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Archive for the ‘Philippines quake’ Category

Strong Quake Strikes Mindoro Philippines

Posted by feww on March 25, 2010

Strong Earthquake Strikes Mindoro 135km SW of Manila, Philippines

A strong earthquake measuring up to 6.2Mw struck Mindoro, Philippines at  05:29:34UTC at a depth of about 71 km(±14km).

The epicenter of the shock was located near13.71ºN, 120.12ºE about 135 km (85 miles) SW of MANILA, Philippines and 105km WSW of TAAL volcano.

According to the various news reports, buildings in Manila shook for about 30 seconds as a result of the quake. While some building damage should be expected in areas closer to the epicenter, there was nor report of damage or casualties, as of posting.

Tsunami Status

Due to the depth of the quake, NO significant tsunami was expected and no advisory/warning issued.

Earthquake Location Map – Regional View – European-Mediterranean Seismological Center. Click images to enlarge.

Earthquake Location Map – Local View – European-Mediterranean Seismological Center

Earthquake Location Map – Global View – European-Mediterranean Seismological Center

Summary (European-Mediterranean Seismological Center)

  • Magnitude Mw 6.1
  • Date time: 2010-03-25 at 05:29:31.6 UTC
  • Local time: 13:29
  • Location: 13.71ºN, 120.12ºE
  • Depth: 71 km
  • Distances:
    • 135 km (85 miles) SW of MANILA, Philippines  (Pop: 1.7 million; metro Manila has a population of more than 20 million by FEWW estimates.)
    • 98 km W Batangas
    • 58 km W Calatagan
    • 14 km W Looc

Details according to:
GFZ Potsdam – Earthquake Bulletin

  • Region: Mindoro, Philippines
  • Time: 2010-03-25 05:29:33.8 UTC
  • Magnitude: 5.9
  • Epicenter:  13.81°N, 120.04°E
  • Depth: 76 km
  • Status: automatic

PAGER Population Exposure (PDF)

List of Historic Earthquakes – Philippines

PHIVOLC’s List of Destructive Earthquakes in the Philippines

Recent Earthquakes

USGS Last Earthquake in the Philippines
PHIVOLC’s Latest Earthquake Information

Tectonic Information

Related Links:

Posted in earthquake, Philippines quake, Philippines volcanoes, Taal | Tagged: , , , , | 1 Comment »

Strong Earthquake Strikes Nr Pandan Philippines

Posted by feww on January 28, 2010

Strong Earthquake Measuring Up to 6.3Mw Strikes Near Catanduanes Island Province, Philippines Islands

An earthquake measuring up to magnitude 6.3 struck about 140 km (90 miles) ESE of Pandan, Catanduanes Island Province, Philippines at an estimated  depth of 25 km on Wednesday, January 27, 2010 at 18:50 UTC

Mt Mayon
The earthquake struck about 193 km (120 miles) ENE of Mt Mayon and could potentially trigger the volcano for another round of unrest/activity. The quake followed two earlier shocks which struck the same area on January 21, 2010, with the larger event measuring up to 5.8Mw.

Damage/ Casualties
As of posting, there were no reports of damage or casualties.

Tsunami Report
The Hawaii Pacific Tsunami Warning Center did not issue a tsunami warning, or watch.

FEWW Forecast: Fire-Earth Moderators believe a Mega-quake could strike in or around Philippines Islands.

10-degree Map Centered at 15°N,125°E

EQ Location Map. Source: USGS/EHP. Enhanced by FEWW. Click image to enlarge.

Earthquake Details:

  • Magnitude reported by USGS: 6.1 [Max EQ magnitude estimated by FEWW: 6.3 Mw]
  • Date-Time:
    • Wednesday, January 27, 2010 at 18:49:33 UTC
    • Thursday, January 28, 2010 at 02:49:33 AM at epicenter
  • Location: 13.684°N, 125.440°E
  • Depth: 24.7 km (15.3 miles)
  • Distances:
    • 140 km (90 miles) ESE of Pandan, Catanduanes, Philippines
    • 190 km (120 miles) ENE of Legaspi, Luzon, Philippines
    • 200 km (125 miles) NNE of Calbayog, Samar, Philippines
    • 495 km (305 miles) ESE of MANILA, Philippines
  • Location Uncertainty: horizontal +/- 7.6 km (4.7 miles); depth +/- 22.1 km (13.7 miles) (?)
  • Source: USGS NEIC (WDCS-D)
  • Event ID: us2010rzbv

Historic Seismicity Since 1900

Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green. Source: USGS/EHP. Enhanced by FEWW. Click image to enlarge.

Seismic Hazard Map

Major Tectonic Boundaries: Subduction Zones -purple, Ridges -red and Transform Faults -green. Source: USGS/EHP. Enhanced by FEWW. Click image to enlarge.

Estimated Population Exposed to Earthquake Shaking [PDF]

Related Links:

Posted in earthquake forecast, Manila, Philippines quake, Seismic Hazard, shake map | Tagged: , , , , , , , , | Leave a Comment »