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  • TAAL VOLCANO BULLETIN, 21 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 showed that the temperature at the Ma...
  • MAYON VOLCANO BULLETIN, 21 April 2011, 8:00 A.M.

    One (1) rockfall related event and no volcanic earthquake was recorded by Mayon Volcano’s (13.2500°N, 123.6833°E) seismic network during the past 24 hours. Emission of weak white steam was observed drifting towards southwest and west-southwest. Crat...
  • BULUSAN VOLCANO BULLETIN, 21 April 2011, 8:00 A.M.

    The seismic network around Bulusan Volcano (12.7667°N, 124.0500°E) recorded no volcanic earthquake during the past 24 hours. Steaming activity at the southeast vents was wispy to weak. Results of ground deformation survey (precise leveling) conducted ...
  • TAAL VOLCANO BULLETIN, 20 April 2011, 8:00 A.M.

    Taal Volcano’s (14.0000°N, 120.9833°E) seismic network recorded thirteen (13) volcanic earthquakes during the past 24 hours.  One (1) of these events, which occurred at 3:17 PM yesterday, was felt at Intensity III in Barangay Calauit on the southeast...
  • BULUSAN VOLCANO BULLETIN, 20 April 2011, 8:00 A.M.

    The seismic network around Bulusan Volcano (12.7667°N, 124.0500°E) recorded eight (8) volcanic earthquakes during the past 24 hours. Steaming activity was not observed due to thick clouds covering the active vents and summit crater.  Results of ground ...
  • MAYON VOLCANO BULLETIN, 20 April 2011, 8:00 A.M.

    No volcanic earthquake was recorded by Mayon Volcano’s (13.2500°N, 123.6833°E) seismic network during the past 24 hours. Emission of weak white steam was observed drifting towards southwest.  Crater glow was observed at intensity II last night. Measu...
  • TAAL VOLCANO BULLETIN, 19 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.  Water temperature at Taal  Main Crater Lake  slightly increased from 29.8°C to 30.1°C.  Likewise, gas measurements conducted ...
  • MAYON VOLCANO BULLETIN, 19 April 2011, 8:00 A.M.

    Five (5) volcanic earthquakes were recorded by the seismic network around Mayon Volcano (13.2500°N, 123.6833°E) during the past 24 hours. Crateral steaming activity was weak with white steam clouds drifting towards west-southwest.  Crater glow was not ...
  • BULUSAN VOLCANO BULLETIN, 19 April 2011, 8:00 A.M.

    The seismic network around Bulusan Volcano (12.7667°N, 124.0500°E) recorded six (6) volcanic earthquakes during the past 24 hours. Steaming activity was not observed due to thick clouds covering the active vents and summit crater.  Results of ground de...
  • TAAL VOLCANO BULLETIN, 18 April 2011, 8:00 A.M.

    Twenty one (21) volcanic earthquakes were recorded by the seismic network around Taal Volcano (14.0000°N, 120.9833°E) during the past 24 hours. One (1) of these events which occurred at 10:06 A.M. yesterday was felt by residents at Intensity II in Brgy....

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