1993 Map of Pinnacle Lake, 1996 Print
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1993 Map of Pinnacle Lake

USGS Topo · Published 1996

About this map

The Clear Lake National Wildlife Refuge dominates the northwestern portion of this landscape, centered on the expansive Clear Lake Reservoir. This high-altitude basin, managed at a spillway elevation of 4480, is defined by its intricate shoreline and the surrounding protected lands of the Modoc National Forest. The map reveals a high-desert environment where water is the primary organizing force, evidenced by seasonal drainage systems like Mowitz Creek and Boles Creek that weave through the volcanic terrain.


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Map Details

Date Portrayed1993
Date Published1996
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24,000
Physical Dimensions21.9 x 26.7 inches

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Source Details

CopyrightPublic Domain