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Stato dell'evento: uncertain, preliminary [?]

Sismo o evento simile a un terremoto segnalato: 2.3 km a nord est da Westonaria, Sudafrica, martedì, 9 ago 2022 13:28 (GMT +2) -

Sismo o evento simile a un terremoto segnalato: 2.3 km a nord est da Westonaria, Sudafrica, martedì,  9 ago 2022 13:28 (GMT +2) Sismo o evento simile a un terremoto segnalato: 2.3 km a nord est da Westonaria, Sudafrica, martedì,  9 ago 2022 13:28 (GMT +2)
9 Aug 11:32 UTC: Primo a segnalare: VolcanoDiscovery dopo 4 minuti.

Dettagli del sismo

Data e ora9 Aug 2022 11:28:25 UTC -
Ora locale all'epicentromartedì, 9 ago 2022 13:28 (GMT +2)
Statusuncertain, preliminary
Magnitudinesconosciuto (3.8?)
Prof.10.0 km
Epicentro latitudine / longitudine26.31071°S / 27.67023°E (West Rand District Municipality, Gauteng, Sudafrica)
Antipode26.311°N / 152.33°W
Intensità di scuotimentoScuotimento debole
Sentito8 rapporti
Fonte dati primariaVolcanoDiscovery (Rapporti di scuotimento inviati da utenti)
Luoghi vicini2 km ENE da Westonaria (pop: 156,800) | Mappa | Sismi nelle vicinanze
14 km SSO da Randfontein (pop: 133,700) | Mappa | Sismi nelle vicinanze
19 km OSO da Soweto (pop: 1,695,000) | Mappa | Sismi nelle vicinanze
26 km SO da Roodepoort (pop: 326,400) | Mappa | Sismi nelle vicinanze
27 km SSO da Krugersdorp (pop: 378,800) | Mappa | Sismi nelle vicinanze
28 km ENE da Carletonville (pop: 182,300) | Mappa | Sismi nelle vicinanze
39 km OSO da Johannesburg (pop: 2,026,500) | Mappa | Sismi nelle vicinanze
81 km SO da Pretoria (pop: 1,619,400) | Mappa | Sismi nelle vicinanze
Meteo all'epicentro al momento del sismoClear Sky 19.3°C (67 F), humidity: 34%, wind: 2 m/s (4 kts) from ESE
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Seismograms

Seismic station: Lobatse, Botswana (LBTB/GT network) | Distance from quake: 253 km / 157 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. Source: IRIS Buffer of Uniform Data (BUD) webtool
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User reports for this quake (8)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Westonaria, West Rand District Municipality, Gauteng (1.9 km SW of epicenter) [Map] / Moderate shaking (MMI V) / rattling, vibrating / 5-10 s : You could hear it comming in a rolling motion and once it hit everything started to shake and vibrate. The geound was really moving and the windows rattled heavy | 2 users found this interesting.  
Fochville (19.9 km SW of epicenter) [Map] / Moderate shaking (MMI V) : Slow shake dollowed by faster waves.Ot was an 3.6magnitude at East Driefontein Mine, Fochville | 3 users found this interesting.  
Westonaria, West Rand District Municipality, Gauteng (5.9 km SSW of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : Hear rattling sound and felt it move from one side of house to other side | One user found this interesting.  
Albertsdal, Alberton / Weak shaking (MMI III) / 1-2 s : Felt pressure in my ears. | One user found this interesting. (reported through our app)  
Strubens valley (31.5 km NE of epicenter) [Map] / Light shaking (MMI IV) / vibration and rolling / 5-10 s
roodekrans (28 km NE of epicenter) [Map] / Very weak shaking (MMI II) / rattling, vibrating / 1-2 s
Randburg, City of Johannesburg Metropolitan Municipality, Gauteng (34.4 km ENE of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / 2-5 s : Short shaking  
Florida Lake / Weak shaking (MMI III) / rattling, vibrating / 5-10 s

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