Hawaii Volcano 2025 Map. Map of island of hawaiʻi, highlighting the four active or potentially active volcanoes of the island, the number of people living on each volcano based on 2020 census data, major. Steam rises as lava pours into the pacific ocean on the big island of hawaii.
Steam rises as lava pours into the pacific ocean on the big island of hawaii. Scientists are using satellites and helicopters to map lava flows from the mauna loa volcano, and say they’re seeing the lava continue its slow progress across the big island.