
Mauna Loa Observatory sits prominently on the high slopes of the Big Island, marking a landscape defined by volcanic activity and conservation. This survey catalogs a chronological record of eruptions, from the Lava Flow of 1843 to more recent events like the Lava Flow of 1975. These frozen rivers of stone cross-cut the Northeast Rift Zone, creating a complex geological puzzle across the Mauna Loa Forest Reserve and Mauna Loa Game Reserve. To the south, the Hawaii Volcanoes National Park boundary encompasses specialized volcanic features such as Steaming Cone, Dewey Cone, and the Pukauahi peak. Large-scale land management is evident through the massive Pohakuloa Training Area in the northwest, while the Kona Hilo Highway provides the primary access route through this high-altitude terrain.
35 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.
1921 · Kilauea
USGS Topo · 1:62,500
1924 · Kilauea
USGS Topo · 1:62,500
1927 · Kaohe
USGS Topo · 1:62,500
1928 · Mauna Loa
USGS Topo · 1:62,500
1930 · Humuula
USGS Topo · 1:62,500
1930 · Kaohe
USGS Topo · 1:62,500
1954 · Hawaii South
USGS Topo · 1:250,000
1954 · Hawaii North
USGS Topo · 1:250,000
1956 · Puu Oo
USGS Topo · 1:24,000
1956 · Puu Koli
USGS Topo · 1:24,000