Mackay serves as the focal point of this Idaho valley, situated along the base of the massive Mount McCaleb peak. The landscape is defined by the complex water management of the Big Lost River basin, where an intricate network of man-made channels like Nielsen Ditch and the Lower Cedar Creek Ditch distribute mountain runoff across the valley floor. To the south, the settlement of Houston sits near the confluence of Willow Creek and Cliff Creek, highlighting the importance of these small riparian corridors for early development.
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This is the sole edition of this map. No revisions or reprints were ever made.
1935 · MacKay
USGS Topo · 1:96,000
1935 · Borah Peak
USGS Topo · 1:125,000
1938 · Borah Peak
USGS Topo · 1:125,000
1940 · Mackay
USGS Topo · 1:62,500
1955 · Dubois
USGS Topo · 1:250,000
1955 · Idaho Falls
USGS Topo · 1:250,000
1957 · Hawley Mountain
USGS Topo · 1:62,500
1958 · Dubois
USGS Topo · 1:250,000
1958 · Idaho Falls
USGS Topo · 1:250,000
1960 · Mackay
USGS Topo · 1:62,500