Date: 21 September 2021
(Increased Unrest)
ALERT LEVEL | 2 |
Date: 21 September 2021 ALERT LEVEL (Increased Unrest) | 2 |
PARAMETERS
![]() Seismicity |
32 volcanic earthquakes including 30 tremor events (2-5 minutes long) + low-level background tremor (earthquake related to volcanic activity) |
![]() Acidity Main Crater Lake |
1.59 (12 February 2021) (acidity of monitored spring/lake water) |
![]() Main Crater Lake |
71.8 ℃ (04 March 2021) (heat measure of monitored spring/lake water) |
![]() Sulfur Dioxide Flux |
10428 tonnes / day (20 September 2021) (volcanic sullfur dioxide gas emission) |
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2400 meters tall; Voluminous emission; southwest drift (steaming / degassing activity at the active vent/crater) |
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Slow deflation of TVI; slow extension of Taal Caldera (movement of the ground on the volcano) |

Earthquake Location: | Past 24 hours | Past 2 weeks |
Earthquake Location: | |||
Past 24 hours | Past 2 weeks |
Total no. of volcanic earthquake: 32 | Total no. w/ enough record for location: 0 |
RECOMMENDATION/COMMENT
Not allowed |
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Reminder |
Possible hazards that can occur:
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Location of Taal Volcano: Province of Batangas |
Additional information on the website: |
Additional information on the website: |