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  • TAAL VOLCANO BULLETIN, 02 December 2011, 8:00 A.M.

    Taal Volcano’s (14.0000°N, 120.9833°E) seismic network detected no volcanic earthquake during the past 24 hours. Field measurements on 29 November 2011 at the eastern sector of the Main Crater Lake yielded decreased water temperature of 32.6°C from 3...
  • MAYON VOLCANO BULLETIN, 02 December 2011, 8:00 A.M.

    Mayon Volcano’s (13.2500°N, 123.6833°E) seismic network did not detect any volcanic earthquake during the past 24 hours. Moderate emission of white steam clouds was observed. Crater glow was observed at intensity I from 11:10 PM until 5:00 A.M. Measur...
  • BULUSAN VOLCANO BULLETIN,02 December 2011, 8:00 A.M.

    Bulusan Volcano’s (12.7667°N, 124.0500°E) seismic network detected two (2) volcanic earthquakes during the past 24 hours. Steaming activity could not be observed due to thick clouds covering the summit area. Ground deformation survey (precise leveling...