TAAL VOLCANO

Summary of 24Hr Observation

(from 5AM yesterday to 5AM today)

Date: 22 October 2021

(Increased Unrest)

ALERT LEVEL

2

Date: 22 October 2021

ALERT LEVEL

(Increased Unrest)

2

PARAMETERS

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Seismicity

6 including 2 volcanic tremors (1-2 minutes long) + low-level background

(earthquake related to volcanic activity)

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Acidity

Main Crater Lake

1.59 (12 February 2021)

(acidity of monitored spring/lake water)

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Temperature

Main Crater Lake

71.8 ℃ (04 March 2021)

(heat measure of monitored spring/lake water)

SO2

Sulfur Dioxide Flux

9462 tonnes / day (21 October 2021); dominated by upwelling of hot volcanic fluids in its lake

(volcanic sullfur dioxide gas emission)

Plume
Plume

1500 meters tall; Voluminous emission; south-southwest drift

(steaming / degassing activity at the active vent/crater)

ground deformation
Ground Deformation

Inflation of TVI; slow extension of Taal Caldera

(movement of the ground on the volcano)

static map
Earthquake Location:
Past 24 hours
Past 2 weeks
Earthquake Location:
Past 24 hours
Past 2 weeks
Total no. of volcanic earthquake: 6 Total no. w/ enough record for location: 0

RECOMMENDATION/COMMENT

Not allowed

  • Entry into Taal Volcano Island (Permanent Danger Zone or PDZ) , especially the Main Crater and Daang Kastila fissures, and occupancy and boating on Taal Lake
  • Flying any aircraft close to the volcano

Reminder

Possible hazards that can occur:

  • steam-driven or phreatic or gas-driven explosions
  • volcanic earthquakes
  • minor ashfall
  • lethal accumulations or expulsions of volcanic gas
Location of Taal Volcano: Province of Batangas
Additional information on the website:
Additional information on the website: