Says volcano has entered period of “low-level unrest” (Eagle News)–The Philippine Institute of Volcanology and Seismology has raised the alert level of Bulusan volcano. In an advisory, PHIVOLCS said the alert level was raised to 1 after it entered a period of “low-level unrest” with its sustained volcanic earthquakes that began on Oct. 14. Since then, PHIVOLCS said a total of 121 volcanic earthquakes have been detected. Of these, it said 37 were volcano-tectonic quakes […]
Tag: Bulusan Volcano
313 volcanic quakes monitored in Bulusan in last 24 hours: PHIVOLCS
(Eagle News) — Over 300 volcanic earthquakes were monitored in Bulusan in the last 24 hours. The Philippine Institute of Volcanology and Seismology detected the 313 volcanic earthquakes a day after it announced the raising of the volcano’s alert level from 0 to 1. Also monitored were 279 tons per day of sulfur dioxide flux as of September 29. A cloud covering the volcano was also detected. PHIVOLCS reminded the public about the ban on […]
PHIVOLCS warns of increase in activity of Bulusan volcano
Alert level 0, however, still in place over volcano (Eagle News)–The Philippine Institute of Volcanology and Seismology has warned of an increase in activity in Bulusan volcano. PHIVOLCS issued the advisory after 29 volcanic earthquakes were monitored in the volcano since 5 a.m. of October 6. A short-term inflation of the general southern edifice of Bulusan was also monitored since April. Over 200–or 279 tons per day of sulfur dioxide emission– were also monitored last […]
PHIVOLCS issues lahar advisory for Bulusan volcano
(Eagle News) — The Philippine Institute of Volcanology and Seismology has issued a lahar advisory for Bulusan volcano. PHIVOLCS issued the advisory early Monday, June 27, after the seismic and infrasound stations of the Bulusan Volcano Network detected small-volume lahar at 7:04 p.m. on Sunday, June 26. According to PHIVOLCS, the event lasted for 54 minutes during a period of thunderstorms over Sorsogon province. “Ocular investigation by the Bulusan Volcano Observatory (BVO) confirmed thin channel-confined […]
106 volcanic quakes monitored in Bulusan in last 24 hours: PHIVOLCS
(Eagle News) — Over 100 volcanic earthquakes were monitored in Bulusan in the last 24 hours. According to the Philippine Institute of Volcanology and Seismology, the 106 volcanic earthquakes included 48 volcanic tremors lasting 20 minutes. Sulfur dioxide emissions were also pegged at 4627 tons/day and a strong plume steam reaching 500 meters high was also monitored. PHIVOLCS reminded the public about the ban on the entry into the 4-kilometer radius permanent danger zone. It […]
178 volcanic quakes monitored in Bulusan in the last 24 hours: PHIVOLCS
(Eagle News) — Over 100 volcanic earthquakes were monitored in Bulusan in the past 24 hours. According to the Philippine Institute of Volcanology and Seismology, apart from the 178 earthquakes monitored at the volcano, which remains on alert level 1, also detected was a steam plume reaching 150 meters high. Sulfur dioxide flux was at 613 tons per day as of June 10, PHIVOLCS said. PHIVOLCS said the volcano edifice is also inflated. The public […]
PHIVOLCS notes Bulusan volcano’s “increase in activity”
Says alert level “subject to change” should current activity persist (Eagle News) — The Philippine Institute of Volcanology and Seismology on Thursday,, March 18, warned of Bulusan volcano’s “increase in activity.” In an advisory issued on Thursday, March 18, PHIVOLCS said the volcano, which remains on alert level 0, had twenty volcanic earthquakes which included one “tornillo” and three low-frequency events within the last 30 hours, according to the Bulusan Volcano Network or BVN. A […]
PHIVOLCS hoists Alert Level 1 over Bulusan volcano in Sorsogon
(Eagle News) — Bulusan is now on alert level 1, which means it is in an “abnormal condition.” The Philippine Institute of Volcanology and Seismology on Monday, July 6, said the volcano’s alert level was raised from 0 after 53 volcanic earthquakes were recorded since July 3, and a “short-term inflation of the edifice” was recorded since late February. PHIVOLCS said the quakes included 43 low-frequency events that are “associated with weak and shallow hydrothermal […]
PHIVOLCS lowers alert status over Bulusan, says volcano has returned to normalcy
Residents still advised to keep off 4-km permanent danger zone (Eagle News)–The Philippine Institute of Volcanology and Seismology has lowered the alert status of Bulusan volcano after a general decline in its activity but advised residents to still stay away from the 4-kilometer permanent danger zone. In its bulletin on Saturday, Jan. 25, PHIVOLCS said the alert level 1 (abnormal) previously hoisted over the volcano was now an alert level 0 after a decline to […]
Lahar advisory hoisted over Bulusan Volcano
(Eagle News) — The Philippine Institute of Volcanology and Seismology has hoisted a lahar advisory over Bulusan volcano, with “Tisoy” forecast to make landfall in the area. According to PHIVOLCS, lahars can threaten downstream communities along the Malunoyi (Patag), Mapaso, Cadac-an, Tinampo and Cogon Rivers in Ieosin and Anog-Rangas River in Juban. PHIVOLCS said entry into the 4-kilometer radius permanent danger zone should be avoided due to possible sudden and hazardous steam-driven or phreatic eruption, […]
Bulusan spews 2-km high ash
(Eagle News) — Bulusan volcano in Sorsogon had a “stream-driven explosion” at 11:35 a.m. today (Friday, June 10) which lasted for about five minutes according to the Philippine Institute of Volcanology and Seismology (Phivolcs). The explosion produced a 2.0 kilometer high grayish ash plume that drifted towards the northwest. Because of this, Phivolcs said Bulusan remains on Alert Level 1, meaning it is still in an abnormal state. “This indicates that hydrothermal processes […]
Bulusan Volcano on Alert Level 1
MAY 7 (Eagle News) — The Philippine Institute of Volcanology and Seismology (PHIVOLCS) placed Bulusan Volcano under Alert Level One after showing some activity this week. (Bulusan, Sorsogon) (Eagle News Service Jay Paul Carlos, Jericho Morales, MRFaith Bonalos)





