Terremoto moderato mag. 4.5 - North Pacific Ocean, Costa Rica, lunedì, 18 ott 2021 23:13 (GMT -6) -

Terremoto moderato mag. 4.5 - North Pacific Ocean, Costa Rica, lunedì, 18 ott 2021 23:13 (GMT -6)

Terremoto moderato magnitudine 4.5 at 27 km depth

19 Oct 05:21 UTC: Primo a segnalare: INETER dopo 8 minuti.
19 Oct 05:28: Profondità ricalcolata da 9.0 a 26.0 km (da 5.6 a 16.2 mi). Posizione dell'epicentro corretta di 6.4 km (4 mi) al SO.
19 Oct 05:35: Profondità ricalcolata da 26.0 a 27.0 km (da 16.2 a 16.8 mi). Posizione dell'epicentro corretta di 1 km (0.6 mi) al E.
Data & ora: 19 Oct 2021 05:13:09 UTC -
Ora locale a epicentro: lunedì, 18 ott 2021 23:13 (GMT -6)
Magnitudine: 4.5
Prof.: 27.0 km
Epicentro latitudine / longitudine: 9.473°N / 86.028°W (North Pacific Ocean, Costa Rica)
Antipode: 9.473°S / 93.972°E
Vulcano più vicino: Rincón de la Vieja (170 km / 106 mi)
Nearby towns and cities:
71 km SO da Samara (pop: 1,070) --> Vedi sismi vicini
98 km SO da Nicoya (pop: 15,300) --> Vedi sismi vicini
142 km OSO da Puntarenas (pop: 35,700) --> Vedi sismi vicini
145 km SSO da Liberia (pop: 45,400) --> Vedi sismi vicini
147 km SO da Canas (Cañas) (pop: 20,300) --> Vedi sismi vicini
148 km OSO da Chacarita (pop: 26,400) --> Vedi sismi vicini
191 km SSO da San Jose (Upala) (pop: 31,400) --> Vedi sismi vicini
208 km OSO da Alajuela (pop: 47,500) --> Vedi sismi vicini
216 km OSO da San Francisco (pop: 55,900) --> Vedi sismi vicini
219 km OSO da San José (pop: 335,000) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Light Rain 26.8°C (80 F), humidity: 80%, wind: 4 m/s (8 kts) from SSW
Fonte dati primaria: INETER
Stima dell'energia sismica liberata: 3.5 x 1011 joules (98.6 MWh, equivalent to 84.8 tons of TNT) More info
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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.
4.527 km68 Km Al Suroeste De Ostional, Costa RicaINETER
4.413 km65 Km SW of Sámara, Costa RicaUSGS
4.515 kmCosta Rica: 83 Km Al Oeste De Samara, Nicoya.RSN

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Laying in bed / Weak shaking (MMI III) / 2-5 s
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