Tommy Cain Ravine and Pickering Bar providing specific geographic clues for genealogists tracking local ancestry in Placer and Nevada counties.