The world’slargest dynamic volcanois erupting for the first time in almost 40 year . The Mauna Loa volcano , which is situate on the Big Island in Hawaii , started erupting on Sunday night , breaking its longest quiet stripe in memorialise history .
The U.S. Geological Survey said in anadvisorythat the clap begin at 11:30 p.m. HST on Sunday in Moku‘āweoweo , the top caldera of the volcano . The lava flows , the USGS say , were contained around the peak and were not currently vex a danger to communities down the incline of the volcano .
This short video shows caloric camera footage of the onrush of the#MaunaLoaeruption from the volcano ’s summit . The temperature in degrees C is picture by the colored scale cake on the rightfulness . For additional information visit : https://t.co / rfwkMVSJKM#MaunaLoaEruptspic.twitter.com / PhHXbq9nNa
A view of the eruption taken by a research camera on the northern rim of the caldera on Monday, November 28.Photo: USGS Hawaiian Volcano Observatory (AP)
— USGS Volcanoes 🌋 ( @USGSVolcanoes)November 28 , 2022
The National Weather Service in Honolulu issuedan ash descend advisorythrough 6 a.m. HST ( 11 a.m. EST ) Monday , warning that up to a after part - inch of ash tree could come down on component part of the Big Island . According to Hawaii ’s Emergency Management Agency , that advisory was extend early Monday morning to 10 a.m. HST ( 2 p.m. EST ) . Volcanic ash , which is made up of tiny particle of sand with peculiarly sharp edges , can makeair lineament dangerous , even for people without preexisting conditions .
“ hoi polloi with respiratory illnesses should rest indoors to avoid inhale the ash particles and anyone outside should continue their rima oris and nose with a mask or material , ” the NWSwarned .
The USGS also warned that there ’s a chance that lava flow could “ move rapidly downslope ” if the eructation diffuse outside the walls of the caldera into area where the John Rock is cracked . Hawaii ’s Emergency Management AgencysaidMonday first light it had received “ some reports ” of lava run over the caldera , but as of 5 a.m. HST ( 10 a.m. EST ) , USGSreportedno threat to populated field .
“ Based on retiring issue , the early stages of a Mauna Loa eruption can be very dynamic and the location and rise of lava flows can exchange rapidly , ” the USGS enounce in its statement .
Mauna Loa towers over the otherfour major volcanoeson the Big Island : It stretch some 2.5 mile ( 4 km ) above sea level and covers about half the region of the island . The volcano last irrupt in 1984 , and lava flows from that clap eventuallycame to within 4 miles(6.4 kilometers ) of Hilo , the gravid city on the island , traveling 16 mi in just four mean solar day . The volcano has erupted 33 times since the first eruption on phonograph recording in 1843 . Since 1868 , flows of lava rock from those eruptions have arrive at the ocean eight meter . In 1950 , the volcano have one of its most powerful bam on platter , withsome lava flows travelingthe 15 miles ( 24 kilometers ) between the venthole and the ocean in just three hour .
GeologyIgneous petrologyVolcanology
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