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  • TAAL VOLCANO BULLETIN 11 April 2011 8:00 A.M.

    Taal Volcano’s (14.0000°N, 120.9833°E) seismic network recorded seven (7) volcanic earthquakes during the past 24 hours.  Water temperature slightly increased from 30.0°C to 30.5°C.  Gas measurements conducted at Taal Main Crater Lake last January...
  • BULUSAN VOLCANO BULLETIN 11 April 2011 8:00 A.M.

    Bulusan Volcano’s (12.7667°N, 124.0500°E) seismic network recorded six (6) volcanic earthquakes during the past 24 hours.  Steaming activity was not observed due to thick clouds covering the summit the whole day yesterday.  Results of ground deforma...
  • MAYON VOLCANO BULLETIN 11 April 2011 8:00 A.M.

    Mayon Volcano’s (13.2500°N, 123.6833°E) seismic network detected one (1) volcanic earthquake and one (1) rockfall related event during the past 24 hours.  Moderate emission of white steam was observed from the crater drifting  towards the west-south...
  • TAAL VOLCANO BULLETIN, 10 April 2011, 8:00 A.M.

    Taal Volcano’s (14.0000°N, 120.9833°E) seismic network recorded six (6) volcanic earthquakes during the past 24 hours. Field observation and measurements conducted at the eastern sector inside the Main Crater Lake (via Calauit) on 5 April 2011 showed ...
  • BULUSAN VOLCANO BULLETIN, 10 April 2011, 8:00 A.M.

    Bulusan Volcano’s (12.7667°N, 124.0500°E) seismic network recorded three (3) volcanic earthquakes during the past 24 hours.  Steaming activity was not observed due to thick clouds covering the summit the whole day yesterday.  Results of ground defor...
  • MAYON VOLCANO BULLETIN, 10 April 2011, 8:00 A.M.

    Mayon Volcano’s (13.2500°N, 123.6833°E) seismic network detected one (1) volcanic earthquake and one (1) rockfall related event during the past 24 hours.  Moderate emission of white steam was observed from the crater drifted towards the west-southwes...
  • Taal Volcano Bulletin 09 April 20117:00 A.M.

    This is a notice for the raising of the alert status of Taal Volcano (14°00.1’N, 120°59.6’E) from Alert Level 1 to Alert Level 2. Following the issuance of the volcano advisory on 31 March 2011, the monitored parameters have shown significant chang...
  • BULUSAN VOLCANO BULLETIN 09 April 2011 8:00 A.M.

    Bulusan Volcano’s (12°46.2’N, 124°03’E) seismic network recorded two (2) volcanic earthquakes during the past 24 hours.  Steaming activity was not observed due to clouds covering the summit the whole day yesterday.  Results of ground deformation...
  • MAYON VOLCANO BULLETIN 09 April 2011 8:00 A.M.

     Mayon Volcano’s (13.2576°N, 123.6856°E) seismic network detected two (2) rockfall related events during the past 24 hours.  Steam emission varied from wispy to moderate and drifted towards the southwest direction. Fair crater glow (Intensity II –...
  • BULUSAN VOLCANO BULLETIN 08 April 2011 8:00 A.M.

        Bulusan Volcano’s (12°46.2’N, 124°03’E) seismic network recorded three (3) volcanic earthquakes during the past 24 hours.  During cloud break yesterday, wispy to weak emission of white steam was observed at the southeast and northwest...
  • TAAL VOLCANO BULLETIN 08 April 2011 8:00 A.M.

    Taal Volcano’s (14°00.1’N, 120°59.6’E) seismic network recorded nine (9) volcanic earthquakes during the past 24 hours. Field observation and measurements conducted at the eastern sector inside the Main Crater Lake (via Calauit) on 5 April 2011 sh...
  • MAYON VOLCANO BULLETIN 08 April 2011 8:00 A.M.

         Mayon Volcano’s (13.2576°N, 123.6856°E) seismic network detected no volcanic earthquake during the past 24 hours.  Steam emitted from the crater was moderate and drifted towards south-southwest. Fair crater glow (Intensity II – can be...
  • BULUSAN VOLCANO BULLETIN 07 April 2011 8:00 A.M.

    Bulusan Volcano’s (12°46.2’N, 124°03’E) seismic network did not detect any volcanic earthquake during the past 24 hours.  During cloud break yesterday, wispy to weak emission of white steam was observed at the southeast and northwest thermal ve...
  • TAAL VOLCANO BULLETIN 07 April 2011 8:00 A.M.

    Taal Volcano’s (14°00.1’N, 120°59.6’E) seismic network recorded four (4) volcanic earthquakes during the past 24 hours. Field observation and measurements conducted at the eastern sector inside the Main Crater Lake (via Calauit) on 5 April 2011 sh...
  • MAYON VOLCANO BULLETIN 07 April 2011 8:00 A.M.

    Mayon Volcano’s (13.2576°N, 123.6856°E) seismic network recorded three (3) volcanic earthquakes and two (2) rockfall events during the past 24 hours.  Steam emitted from the crater was weak and drifted towards northwest. Fair crater glow (Intensity...
  • BULUSAN VOLCANO BULLETIN, 06 April 2011, 8:00 A.M.

    Bulusan Volcano’s (12°46.2’N, 124°03’E) seismic network detected three (3) volcanic earthquakes during the past 24 hours.  During cloud break yesterday, wispy to weak emission of white steam was observed at the southeast and northwest thermal ven...
  • TAAL VOLCANO BULLETIN, 06 April 2011, 8:00 A.M.

    Taal Volcano’s (14°00.1’N, 120°59.6’E) seismic network recorded five (5) volcanic earthquakes during the past 24 hours. Field observation and measurements conducted at the eastern sector inside the Main Crater Lake (via Calauit) on 5 April 2011 sh...
  • MAYON VOLCANO BULLETIN, 06 April 2011, 8:00 A.M.

    Mayon Volcano’s (13.2576°N, 123.6856°E) seismic network did not detect any volcanic earthquake during the past 24 hours.  Steam emitted from the crater varied from wispy to weak and drifted towards west-southwest.  Fair crater glow (Intensity II –...
  • TAAL VOLCANO BULLETIN 05 April 2011 8:00 A.M.

    Taal Volcano’s (14°00.1’N, 120°59.6’E) seismic network recorded two (2) volcanic earthquakes during the past 24 hours. Field observation and measurements conducted at the western sector inside the Main Crater Lake (via Alas-as) on 29 March 2011 sh...
  • BULUSAN VOLCANO BULLETIN 05 April 2011 8:00 A.M.

    Bulusan Volcano’s (12°46.2’N, 124°03’E) seismic network detected two (2) volcanic earthquakes during the past 24 hours.  During cloud break yesterday, wispy to weak emission of white steam was observed at the SE thermal vents. The summit crater a...