2021 Map of Sumdum A-2 NW, 2021 Print
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2021 Map of Sumdum A-2 NW

USGS Topo · Published 2021

About this map

Tongass National Forest dominates this section of the Coast Mountains, where ice and rock define the landscape in the early 21st century. The topographic survey documents the massive expanse of the Baird Glacier alongside the smaller Witch Glacier, providing a detailed record of glacial extent and elevation during this period. A notable terrestrial landmark known as The Oasis sits surrounded by the complex contour lines of this high-altitude environment, offering a specific point of reference within the broader wilderness. This 2021 update utilizes modern elevation data and imagery to chart the shifting boundaries of the ice fields in one of the most remote corridors of the Alaska panhandle.


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Map Details

Date Portrayed2021
Date Published2021
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:25,000
Physical Dimensions24 x 29 inches

Editions of this 2021 Sumdum A-2 NW Map

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


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Source Details

CopyrightPublic Domain