Loading map...

1950 Map of Challenge

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

USGS Topo · Published 1950

About this map

The Yuba River canyon and the southern reaches of the Plumas National Forest define this landscape during the mid-century era. The map details a period when the timber and mining industries remained visible across the terrain, evidenced by a Sawmill near Little Oregon Creek and several legacy extraction sites like the Horseshoe Mine and the Mother Lode Mine (Inactive). The settlement at Challenge serves as a local hub, featuring a Ranger Sta and proximity to the Sharon Valley.

Downstream, the Bullards Bar Reservoir captures the North Yuba River, flanked by family-named landmarks such as Girot Ranch and Whitehead Ranch. The topography is marked by significant elevations like Oregon Pk, which hosted a Lookout Tower, and Pike County Pk. This survey serves as a vital record of the canyon's bars—including Sucker Bar and Rock Island Bar—and small ranching outposts before later regional developments altered the watershed.