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Sismo leggero mag. 4.2 - Mar dei Caraibi, 25 km a sud ovest da Basseterre, Saint Kitts e Nevis, mercoledì, 17 ago 2022 13:16 (GMT -4) -

Sismo leggero mag. 4.2 - Mar dei Caraibi, 25 km a sud ovest da Basseterre, Saint Kitts e Nevis, mercoledì, 17 ago 2022 13:16 (GMT -4) Sismo leggero mag. 4.2 - Mar dei Caraibi, 25 km a sud ovest da Basseterre, Saint Kitts e Nevis, mercoledì, 17 ago 2022 13:16 (GMT -4)

Sismo leggero magnitudine 4.2 a 156 km di profondità

17 Aug 17:23 UTC: Primo a segnalare: VolcanoDiscovery dopo 8 minuti.
17 Aug 17:24: Ora utilizzando nuova fonte di dati: EMSC
18 Aug 14:14: Ora utilizzando nuova fonte di dati: USGS
Update Wed, 17 Aug 2022, 17:30

Moderate 4.5 quake hits near Basseterre, Saint George Basseterre, St. Kitts & Nevis

4.5 quake 17 Aug 1:16 pm (GMT -4)
4.5 quake 17 Aug 1:16 pm (GMT -4)
Just 14 minutes ago, a 4.5-magnitude earthquake struck near Basseterre, Saint George Basseterre, St. Kitts & Nevis. The tremor was recorded around noon on Wednesday, August 17th, 2022, at 1:16 pm local time, at an intermediate to considerable depth of 167 km below the surface.
The event was filed by the European-Mediterranean Seismological Centre (EMSC), the first seismological agency to report it.
Our monitoring service identified a second report from the citizen-seismograph network of RaspberryShake which listed the quake at magnitude 4.5 as well.
Towns or cities near the epicenter where the quake might have been felt as very weak shaking include Newcastle (pop. 490) located 16 km from the epicenter, Monkey Hill (pop. 590) 17 km away, Basseterre (pop. 12,900) 17 km away, Cayon (pop. 790) 17 km away, Cotton Ground (pop. 380) 20 km away, Nicola Town (pop. 2,100) 20 km away, Trinity (pop. 1,700) 22 km away, Market Shop (pop. 2,600) 23 km away, Charlestown (pop. 1,500) 24 km away, Fig Tree (pop. 2,900) 24 km away, Middle Island (pop. 2,300) 26 km away, Dieppe Bay Town (pop. 590) 27 km away, Saint Paul's (pop. 2,500) 29 km away, Sandy Point Town (pop. 780) 30 km away, Gustavia (pop. 6,000) 69 km away, Saint John (pop. 24,200) 81 km away, Philipsburg (pop. 1,400) 91 km away, and Marigot (pop. 5,700) 98 km away. In El Valle (pop. 2,000, 110 km away), the quake was probably not felt.
VolcanoDiscovery will automatically update magnitude and depth if these change and follow up if other significant news about the quake become available. If you're in the area, please send us your experience through our reporting mechanism, either online or via our mobile app. This will help us provide more first-hand updates to anyone around the globe who wants to know more about this quake.

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Dettagli del sismo

Data e ora17 Aug 2022 17:16:15 UTC -
Ora locale all'epicentromercoledì, 17 ago 2022 13:16 (GMT -4)
Prof.155.6 km
Epicentro latitudine / longitudine17.0959°N / 62.8342°W (Mar dei Caraibi, Saint Kitts e Nevis)
Antipode17.096°S / 117.166°E
Intensità di scuotimentoScuotimento debole
Sentito3 rapporti
Fonte dati primariaUSGS (United States Geological Survey)
Vulcano più vicinoNevis Peak (28 km / 17 mi)
Luoghi vicini23 km SSO da Boyd’s (pop: 591) | Mappa | Sismi nelle vicinanze
23 km O da Charlestown (pop: 1,540) | Mappa | Sismi nelle vicinanze
24 km SSO da Trinity (pop: 1,690) | Mappa | Sismi nelle vicinanze
24 km OSO da Cotton Ground (pop: 381) | Mappa | Sismi nelle vicinanze
25 km O da Fig Tree (Church Ground) (pop: 2,920) | Mappa | Sismi nelle vicinanze
25 km SSO da Basseterre (pop: 12,900) | Mappa | Sismi nelle vicinanze
26 km S da Middle Island (pop: 2,330) | Mappa | Sismi nelle vicinanze
28 km SSO da Monkey Hill (pop: 592) | Mappa | Sismi nelle vicinanze
28 km O da Market Shop (Stonyhill) (pop: 2,570) | Mappa | Sismi nelle vicinanze
29 km OSO da Newcastle (pop: 493) | Mappa | Sismi nelle vicinanze
29 km S da Sandy Point Town (pop: 780) | Mappa | Sismi nelle vicinanze
89 km S da Gustavia (Saint-Barthélemy) (pop: 5,990) | Mappa | Sismi nelle vicinanze
105 km O da Saint John (Antigua e Barbuda) (pop: 24,200) | Mappa | Sismi nelle vicinanze
106 km SSE da Philipsburg (Sint Maarten) (pop: 1,400) | Mappa | Sismi nelle vicinanze
111 km SSE da Marigot (Saint Martin) (pop: 5,700) | Mappa | Sismi nelle vicinanze
127 km S da El Valle (Anguilla) (pop: 2,040) | Mappa | Sismi nelle vicinanze
170 km NO da Basse Terre (Guadalupa) (pop: 11,500) | Mappa | Sismi nelle vicinanze
110 km O da Antigua Island (pop: 69,000) | Mappa | Sismi nelle vicinanze
127 km S da Anguilla Island (pop: 13,500) | Mappa | Sismi nelle vicinanze
Energia sismica rilasciata stimata1.3 x 1011 joules (35 MWh, equivalent to 30.1 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.
4.2156 kmSt. Kitts & Nevis: 23 Km SSW of Trinity, Saint Kitts And NevisUSGS
4.2156 kmSt. Kitts & Nevis: Leeward IslandsRaspberryShake
4.3144 kmSt. Kitts & Nevis: Near Baie-MahaultRENASS
4.5167 kmSt. Kitts & Nevis: 4.5 SAINT KITTS AND NEVIS REGIONEMSC


Seismic station: North Barbuda Island (ANWB/CU network) | Distance from quake: 128 km / 80 mi | Show on map | Station Info
Seismic station North Barbuda Island: 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 (3)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Leave a comment if you find a particular report interesting or want to add to it.
Flag as inappropriate.
Mark as helpful or interesting.
Send your own user report!
Saint-Martin Galisbay (111.8 km NNW of epicenter) [Map] / Weak shaking (MMI III) / rattling, vibrating / 2-5 s : Tremblement et bruit | 2 users found this interesting.  
Koolbaai (110.4 km NNW of epicenter) [Map] / Very weak shaking (MMI II) / horizontal (sideways) swinging / 2-5 s : I was on my couch and felt it swinging twice and heard creaking in the building | 2 users found this interesting.  
sint maarten (110 km NNW of epicenter) [Map] / Light shaking (MMI IV) / horizontal (sideways) swinging / 1-2 s

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