1990 Map of Brogan
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1990 Map of Brogan

USGS Topo · Published 1990

About this map

Brogan occupies the northeastern corner of this 1990 survey, situated where Willow Creek enters a broad valley from the north. The settlement is centered around a Po and a Park, with a nearby Cem and Quarry indicating the local infrastructure and industry during this era. To the south and west, the landscape rises dramatically toward the heights of Cottonwood Mountain, which dominates the southwestern portion of the map. This high ground is dissected by an intricate network of drainages including Thorn Creek, Gum Boot Creek, and Poison Creek. The presence of several corrals and camps, such as Boston Horse Camp and Springs Corral, suggests a landscape shaped by ranching and livestock management. This high-desert terrain is further defined by isolated water sources like Buck Spring and the Pole Creek Reservoir, which were essential for sustaining movement through this arid part of Malheur County.


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Map Details

Date Portrayed1990
Date Published1990
PublisherU.S. Geological Survey
Map TypeTopographic
Scale1:24000
Physical Dimensions21.9 x 26.8 inches

Editions of this 1990 Brogan Map

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


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Source Details

CopyrightPublic Domain