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Event status: highly uncertain [?]

Reported quake or seismic-like event: 1.3 km northeast of Stilfontein, South Africa, Wednesday, Sep 28, 2022 at 6:43 pm (GMT +2) -

Reported quake or seismic-like event: 1.3 km northeast of Stilfontein, South Africa, Wednesday, Sep 28, 2022 at 6:43 pm (GMT +2) Reported quake or seismic-like event: 1.3 km northeast of Stilfontein, South Africa, Wednesday, Sep 28, 2022 at 6:43 pm (GMT +2)
28 Sep 16:49 UTC: First to report: VolcanoDiscovery after 5 minutes.

Earthquake details

Date & timeSep 28, 2022 16:43:55 UTC -
Local time at epicenterWednesday, Sep 28, 2022 at 6:43 pm (GMT +2)
Statushighly uncertain
Depth10.0 km
Epicenter latitude / longitude26.84033°S / 26.78044°E (Dr Kenneth Kaunda District Municipality, North West, South Africa)
Antipode26.84°N / 153.22°W
Shaking intensityModerate shaking
Felt2 reports
Primary data sourceVolcanoDiscovery (User-reported shaking)
Nearby towns and cities1 km (1 mi) ENE of Stilfontein (North-West) (pop: 93,100) | Show on map | Quakes nearby
11 km (7 mi) E of Klerksdorp (North-West) (pop: 178,900) | Show on map | Quakes nearby
19 km (12 mi) NE of Orkney (North-West) (pop: 145,800) | Show on map | Quakes nearby
35 km (21 mi) WSW of Potchefstroom (North-West) (pop: 123,700) | Show on map | Quakes nearby
125 km (78 mi) WSW of Soweto (Gauteng) (pop: 1,695,000) | Show on map | Quakes nearby
144 km (90 mi) WSW of Johannesburg (Gauteng) (pop: 2,026,500) | Show on map | Quakes nearby
157 km (97 mi) SE of Mahikeng (North-West) (pop: 14,000) | Show on map | Quakes nearby
186 km (115 mi) SW of Pretoria (Gauteng) (pop: 1,619,400) | Show on map | Quakes nearby
Weather at epicenter at time of quakeClear Sky 23.2°C (74 F), humidity: 26%, wind: 4 m/s (9 kts) from N
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Seismic station: Lobatse, Botswana (LBTB/GT network) | Distance from quake: 235 km / 146 mi | Show on map | Station Info
Seismic station Lobatse, Botswana: vertical movement plot around time of quake (source: IRIS/BUD)
Seismogram (vertical component) around time of quake. Thin dotted red line indicates time of quake. Seismic waves arrive some time later, depending on distance. Bandpass filter applied: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (2)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Stilfontein, Dr Kenneth Kaunda District Municipality, North-West (0.9 km ENE of epicenter) [Map] / Light shaking (MMI IV) / vibration and rolling / 2-5 s : Sitting watching TV  
Stilfontein (0.7 km WSW of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 5-10 s : Rattling and vibration  

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