Light mag. 3.9 earthquake - Northern Samar, 36 km northwest of Calbayog City, Philippines, on Saturday, 27 Mar 2021 12:46 am (GMT +8) -

Light mag. 3.9 earthquake - Northern Samar, 36 km northwest of Calbayog City, Philippines, on Saturday, 27 Mar 2021 12:46 am (GMT +8)

Light magnitude 3.9 earthquake at 33 km depth

26 Mar 17:05 UTC: First to report: PHIVOLCS after 19 minutes.
27 Mar 04:05: Hypocenter depth recalculated from 148.0 to 24.0 km (from 92 to 14.9 mi). Epicenter location corrected by 71 km (44 mi) towards W.
27 Mar 11:30: Hypocenter depth recalculated from 24.0 to 33.0 km (from 14.9 to 21 mi). Epicenter location corrected by 13 km (8.4 mi) towards NE.
Date & time: 26 Mar 2021 16:46:00 UTC -
Local time at epicenter: Saturday, 27 Mar 2021 12:46 am (GMT +8)
Magnitude: 3.9
Depth: 33.0 km
Epicenter latitude / longitude: 12.33°N / 124.41°E (Northern Samar, Eastern Visayas, Philippines)
Nearest volcano: Biliran (104 km / 65 mi)
Nearby towns and cities:
7 km (5 mi) E of Palanit (pop: 3,360) --> See nearby quakes!
16 km (10 mi) N of Piña (pop: 3,140) --> See nearby quakes!
23 km (15 mi) SE of Allen (Northern Samar) (pop: 7,500) --> See nearby quakes!
31 km (19 mi) SW of Catarman (pop: 47,400) --> See nearby quakes!
36 km (22 mi) NW of Calbayog City (pop: 67,900) --> See nearby quakes!
71 km (44 mi) WSW of Laoang (Northern Samar) (pop: 16,700) --> See nearby quakes!
81 km (50 mi) NW of Catbalogan (pop: 68,100) --> See nearby quakes!
85 km (53 mi) SSE of Sorsogon (Bicol) (pop: 82,700) --> See nearby quakes!
116 km (72 mi) SE of Legazpi (Bicol) (pop: 179,500) --> See nearby quakes!
449 km (279 mi) ESE of Manila (National Capital Region) (pop: 1,600,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 23.1°C (74 F), humidity: 98%, wind: 1 m/s (2 kts) from E
Primary data source: PHIVOLCS (Philippine Institute of Volcanology and Seismology)
Estimated released energy: 4.5 x 1010 joules (12.4 megawatt hours, equivalent to 10.7 tons of TNT) More info
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Data for the same earthquake reported by different agencies

Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
MagnitudeDepthLocationSource
3.933 km010 Km S 53° W of Catubig (Northern Samar), PhilippinesPHIVOLCS
3.9148 kmSAMAR, PHILIPPINESEMSC

User reports for this quake (5)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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san isidro (8.8 km WNW of epicenter) [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 5-10 s
Bobon (26.1 km NE of epicenter) [Map] / Very weak shaking (MMI II) (reported through our app)
Naval, Biliran (82.4 km S of epicenter) [Map] / Weak shaking (MMI III) / 2-5 s
San Joaquin, Samar / Moderate shaking (MMI V) / horizontal (sideways) swinging / 2-5 s : Quick acting quake woke us up. It was enough of a shake to raise the heartrate up a bit!  
Calbayog City Samar / Light shaking (MMI IV) / single lateral shake / very short
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