4 earthquakes jolt the Philippines on March 21

Update: Another 4.7-magnitude earthquake just hit 29 KM Northeast of Pili, Camarines Sur at 9:29PM, making it the fifth to struck the country, today. According to a Bandila (ABS-CBN) report quoting Phivolcs, experiencing 5 quakes in one day is just normal since the country is said to experience an average of 20 tremors per day, only that most are 'weak' enough to be noticed.

A day after a 6.1-magnitude earthquake jolted the northern provinces of the Philippines, 4 more tremors were felt in different areas in the country today, March 21, 2011.

According to the Philippine Institute of Volcanology and Seismology (Phivolcs), the following are the epicenters and corresponding magnitudes of the 4 quakes.

21 Mar 2011 - 06:37 PM

DEPTH - 074 KM

MAGNITUDE - 5.7

LOCATION - 012 km N 89° E of Lubang (Lubang Island)

21 Mar 2011 - 07:34 AM

DEPTH - 081 KM

MAGNITUDE - 3.8

LOCATION - 081 km S 60° W of Mamburao (Occidental Mindoro)

21 Mar 2011 - 06:13 AM

DEPTH – 020 KM

MAGNITUDE - 2.9

LOCATION - 010 km N 75° E of Tandag (Surigao Del Sur)

21 Mar 2011 - 12:29 AM

DEPTH - 019 KM

MAGNITUDE - 1.9

LOCATION - 004 km S 65° E of Romblon (Romblon)

Noypi's notes:

A friend in Manila posted on Facebook that she saw her chandelier swaying when the 5.6-magnitude quake happened just moments ago. She was on the 16th floor.

Take care, everyone!