2018 Map of Porcupine Butte
USGS Topo · Published 2018About this map
Porcupine Butte and its surrounding volcanic landscape define this corner of Siskiyou County, where the high-altitude terrain is marked by distinctive geological formations. The map shows a complex network of volcanic features, including the Porcupine Lava Tube and the Half Mile Tube, alongside prominent vents like Double Hole Crater and Deep Crater. This area serves as a transition between the Shasta National Forest and the Modoc National Forest, characterized by numerous named peaks such as Snell Butte and Red Hill.
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Map Details
Editions of this 2018 Porcupine Butte Map
This is the sole edition of this map. No revisions or reprints were ever made.
Other maps of this area
1886 · Modoc Lava Bed
USGS Topo · 1:250,000
1892 · Modoc Lava-Bed
USGS Topo · 1:250,000
1932 · Bartle
USGS Topo · 1:96,000
1939 · Bartle
USGS Topo · 1:125,000
1952 · Timber Mountain
USGS Topo · 1:62,500
1952 · Medicine Lake
USGS Topo · 1:62,500
1954 · Alturas
USGS Topo · 1:250,000
1958 · Alturas
USGS Topo · 1:250,000
1961 · Hambone
USGS Topo · 1:62,500
1962 · Alturas
USGS Topo · 1:250,000