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2017 Map of Rock Lake

Name: 2017 Topographic Map of Rock Lake
Creator: U.S. Geological Survey
Published: 2017
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 2017

About this map

Rock Lake dominates the center of this landscape, its linear form carved into the basalt coulees characteristic of the region. Along its western shore, the settlement of Lavista stands near Lavista Lake and the distinctive inlet known as The Arm. The map reveals a complex network of wetlands and smaller water bodies that surround the main lake, including Alkali Lake, Tule Lake, and Slaughter Pen Pond.

The rugged eastern shore is marked by notable terrain features like Castle Rock and the recreation spot at Johnsons Beach. This area demonstrates the intersection of early ranching infrastructure and natural geography, with family-named roads like Gene Webb Rd and Patterson Rd connecting the upland plateaus. Small seasonal drainages such as Kamiache Cr and Negro Cr cut through the surrounding hills, defining the drainage patterns into the lake's basin.