2021 Map of Lonoak, 2021 Print
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2021 Map of Lonoak

USGS Topo · Published 2021

About this map

Lonoak serves as the central point of this modern survey of the California Coast Ranges, situated where the Peachtree Valley meets the lower slopes of the Diablo Range. The landscape is defined by its canyon systems and isolated water sources, including the distinctively named Lake Fanganyika and various mountain springs such as Fourth of July Spring and Hidden Spring. The complex drainage patterns of the area are traced through the winding courses of Bitterwater Cr and San Lorenzo Cr, which carve through the Bitterwater Valley and Becker Valley respectively. High points like Tully Mtn and Eagle Mtn provide significant vertical relief, while the prominent Mustang Ridge dominates the southeastern quadrant. This map documents a sparsely populated ranching region where the movement of people and livestock is dictated by the rugged topography of canyons like Dixon Canyon and Lorenzo Vasquez Canyon.


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Map Details

Date Portrayed2021
Date Published2021
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24000
Physical Dimensions24 x 29 inches

Editions of this 2021 Lonoak Map

This is the sole edition of this map. No revisions or reprints were ever made.


Historical Maps of Lonoak Through Time

51 maps found


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Source Details

CopyrightPublic Domain