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LATEST NEWS

August 22, 2020

DInSAR Wrapped Phase and Line of Sight Displacement Maps of the 18 August 2020 M6.6 Masbate Earthquake

Differential Interferometric Satellite Aperture Radar (DInSAR) analysis of the 2020 Magnitude 6.6 Masbate Earthquake, using satellite data taken last August 14 and 20, reveals ground deformation, which may be a combination of vertical and horizontal ground displacements, between 20-30 cm to the west of the epicenter. Further analysis will be…

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August 22, 2020

Ground rupture of the 2020 Magnitude 6.6 Masbate Earthquake

The Philippine Fault - Masbate segment, the source of the 18 August 2020 Magnitude 6.6 Masbate Earthquake. Field verified by the DOST-PHVOLCS Quick Response Team composed of field personnel from Masbate Seismic Station.      

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August 19, 2020

Coulomb Stress Change Model of the 18 August 2020 Mw 6.6 Masbate Earthquake

The stress change model of the 18 August 2020 Masbate earthquake was calculated from the source fault that was defined using seismicity data. The result shows a NW-SE pattern of stress increase (red shade) at 5 km depth, parallel to the strike of the fault. The stress decrease (blue shade)…

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August 19, 2020

Foreshock-Mainshock-Aftershock Sequence of the 18 August 2020 Mw 6.6 Masbate Earthquake

A strong earthquake with a magnitude (Mw) 6.6 struck Masbate at 8:03 AM Philippine Standard Time (PST) of 18 August 2020. The hypocenter was located 7 km S29E of Cataingan, Masbate with a depth of 21 kilometers. The focal mechanism from DOST-PHIVOLCS Swift-CMT solution indicates strike-slip faulting associated with the…

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August 19, 2020

PRIMER ON THE 18 AUGUST 2020 MAGNITUDE (Mw) 6.6 MASBATE EARTHQUAKE

Update as of 19 August 2020   What is happening in Masbate and vicinity? At 08:03 AM Philippine Standard Time (PST) of 18 Aug 2020 (Tuesday), a strong Magnitude (Mw) 6.6 earthquake shook the province of Masbate and vicinity. The earthquake has an epicenter located 7 kilometers S29°E of Cataingan…

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July 30, 2020

DOST-PHIVOLCS joins the observance of the National Disaster Resilience Month

As one of the member agencies of the National Disaster Risk Reduction and Management Council (NDRRMC), the Department of Science and Technology - Philippine Institute of Volcanology and Seismology (DOST-PHIVOLCS) joins the observance of National Disaster Resilience Month (NDRM) with the theme “sama-samang pagsulong tungo sa katatagan sa gitna ng…

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September 18, 2020

TAAL VOLCANO BULLETIN 18 September 2020 08:00 A.M.

 In the past 24-hour period, the Taal Volcano Network recorded two (2) volcanic earthquakes.  Weak steaming or fumarolic activity rising 5 meters high before drifting southwest was observed from fissure vents along the Daang Kastila…
September 18, 2020

MAYON VOLCANO BULLETIN 18 September 2020 08:00 A.M.

 Mayon Volcano’s monitoring network recorded one (1) volcanic earthquake during the 24-hour observation period. Moderate emission of white steam-laden plumes drifting west-southwest and north-northeast was observed. Sulfur dioxide (SO2) emission was last measured at an…
September 18, 2020

KANLAON VOLCANO BULLETIN 18 September 2020 08:00 A.M.

 Kanlaon Volcano's monitoring network recorded eight (8) volcanic earthquakes during the 24-hour observation period. Moderate emission of white steam-laden plumes that rose 200 meters before drifting south-southwest was observed. Sulfur dioxide (SO2) emission was measured…
September 18, 2020

BULUSAN VOLCANO BULLETIN 18 September 2020 08:00 A.M.

 Bulusan Volcano’s monitoring network recorded one (1) volcanic earthquake during the 24-hour observation period. Weak emission of white steam-laden plumes from the southeast vents that rose 50 meters before drifting north-northeast was observed. Ground deformation…
September 17, 2020

TAAL VOLCANO BULLETIN 17 September 2020 08:00 A.M.

In the past 24-hour period, the Taal Volcano Network recorded seven (7) volcanic earthquakes.  Weak steaming or fumarolic activity rising 5 meters high before drifting southwest was observed from fissure vents along the Daang Kastila…
September 17, 2020

MAYON VOLCANO BULLETIN 17 September 2020 08:00 A.M.

Mayon Volcano’s monitoring network did not detect any volcanic earthquake during the 24-hour observation period. Sulfur dioxide (SO2) emission was last measured at an average of 182 tonnes/day on 25 August 2020. Ground deformation data…
September 17, 2020

KANLAON VOLCANO BULLETIN 17 September 2020 08:00 A.M.

Kanlaon Volcano's monitoring network recorded two (2) volcanic earthquakes during the 24-hour observation period. Sulfur dioxide (SO2) emission was measured at an average of 416 tonnes/day on 14 September 2020. Ground deformation data from continuous…

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2020 Masbate EQ

 

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