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1982 Map of Balloon Dome

Name: 1982 Topographic Map of Balloon Dome
Creator: U.S. Geological Survey
Published: 1982
License: https://creativecommons.org/publicdomain/mark/1.0/

USGS Topo · Published 1982

About this map

Balloon Dome and Brown Cone anchor this high-elevation landscape within the Sierra National Forest during the early 1980s. The map illustrates a complex network of glacial meadows and alpine hydrology where the San Joaquin River meets the South Fork San Joaquin River. Established human presence is concentrated at the Heitz Meadow Forest Service Station and various remote campsites, reflecting the area's role as a managed wilderness corridor.

Transport and access are defined by river crossings and trails rather than paved roads, with Cassidy Bridge and Lower Miller Crossing serving as critical transit points across the deep river canyons. The inclusion of the Lookout Tower Mount Tom in the south and the boundary of the John Muir Wilderness highlight the region's importance for fire observation and conservation. Significant meadows like Cow Meadow and Crater Lake Meadow suggest a terrain shaped by persistent snowmelt and seasonal drainages such as Hoffman Creek.