Weak mag. 2.4 earthquake - 6.1 km west of Boksburg, South Africa, on 2021-05-02 13:24:04 SAST (GMT+02:00) -

Weak mag. 2.4 earthquake - 6.1 km west of Boksburg, South Africa, on 2021-05-02 13:24:04 SAST (GMT+02:00)

Weak magnitude 2.4 earthquake at 10 km depth

2 May 11:27 UTC: First to report: VolcanoDiscovery after 4 minutes.
2 May 13:28: Now using data updates from CGS
3 May 02:35: Magnitude recalculated from 2.5 to 2.4.
Date & time: May 2, 2021 11:24:04 UTC -
Local time at epicenter: 2021-05-02 13:24:04 SAST (GMT+02:00)
Magnitude: 2.4
Depth: 10.0 km
Epicenter latitude / longitude: 26.21°S / 28.198°E (Ekurhuleni Metropolitan Municipality, Gauteng, South Africa)
Antipode: 26.21°N / 151.802°W
Nearby towns and cities:
6 km (4 mi) W of Boksburg (pop: 445,200) --> See nearby quakes!
9 km (6 mi) SSE of Edenvale (pop: 49,300) --> See nearby quakes!
10 km (6 mi) NE of Alberton (pop: 121,500) --> See nearby quakes!
12 km (8 mi) WSW of Benoni (pop: 605,300) --> See nearby quakes!
15 km (10 mi) E of Johannesburg (pop: 2,026,500) --> See nearby quakes!
17 km (11 mi) W of Brakpan (pop: 305,700) --> See nearby quakes!
21 km (13 mi) WNW of Springs (pop: 186,400) --> See nearby quakes!
23 km (15 mi) ESE of Randburg (pop: 337,100) --> See nearby quakes!
34 km (21 mi) E of Soweto (pop: 1,695,000) --> See nearby quakes!
52 km (32 mi) S of Pretoria (pop: 1,619,400) --> See nearby quakes!
Primary data source: CGS (Council for Geoscience, South African National Seismograph Network)
Estimated released energy: 2.5 x 108 joules (69.8 kilowatt hours) | 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.
Mag.DepthLocationSource
2.410 kmSouth Africa RegionCGS

User reports for this quake (371)

At magnitude 2.4, this quake might have been felt very close to the epicenter and under calm conditions.
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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libradene Boksburg / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : We have now had three tremors. The first one made the dogs and I jump up as it sounded like a bomb had gone off. The second one was a light tremble. The third one was at the same intensity as the first one. | 4 users found this interesting.  
  • Also felt 3 tremors in Farrar Park
8.3 km ENE of epicenter [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : It really shook my house. Strongest I have felt in the 10 years that I have lived in Beyers Park,Boksburg. | 3 users found this interesting.  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (7 km ESE of epicenter) [Map] / Weak shaking (MMI III) / 2-5 s : Zamaz, blasting away in old mine ,simler shakings before. When mine where still operational. This, no quake !!  
Boksburg North / Weak shaking (MMI III) / rattling, vibrating / 20-30 s : Sounded like an explosion, first one was quite loud and harsh, followed by a second smaller one | 2 users found this interesting.  
BOKSBURG WEST / Light shaking (MMI IV) / rattling, vibrating / 1-2 s : Definitely some type of tremor, which made a large noise. Another second one, but much shorter and not as severe felt at 14:40 too.  
Elspark Germiston / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : Strange movement | One user found this interesting.  
Boksburg / Light shaking (MMI IV) / single lateral shake / 2-5 s : I felt two tremors perhaps one hour apart. The first was typical of the occasional tremors felt in our area due to the collapse of old mining workings. The second tremor was stronger and slightly more sustained - I said to my wife it felt like surface bla | One user found this interesting.  
Beyer's Park, Boksburg / Light shaking (MMI IV) / rattling, vibrating / 5-10 s : Windows rattling.. felt like a tremor | One user found this interesting.  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (9.3 km ESE of epicenter) [Map] / Weak shaking (MMI III) : Ground shaking twice and rattling of things indoors  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (8.1 km ESE of epicenter) [Map] / Light shaking (MMI IV) / complex motion difficult to describe / very short : Heard bang before felt shockwave/tremor  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (2.2 km NE of epicenter) [Map] / not felt / rattling, vibrating / 2-5 s : I was worried and shocked since its rare to have earthquakes in Parkrand Boksburg  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (7.3 km SE of epicenter) [Map] / Very weak shaking (MMI II)
near EMbalenhle, Gert Sibande District Municipality, Mpumalanga (96.7 km ESE of epicenter) [Map] / Very weak shaking (MMI II) / single lateral shake / very short : Very short duration in Benoni.  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (5.6 km ENE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (10.8 km ESE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (5.2 km ENE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : It was sudden and strong.. shaking. There is a slight Crack in the wall  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (6.9 km ESE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 5-10 s : It was a strong shake. All my items in the house moved  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (7.2 km SSE of epicenter) [Map] / Light shaking (MMI IV) / 1-2 s
near Pretoria, City of Tshwane Metropolitan Municipality, Gauteng (52.9 km NNW of epicenter) [Map] / not felt
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (6.4 km SE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s : Strong movement twice about five minutes apart  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (7.6 km ESE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 1-2 s
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (6.3 km ESE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 1-2 s : Parkdene Boksburg total of four tremors for Sunday  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (10 km ESE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (3 km NE of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 1-2 s : Weak shaking  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (9.8 km ESE of epicenter) [Map] / Weak shaking (MMI III) / single lateral shake / 1-2 s
Home (5.4 km ENE of epicenter) [Map] / Weak shaking (MMI III) / complex motion difficult to describe
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (2.2 km NE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (5.1 km E of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 5-10 s
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (7.3 km SE of epicenter) [Map] / Very weak shaking (MMI II) / very short : Felt like a very strong earth tremor. Could feel the rumble of the rocks  
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (7.1 km ESE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Boksburg, Ekurhuleni Metropolitan Municipality, Gauteng (10.2 km ESE of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
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