Light mag. 3.1 earthquake - 5.1 km south of Stilfontein, South Africa, on Monday, 1 Mar 2021 2:37 pm (GMT +2) -

Light mag. 3.1 earthquake - 5.1 km south of Stilfontein, South Africa, on Monday, 1 Mar 2021 2:37 pm (GMT +2)

Light magnitude 3.1 earthquake at 10 km depth

1 Mar 12:42 UTC: First to report: CGS after 4 minutes.
1 Mar 12:49: Epicenter location corrected by 1.5 km (0.9 mi) towards ESE.
1 Mar 13:07: Epicenter location corrected by 1.7 km (1.1 mi) towards NW.
1 Mar 17:00: Epicenter location corrected by 1.9 km (1.2 mi) towards NW.
Date & time: 1 Mar 2021 12:37:56 UTC -
Local time at epicenter: Monday, 1 Mar 2021 2:37 pm (GMT +2)
Magnitude: 3.1
Depth: 10.0 km
Epicenter latitude / longitude: 26.891°S / 26.764°E (Dr Kenneth Kaunda District Municipality, North West, South Africa)
Nearby towns and cities:
5 km (3 mi) S of Stilfontein (North-West) (pop: 93,100) --> See nearby quakes!
11 km (7 mi) ESE of Klerksdorp (North-West) (pop: 178,900) --> See nearby quakes!
13 km (8 mi) NE of Orkney (North-West) (pop: 145,800) --> See nearby quakes!
39 km (24 mi) WSW of Potchefstroom (North-West) (pop: 123,700) --> See nearby quakes!
129 km (80 mi) WSW of Soweto (Gauteng) (pop: 1,695,000) --> See nearby quakes!
149 km (92 mi) WSW of Johannesburg (Gauteng) (pop: 2,026,500) --> See nearby quakes!
160 km (99 mi) SE of Mahikeng (North-West) (pop: 14,000) --> See nearby quakes!
191 km (119 mi) SW of Pretoria (Gauteng) (pop: 1,619,400) --> See nearby quakes!
263 km (163 mi) SSE of Gaborone (Botswana) (pop: 208,400) --> See nearby quakes!
279 km (173 mi) NNW of Maseru (Lesotho) (pop: 118,400) --> See nearby quakes!
Weather at epicenter at time of quake:
Clear Sky 26.8°C (80 F), humidity: 21%, wind: 2 m/s (5 kts) from ESE
Primary data source: CGS (Council for Geoscience, South African National Seismograph Network)
Estimated released energy: 2.8 x 109 joules (783 kilowatt hours, equivalent to 0.674 tons of TNT) 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.
Mag.DepthLocationSource
3.110 kmSouth Africa RegionCGS

User reports for this quake (12)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Stilfontein / Strong shaking (MMI VI) / 10-15 s : Everything rattled inside my house even the windows shook and my one window broke in my bathroom...it's frightening although the tremor was not severe... | 2 users found this interesting.  
Klerksdorp, Dr Kenneth Kaunda District Municipality, North-West (9.4 km WNW of epicenter) [Map] / Light shaking (MMI IV) / rattling, vibrating : Onthe first floor of the building, felt as if the floor would fall out beneath me  
Stilfontein / Strong shaking (MMI VI) / vibration and rolling / 10-15 s
Klerksdorp / Moderate shaking (MMI V) / rattling, vibrating : One worries, when lying down,that the house might collapse I am 73  
Lenasia / not felt
Stilfontein / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Stilfontein / Strong shaking (MMI VI)
La Hoff, Klerksdorp / Light shaking (MMI IV) / 1-2 s
Stilfontein / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Klerksdorp / Strong shaking (MMI VI)
klerksdorp / Light shaking (MMI IV) / rattling, vibrating / 2-5 s
Klerksdorp / Strong shaking (MMI VI) / 2-5 s
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