00:00Kaugnay sa pagtataas ng alert level ng Bulcang Mayon, makakausap natin si PHBOX Director Teresito Bacolcol.
00:06Magandang umaga at welcome po sa Balitang Hali.
00:10Yes sir, magandang umaga din po and happy new year sa inyo.
00:13Happy new year din po. Nakamabahala na po ba yung pagtataas sa alert level 2 nitong bulkan? Ano po ibig sabihin ito?
00:21Ang alert level 2 means there is an increasing or moderate level of unrest that may eventually lead to a magmatic eruption.
00:27Pero sa ngayon wala pa po tayong eruption.
00:31But the probability po nito is higher compared to say when the volcano is on alert level 1.
00:38Sa historical record po nitong bulkan, itong mga rockfall event, talagang magandang gauge po ba ito kung puputok na ang vulkan o hindi pa?
00:47Yes, yung ginagamit natin for Mayon volcano, ginagamit natin yung rockfall events.
00:53Kasi yung 2023 eruption natin, nagkaroon po tayo ng rockfall events prior to its effusive activity.
01:04So almost the same yung nagkikita natin ngayon.
01:08Prior to the eruption, last June 2023, meron tayong 49.
01:14In one day, 49 rockfall events.
01:16Pero before that, may mga manging ilan-ilan.
01:18So it's the same with what we're seeing now.
01:21So ang ibig po kasi sabihin nito, may magma na umaakyat.
01:25And nadidisludge niya yung mga bato na nasa tuktok ng bulkan.
01:29Kaya nagkakaroon tayo ng rockfall events.
01:31Matarik po kasi itong bulkan.
01:32So itong mga rockfall events, talagang magandang gauge kapag may umaakyat na magma.
01:37Doon sa history po nito, kung limampung rockfall events sa isang araw,
01:41sa mga susunod na araw, ano po yung likelihood na sumabog na itong bulkan?
01:46Well, again, we assess this on a day-to-day basis.
01:51Kung pagbabasaan natin yung 2023,
01:55after the 49 rockfall events in a day,
02:00nagkaroon ng more than 200 rockfall events within 4 days.
02:03So titignan natin kung the same pattern,
02:06but may mga scenarios tayo nakikita.
02:09Again, yung first scenario natin is katulad noong 2023,
02:14where the activity is more effusive.
02:17And when you say effusive eruption,
02:20hindi siya explosive,
02:24lalabas lamang ng lava doon sa dalisdis ng bulkan.
02:28Ang mangyaring nito, this would take longer para matapos.
02:33So yung 2023 took us 6 months bago humupa ang bulkan.
02:37Pwede rin yung 2018 eruption natin,
02:40rockfall events and then followed by explosive eruption.
02:43And shorter ito, it only lasted for 2 months.
02:47Pero yun na, explosive.
02:50Or pwede rin, eventually,
02:53yung undress na nakikita natin ngayon
02:54would eventually taper off.
02:57And yung rockfalls would decrease.
02:59And yung monitor parameters natin would stabilize.
03:02If this happens, we revert back to alert level 1.
03:05Opo.
03:05Hanggang saan po umaabot itong mga batong na uhulog
03:08sa may tuktok ng bundok ng bulkan?
03:09At may pangangailangan po bang lakihan yung danger zone?
03:13For now, maintain pa rin natin yung alert,
03:16yung permanent danger zone natin na 6 kilometers.
03:18Even noong 2023, when we raise it to alert level 3,
03:21hindi naman tayo nag-expand ng permanent danger zone.
03:25Hindi tayo nag-expand ng danger zone.
03:27Nasa 6 kilometers pa rin.
03:29Maintain natin.
03:30Yung rockfall events, nasa upper slope lamang yan.
03:36So at least around 1 kilometer from the crater of the volcano.
03:41Habang may ganito pong event dyan po sa mayon,
03:44kapag kaumulan, meron ho bang epekto ito?
03:47Yes po.
03:48Even kahit walang event na ganito,
03:50may epekto pa rin ito.
03:52Kasi yun nga, yung mga may mga deposito pa rin tayo
03:54na nasa dalisis ng bulkan
03:56na pwedeng i-remobilize as lahars.
03:59So, yun, yung may mga deposito pa rin tayo kapag malakas yung ulan,
04:05pwedeng ma-generate, pwedeng ma-remobilize as lahars.
04:11May pagkataon po kayo na makiusap sa ating mga kababayan
04:15dyan po sa lugar ng Bulkang Mayon.
04:17Ano sa inyong pagkakataon?
04:18Baka may panawagan po kayo?
04:19Okay, so sa ating mga kababayan na nakatira around Mayon Volcano,
04:24again, paalala natin, Mayon Volcano is on alert level 2.
04:29So, please stay out of the 6-kilometer permanent danger zone
04:32and follow only official information coming from our office
04:38and sa kanilang mga LJUs.
04:39So, maghanda rin sila in case the volcano's activity
04:44would escalate in the coming days or weeks.
04:47Okay, maraming salamat po sa oras na ibinagin nyo po sa Balitang Hali.
04:53Si Fibux Director Teresito Bakulkol.
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