Mineral and Morgan Springs serve as the primary human settlements in this high-elevation landscape, where the volcanic heritage of the region is evident in the complex topography. Situated at the western gateway to Lassen Volcanic National Park, the area is defined by massive features like Morgan Mtn and Turner Mtn, alongside distinct geological formations such as the depression known as Hole in the Ground.
36 named features on this map. Tap any name to fly to it.
Don’t see what you’re looking for? This feature index may not catch every label — zoom into the map to look around manually.
This is the sole edition of this map. No revisions or reprints were ever made.
1886 · Lassen Peak
USGS Topo · 1:250,000
1892 · Lassen Peak
USGS Topo · 1:250,000
1894 · Lassen Peak
USGS Topo · 1:250,000
1935 · Paynes Creek
USGS Topo · 1:96,000
1941 · Mineral
USGS Topo · 1:125,000
1955 · Westwood
USGS Topo · 1:250,000
1956 · Lassen Peak
USGS Topo · 1:62,500
1956 · Mt. Harkness
USGS Topo · 1:62,500
1958 · Westwood
USGS Topo · 1:250,000
1958 · Jonesville
USGS Topo · 1:62,500