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Moderate mag. 5.0 earthquake - Andaman Sea, India, on Thursday, Aug 5, 2021 at 6:16 pm (GMT +5:30)

This quake was likely an aftershock of the 6.1 quake Andaman Sea, India, Aug 3, 2021 9:12 am (GMT +5:30), which had occurred 2 days earlier.
Moderate mag. 5.0 earthquake - Andaman Sea, India, on Thursday, Aug 5, 2021 at 6:16 pm (GMT +5:30) Moderate mag. 5.0 earthquake - Andaman Sea, India, on Thursday, Aug 5, 2021 at 6:16 pm (GMT +5:30)

Moderate magnitude 5.0 earthquake at 100 km depth

5 Aug 12:56 UTC: First to report: GFZ after 10 minutes.
5 Aug 12:58: Epicenter location corrected by 9.4 km (5.8 mi) towards NE.
8 Aug 19:09: Now using data updates from NCS

Earthquake details

Date & timeAug 5, 2021 12:46:04 UTC
Local time at epicenterThursday, Aug 5, 2021 at 6:16 pm (GMT +5:30)
StatusConfirmed
Magnitude5
Depth100.0 km
Epicenter latitude / longitude8.73°N / 94.07°E (Andaman Sea, India)
Antipode8.73°S / 85.93°W
Shaking intensityLight shaking
Felt2 reports
Primary data sourceNCS (National Center for Seismology)
Nearby towns and cities345 km (214 mi) NNW of Sabang (Indonesia) (pop: 24,500) | Show on map | Quakes nearby
357 km (222 mi) SSE of Port Blair (pop: 112,100) | Show on map | Quakes nearby
381 km (237 mi) NNW of Banda Aceh (Indonesia) (pop: 250,800) | Show on map | Quakes nearby
427 km (265 mi) NNW of Sigli (Kabupaten Pidie, Indonesia) (pop: 17,500) | Show on map | Quakes nearby
461 km (286 mi) NNW of Reuleuet (Indonesia) (pop: 40,400) | Show on map | Quakes nearby
488 km (303 mi) NW of Bireun (Kabupaten Bireuen, Indonesia) (pop: 25,800) | Show on map | Quakes nearby
521 km (324 mi) NW of Lhokseumawe (Indonesia) (pop: 89,000) | Show on map | Quakes nearby
117 km (73 mi) ENE of Teressa Island (pop: 1,930) | Show on map | Quakes nearby
Estimated seismic energy released2 x 1012 joules (554 megawatt hours, equivalent to 477 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.
Mag.DepthLocationSource
5.0100 kmNicobar Islands, India RegionNCS
5.151 kmNICOBAR ISLANDS, INDIA REGIONEMSC
4.910 kmNicobar Islands, India RegionTMD
5.097 kmNicobar Islands, India RegionBMKG
5.010 kmIndia: Near Banda AcehRENASS
5.117 kmNicobar Islands, India RegionUSGS
5.210 kmNicobar Islands, India RegionGeoAu
5.110 kmNicobar Islands, IndiaGFZ

Seismograms

Seismic station: Chiang Mai, Thailand (CHTO/IU network) | Distance from quake: 1238 km / 769 mi | Show on map | Station Info
Seismic station Chiang Mai, Thailand: 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. Bandpass filter applied: 0.02-5.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Translate
Kebayakan, Aceh (549.2 km SE of epicenter) [Map] / Light shaking (MMI IV) (reported through our app)
Tillanchong (55.2 km WSW of epicenter) [Map] / Light shaking (MMI IV)

Earlier earthquakes in the same area

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