Strong mag. 6.1 earthquake - Chagos Archipelago Region (British Indian Ocean Territory) on Monday, 31 August 2020

Very strong mag. 6.1 earthquake - Indian Ocean, British Indian Ocean Territory, 502 km southwest of Hithadhoo, Maldives, on Monday, August 31, 2020 at 17:24 (GMT)

Very strong mag. 6.1 earthquake - Indian Ocean, British Indian Ocean Territory, 502 km southwest of Hithadhoo, Maldives, on Monday, August 31, 2020 at 17:24 (GMT)

Very strong magnitude 6.1 earthquake at 10 km depth

31 Aug 17:32 UTC: First to report: GFZ after 9 minutes.
Aug 31 17:34: Magnitude recalculated from 5.9 to 5.8.
Aug 31 18:12: Magnitude recalculated from 5.8 to 6.1.
Date & time: Aug 31, 2020 17:24:05 UTC -
Magnitude: 6.1
Depth: 10.0 km
Epicenter latitude / longitude: 3.96°S / 70.07°E (Indian Ocean, British Indian Ocean Territory)
Antipode: 3.96°N / 109.93°W
Nearby towns and cities:
332 km (206 mi) NNW of Île Lubine (pop: 15) --> See nearby quakes!
502 km (312 mi) SW of Hithadhoo (Addu City, Maldives) (pop: 9,930) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 8.9 x 1013 joules (24.8 gigawatt hours, equivalent to 21301 tons of TNT or 1.3 atomic bombs!) 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.
6.110 kmChagos Archipelago Region (British Indian Ocean Territory)GFZ
6.210 kmChagos Archipelago Region (British Indian Ocean Territory)EMSC
6.210 kmChagos Archipelago Region (British Indian Ocean Territory)BMKG
6.110 kmChagos Archipelago region (British Indian Ocean Territory)USGS
6.313 kmChagos Archipelago Region (British Indian Ocean Territory)GeoAu
6.010.2 kmBritish Indian Ocean Territory [Sea]INGV

User reports for this quake (14)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
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Mauritius (2268.2 km SW of epicenter) [Map] / not felt : For a few weeks now, dolphins' mass stranding on Mauritian bea | 3 users found this interesting.  
Mahebourg (2267.4 km SW of epicenter) [Map] / not felt
Mauritius / not felt : Sea was very rough in the North of Mauritius. A ship had an accident and sunk. Fishermen say that waves were extremely violent and they saw death. Out of 8, three are dead, still searching for one, and three are saved. | 3 users found this interesting.  
Port Mathurin / Very weak shaking (MMI II) : Slight tremor. Dogs barking everywhere | 2 users found this interesting.  
Java / Very weak shaking (MMI II) / single lateral shake / very short : Yess correct EMSC it must be above 6.0 | 7 users found this interesting.  
water / Violent shaking (MMI IX) / complex motion difficult to describe : scary | 3 users found this interesting.  
  • Water is more complex than most know. Is is proven your thoughts, emotions affect change in water. Demonstrates the power of thought. Hold love in your heart.
Chile strong / Very strong shaking (MMI VII) / rattling, vibrating : Yesterday there was an earthquake in Chile in the Atacama area and magnitude was 7.00 | One user found this interesting.  
Le Hochet, Terre Rouge / not felt
Mauritius / not felt
Mauritius / not felt
Addu / Very weak shaking (MMI II)
Addu city / not felt
Addu City / Moderate shaking (MMI V) / rattling, vibrating / 2-5 s
(Maldives, 984 km N of epicenter) : Ground feels like I'm floundering in quick sands (reported through EMSC)  
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Recorded aftershocks, latest first (1 quake)

  • 01 Oct 2020 21:07 UTC
    | M 4.7 |
    10 km (6.2 mi) depth
    25 km (16 mi) distance
    | USGS | Details

Earlier earthquakes in the same area

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