Minor mag. 3.0 earthquake - Indian Ocean, 44 km south of Sibolga, North Sumatra, Indonesia, on Sunday, Aug 22, 2021 7:16 pm (GMT +7) -

Minor mag. 3.0 earthquake - Indian Ocean, 44 km south of Sibolga, North Sumatra, Indonesia, on Sunday, Aug 22, 2021 7:16 pm (GMT +7)

Minor magnitude 3.0 earthquake at 81 km depth

22 Aug 12:35 UTC: First to report: BMKG after 18 minutes.
22 Aug 14:55: Hypocenter depth recalculated from 78.0 to 81.0 km (from 48 to 50 mi).
Date & time: Aug 22, 2021 12:16:50 UTC -
Local time at epicenter: Sunday, Aug 22, 2021 7:16 pm (GMT +7)
Magnitude: 3
Depth: 81.0 km
Epicenter latitude / longitude: 1.35°N / 98.83°E (Indian Ocean, Indonesia)
Antipode: 1.35°S / 81.17°W
Nearest volcano: Sibualbuali (53 km / 33 mi)
Nearby towns and cities:
44 km (27 mi) S of Sibolga (pop: 79,700) --> See nearby quakes!
49 km (31 mi) W of Padangsidempuan (pop: 100,600) --> See nearby quakes!
129 km (80 mi) SW of Bandar (Kabupaten Labuhan Batu) (pop: 31,400) --> See nearby quakes!
139 km (87 mi) SW of Rantauprapat (pop: 103,000) --> See nearby quakes!
145 km (90 mi) S of Tomok Bolon (Kabupaten Samosir) (pop: 10,000) --> See nearby quakes!
147 km (91 mi) S of Parapat (Kabupaten Simalungun) (pop: 10,000) --> See nearby quakes!
156 km (97 mi) SE of Singkil (pop: 46,800) --> See nearby quakes!
Weather at epicenter at time of quake:
Overcast Clouds 25.9°C (79 F), humidity: 83%, wind: 2 m/s (4 kts) from NNE
Primary data source: BMKG (Meteorological, Climatological, and Geophysical Agency of Indonesia)
Estimated released energy: 2 x 109 joules (554 kilowatt hours, equivalent to 0.477 tons of TNT) | about seismic energy
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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.
3.081 kmNorthern Sumatra, IndonesiaBMKG

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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