Kilauea - GoKawiil

Hawaii Volcanoes National Park's 8-mile Great Crack remains largely unexplored by staff

Hawaii Volcanoes National Park contains an 8-mile fissure known as the Great Crack, located in Kilauea's southwest rift zone, which measures up to 50 feet wide and 66 feet deep. A writer attempting to hike to the site found that multiple park employees and rangers had never visited it themselves, with no official trail leading there and little documentation available.

sfgate.com · 2026-10-14

USGS documents 2023 Kilauea fountain eruptions with dense sensor network

Researchers at the US Geological Survey report detailed observations of lava fountaining episodes at Hawaii's Kilauea volcano, gathered using 35 monitoring stations tracking seismic activity, gas emissions, and thermal imagery. The study notes that since a 2018 eruption drained a reservoir, inflation rates accelerated from 22 cm a year starting in 2019 to 57 cm a year by 2023, spreading to a nearby caldera.

arstechnica.com · 2026-10-09