Mauna Loa, Hawaii: Alert level raised for the world’s largest active volcano

For the past several months, earthquake and ground deformation rates at Mauna Loa Volcano have exceeded long term background levels. Accordingly, HVO is elevating the Mauna Loa alert level to ADVISORY and the aviation color code to YELLOW.  According to latest investigations, an eruption is not imminent and current rates are not cause for alarm. … Continue reading Mauna Loa, Hawaii: Alert level raised for the world’s largest active volcano