Factbox-Hawaii's Mauna Loa volcano erupts

FILE PHOTO: Mauna Loa’s summit region glows during an eruption as viewed by a geologist of the Hawaiian Volcano Observatory in Hawaii, U.S. November 28, 2022. USGS/Ken Hon/Handout via REUTERS

Hawaii's Mauna Loa began erupting on Nov. 27 for the first time in nearly four decades. Here are some facts about the volcano:

* The eruption began on Sunday Nov. 27 at about 11.30 p.m. local time, according to the U.S. Geological Survey (USGS), ending the longest period of quiet in the volcano's recorded history. It previously erupted in March and April of 1984.