The Maui News / MATTHEW THAYER ... on Haleakala are charted on this map. The youngest lava flow is at Kalua o Lapa in the lower southwest rift zone sometime between 1420 and 1620.
A map of Hawaii's Kilauea volcano shows a spike ... the "significant increase in seismicity beneath the upper East Rift Zone" and the caldera continues. In a previous update, the park said that ...