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Moderate mag. 4.3 earthquake - Orange Free State, 24 km southeast of Stilfontein, South Africa, on Saturday, October 27, 2018 at 05:39 GMT

Moderate mag. 4.3 earthquake - Orange Free State, 24 km southeast of Stilfontein, South Africa, on Saturday, October 27, 2018 at 05:39 GMT Moderate mag. 4.3 earthquake - Orange Free State, 24 km southeast of Stilfontein, South Africa, on Saturday, October 27, 2018 at 05:39 GMT

Moderate magnitude 4.3 earthquake at 5 km depth

27 Oct 06:04 UTC: First to report: EMSC after 25 minutes.

Earthquake details

Date & timeOct 27, 2018 05:39:35 UTC
Local time at epicenter
StatusConfirmed
Magnitude4.3
Depth5.0 km
Epicenter latitude / longitude26.94°S / 26.99°E (Fezile Dabi District Municipality, Orange Free State, South Africa)
Antipode26.94°N / 153.01°W
Shaking intensityModerate shaking
Felt6 reports
Primary data sourceEMSC (European-Mediterranean Seismological Centre)
Nearby towns and cities24 km (15 mi) ESE of Stilfontein (North-West) (pop: 93,100) | Show on map | Quakes nearby
27 km (17 mi) SSW of Potchefstroom (North-West) (pop: 123,700) | Show on map | Quakes nearby
30 km (19 mi) N of Viljoenskroon (pop: 55,000) | Show on map | Quakes nearby
32 km (20 mi) E of Orkney (North-West) (pop: 145,800) | Show on map | Quakes nearby
34 km (21 mi) ESE of Klerksdorp (North-West) (pop: 178,900) | Show on map | Quakes nearby
47 km (29 mi) W of Paris (Free State) (pop: 71,300) | Show on map | Quakes nearby
114 km (71 mi) SW of Soweto (Gauteng) (pop: 1,695,000) | Show on map | Quakes nearby
133 km (83 mi) SW of Johannesburg (Gauteng) (pop: 2,026,500) | Show on map | Quakes nearby
179 km (111 mi) SW of Pretoria (Gauteng) (pop: 1,619,400) | Show on map | Quakes nearby
254 km (158 mi) NNE of Bloemfontein (pop: 463,100) | Show on map | Quakes nearby
Estimated seismic energy released1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 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
4.35 km SOUTH AFRICAEMSC
4.35 km- 24km ESE of Stilfontein, South AfricaUSGS

User reports for this quake (6)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Translate
Klerksdorp, Dr Kenneth Kaunda District Municipality, North-West (34.7 km WNW of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Klerksdorp / Light shaking (MMI IV)
Stilfontein, Northwest, South Africa / Light shaking (MMI IV)
Stilfontein, Dr Kenneth Kaunda District Municipality, North-West (26.3 km WNW of epicenter) [Map] / Moderate shaking (MMI V) (reported through our app)
Stilfontein (25.5 km WNW of epicenter) [Map] / Moderate shaking (MMI V)
Stilfontein, Northwest / Light shaking (MMI IV)
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