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Weak mag. 3.3 earthquake - Celebes Sea, 30 km south of Sarangani, Davao Occidental, Philippines, on 28 April 2021 - 12:20 AM (PST)

Weak mag. 3.3 earthquake - Celebes Sea, 30 km south of Sarangani, Davao Occidental, Philippines, on 28 April 2021 - 12:20 AM (PST) Weak mag. 3.3 earthquake - Celebes Sea, 30 km south of Sarangani, Davao Occidental, Philippines, on 28 April 2021 - 12:20 AM (PST)

Weak magnitude 3.3 earthquake at 58 km depth

27 Apr 16:30 UTC: First to report: PHIVOLCS after 10 minutes.
28 Apr 11:00: Magnitude recalculated from 3.2 to 3.3. Hypocenter depth recalculated from 6.0 to 58.0 km (from 3.7 to 36 mi). Epicenter location corrected by 26 km (16 mi) towards SSE.

Earthquake details

Date & timeApr 27, 2021 16:20:00 UTC
Local time at epicenter28 April 2021 - 12:20 AM (PST)
Depth58.0 km
Epicenter latitude / longitude5.15°N / 125.37°E (Celebes Sea, Philippines)
Antipode5.15°S / 54.63°W
Shaking intensityVery weak shaking
Felt0 reports
Primary data sourcePHIVOLCS (Philippine Institute of Volcanology and Seismology)
Nearest volcanoParker (94 km / 58 mi)
Nearby towns and cities30 km (19 mi) SSW of Sarangani (Davao del Sur) (pop: 7,510) | Show on map | Quakes nearby
47 km (29 mi) S of Balanganan (pop: 2,330) | Show on map | Quakes nearby
54 km (34 mi) S of Nuing (pop: 2,610) | Show on map | Quakes nearby
62 km (39 mi) S of Pangyan (Sarangani) (pop: 5,260) | Show on map | Quakes nearby
77 km (48 mi) SSE of Glan (Sarangani) (pop: 24,300) | Show on map | Quakes nearby
91 km (56 mi) SSW of Caburan (Davao del Sur) (pop: 12,600) | Show on map | Quakes nearby
92 km (57 mi) S of Malapatan (Sarangani) (pop: 19,400) | Show on map | Quakes nearby
106 km (66 mi) S of Alabel (pop: 43,300) | Show on map | Quakes nearby
109 km (68 mi) SSE of General Santos City (pop: 679,600) | Show on map | Quakes nearby
124 km (77 mi) SSE of Polomolok (pop: 64,000) | Show on map | Quakes nearby
Estimated seismic energy released5.6 x 109 joules (1.56 megawatt hours, equivalent to 1.34 tons of TNT) | about seismic energy
Show interactive Map
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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.
3.358 km029 Km S 10° W of Sarangani (Davao Occidental), PhilippinesPHIVOLCS


Seismic station: Davao, Philippines (DAV/IU network) | Distance from quake: 215 km / 133 mi | Show on map | Station Info
Seismic station Davao, Philippines: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

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