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Moderate mag. 4.9 earthquake - 7.3 km southeast of Welkom, South Africa, on Friday, March 22, 2019 at 00:30 GMT

Moderate mag. 4.9 earthquake - 7.3 km southeast of Welkom, South Africa, on Friday, March 22, 2019 at 00:30 GMT Moderate mag. 4.9 earthquake - 7.3 km southeast of Welkom, South Africa, on Friday, March 22, 2019 at 00:30 GMT

Moderate magnitude 4.9 earthquake at 10 km depth

22 Mar 00:44 UTC: First to report: GFZ after 14 minutes.

Earthquake details

Date & timeMar 22, 2019 00:30:30 UTC
Local time at epicenter
StatusConfirmed
Magnitude4.9
Depth10.0 km
Epicenter latitude / longitude28.03°S / 26.78°E (Lejweleputswa District Municipality, Orange Free State, South Africa)
Antipode28.03°N / 153.22°W
Shaking intensityLight shaking
Felt3 reports
Primary data sourceGFZ (German Research Centre for Geosciences)
Nearby towns and cities7 km (5 mi) SE of Welkom (pop: 431,900) | Show on map | Quakes nearby
12 km (7 mi) NW of Virginia (pop: 122,500) | Show on map | Quakes nearby
22 km (14 mi) S of Kutloanong (pop: 95,000) | Show on map | Quakes nearby
25 km (15 mi) WSW of Hennenman (pop: 22,800) | Show on map | Quakes nearby
33 km (21 mi) SSE of Allanridge (pop: 31,700) | Show on map | Quakes nearby
45 km (28 mi) ESE of Wesselsbron (pop: 42,600) | Show on map | Quakes nearby
133 km (83 mi) NNE of Bloemfontein (pop: 463,100) | Show on map | Quakes nearby
159 km (99 mi) NNW of Maseru (Lesotho) (pop: 118,400) | Show on map | Quakes nearby
223 km (139 mi) SSW of Soweto (Gauteng) (pop: 1,695,000) | Show on map | Quakes nearby
290 km (180 mi) SSW of Pretoria (Gauteng) (pop: 1,619,400) | Show on map | Quakes nearby
Estimated seismic energy released1.4 x 1012 joules (392 megawatt hours, equivalent to 338 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.
Mag.DepthLocationSource
4.910 kmSouth AfricaGFZ
4.910 kmSouth AfricaEMSC
4.813 kmSouth AfricaBMKG
4.99.5 km9km WNW of Virginia, South AfricaUSGS

User reports for this quake (3)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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9.2 km NW of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
Virginia / Light shaking (MMI IV) : Just felt the shaking and dogs and bird and heared someone screaming outside thats all  
Riebeeckstad / Light shaking (MMI IV)
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