Light mag. 3.7 earthquake - 12 km north of Baguio City, Province of Benguet, Cordillera, Philippines, on Saturday, Oct 23, 2021 1:10 am (GMT +8) -

Light mag. 3.7 earthquake - 12 km north of Baguio City, Province of Benguet, Cordillera, Philippines, on Saturday, Oct 23, 2021 1:10 am (GMT +8)

Light magnitude 3.7 earthquake at 7 km depth

22 Oct 17:13 UTC: First to report: VolcanoDiscovery after 3 minutes.
22 Oct 17:25: Now using data updates from PHIVOLCS
23 Oct 07:20: Magnitude recalculated from 3.5 to 3.7. Hypocenter depth recalculated from 3.0 to 6.0 km (from 1.9 to 3.7 mi). Epicenter location corrected by 6.8 km (4.2 mi) towards N.
23 Oct 14:25: Hypocenter depth recalculated from 6.0 to 7.0 km (from 3.7 to 4.3 mi). Epicenter location corrected by 4.4 km (2.7 mi) towards WSW.
Date & time: Oct 22, 2021 17:10:00 UTC -
Local time at epicenter: Saturday, Oct 23, 2021 1:10 am (GMT +8)
Magnitude: 3.7
Depth: 7.0 km
Epicenter latitude / longitude: 16.52°N / 120.56°E (Province of Benguet, Cordillera, Philippines)
Antipode: 16.52°S / 59.44°W
Nearest volcano: Patoc (45 km / 28 mi)
Nearby towns and cities:
8 km (5 mi) ENE of Sablan (pop: 2,460) --> See nearby quakes!
8 km (5 mi) NNW of Trinidad (pop: 41,300) --> See nearby quakes!
12 km (7 mi) NNW of Baguio City (pop: 272,700) --> See nearby quakes!
21 km (13 mi) NW of Itogon (Benguet) (pop: 28,400) --> See nearby quakes!
24 km (15 mi) E of Bauang (La Union, Ilocos) (pop: 17,100) --> See nearby quakes!
26 km (16 mi) ENE of Aringay (La Union, Ilocos) (pop: 29,800) --> See nearby quakes!
28 km (17 mi) ESE of San Fernando City (Ilocos) (pop: 83,000) --> See nearby quakes!
45 km (28 mi) SSW of Mankayan (Benguet) (pop: 15,900) --> See nearby quakes!
48 km (30 mi) SSE of Tagudin (Ilocos) (pop: 35,800) --> See nearby quakes!
218 km (135 mi) NNW of Manila (National Capital Region) (pop: 1,600,000) --> See nearby quakes!
Weather at epicenter at time of quake:
Scattered Clouds 16.6°C (62 F), humidity: 92%, wind: 2 m/s (4 kts) from E
Primary data source: PHIVOLCS (Philippine Institute of Volcanology and Seismology)
Estimated released energy: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 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.
Mag.DepthLocationSource
3.77 kmPhilippines: 008 Km N 21° W of La Trinidad (Benguet)PHIVOLCS
3.53 kmLUZON, PHILIPPINESEMSC

User reports for this quake (25)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Baguio / Light shaking (MMI IV) / rattling, vibrating : Woke up from sleep. Dark but can feel vibration and rattling. Can hear dogs being noisy. Checked time its 1:10am.  
  • It around 1:15am. It was a very short lateral shake.
Baguio City (14.5 km SSE of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 2-5 s
Mangatarem, Pangasinan / not felt
Bagiuo City / Light shaking (MMI IV) / horizontal (sideways) swinging / 1-2 s
Tuding Itogon Benguet / Very weak shaking (MMI II) / single vertical bump / very short : Very wake shaking  
Virac Itogon Benguetp / Weak shaking (MMI III) / single lateral shake / very short
Baguio city / not felt
baguio / Weak shaking (MMI III) / 2-5 s
La Trinidad, Benguet / Very weak shaking (MMI II) / horizontal (sideways) swinging / 1-2 s
Pico La Tinidad Benguet (8.5 km SSE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / very short : Light shaking I was in bed and i felt the jolt And i cound hear windows shaking and the pets woken up I was reding at my phone  
san gabriel la union / Weak shaking (MMI III) / horizontal (sideways) swinging / 1-2 s : I was working and I taught I did something my monitor is shaking for seonds  
Km. 3 Pico La Trinidad Benguet / Very weak shaking (MMI II) / single lateral shake / 1-2 s
tandiagan tuba benguet / Light shaking (MMI IV) / single lateral shake / 2-5 s
Asin Road, Baguio City / Weak shaking (MMI III) / single lateral shake / very short
Baguio City / Light shaking (MMI IV) / single lateral shake / very short
Baguio city / Weak shaking (MMI III) / single vertical bump / very short
Baguio city / Light shaking (MMI IV) / single lateral shake / 2-5 s
Baguio / Light shaking (MMI IV) / horizontal (sideways) swinging / 1-2 s
puguis, ltb / Weak shaking (MMI III) / 1-2 s
Baguio City / Light shaking (MMI IV) / horizontal (sideways) swinging / 1-2 s : It's a little strong and rapid quake  
BAGUIO (11.5 km SSE of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / very short : Im lying in bed and about to sleep  
Kingstown Subdivision, Beckel, Benguet (12.7 km SE of epicenter) [Map] / Very weak shaking (MMI II) / single vertical bump / very short : I was standing up from my laptop when I heard a roaring sound like an incoming wave or thunder in the sky coming closer, when I suddenly heard the wave reach the house and I knew it was a quake. I felt the floor move/bump up that I hurriedly reached for t  
Tublay, Benguet / not felt / rattling, vibrating / 2-5 s
Bangcusay san fernando la union / Very weak shaking (MMI II) / rattling, vibrating / very short
Baguio City (68.2 km NNE of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 1-2 s : On the couch at home. Sound of windows shaking  
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