HVO: Pressure building under Kilauea’s Pu’u ‘O’o vent

  • U.S. GEOLOGICAL SURVEY photo A Hawaiian Volcano Observatory geologist in September 2017 changes data cards on a time-lapse camera positioned on the rim of the west pit within Pu‘u ‘Ō‘ō Crater.

Geologists say a new vent could open at the Pu‘u ‘O‘o cone or along adjacent areas of Kilauea’s East Rift Zone as pressure continues to build underneath.