Earthquakes beneath Mauna Loa's summit prior to 1975 and 1984 erupt...
Detailed Description
Earthquakes beneath Mauna Loa's summit prior to 1975 and 1984 eruptions. Green circles 0-5 km (0-3 mi) deep, red circles 5-10 km (3-10 mi) deep.
Sources/Usage
Public Domain.
USGS HVO