
Sand Dunes dominate the northern landscape of this Snake River Plain quadrangle, pressing against a complex network of agricultural irrigation that defines the local economy. The transition from the arid sands of the Egin Lakes area to the lush river bottoms is managed through an extensive system of waterways, including the Last Chance Canal, St Anthony Canal, and Egin Canal. These engineered channels supported the growth of clustered settlements like Parker, Heman, and Egin, providing the water necessary to transform the volcanic soils into productive farmland near the convergence of Henrys Fork and the Teton River.
31 named features on this map. Tap any name to fly to it.
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This is the sole edition of this map. No revisions or reprints were ever made.
1948 · Parker
USGS Topo · 1:24,000
1949 · Rexburg
USGS Topo · 1:24,000
1950 · Rexburg
USGS Topo · 1:24,000
1950 · St Anthony
USGS Topo · 1:24,000
1951 · Moody
USGS Topo · 1:24,000
1951 · Menan Buttes
USGS Topo · 1:24,000
1951 · Plano
USGS Topo · 1:24,000
1955 · Ashton
USGS Topo · 1:250,000
1955 · Driggs
USGS Topo · 1:250,000
1958 · Driggs
USGS Topo · 1:250,000