Sismo debile mag. 1.9 - 4km NW of The Geysers, CA, USA, mercoledí, 24 febbraio 2021 -
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Sismo debile magnitudine 1.9 at 0 km depth
24 Feb 14:50 UTC: Primo a segnalare: USGS dopo 3 minuti.
24 Feb 21:10: Magnitudine ricalcolata da 2.0 a 1.9.
24 Feb 21:10: Magnitudine ricalcolata da 2.0 a 1.9.
Data & ora: 24 Feb 2021 14:47:45 UTC -
Ora locale a epicentro: Wednesday, 24 Feb 2021 06:47 (GMT -8)
Magnitudine: 1.9
Profondità: 0.1 km
Epicentro latitudine / longitudine: 38.807°N / 122.7825°W
(Contea di Kern, Stati Uniti)Vulcano più vicino: Clear Lake (18 km / 11 mi)
Nearby towns and cities:
5 km OSO da Cobb (pop: 1,780) --> Vedi sismi vicini
19 km O da Hidden Valley Lake (pop: 5,580) --> Vedi sismi vicini
20 km SSE da Kelseyville (pop: 3,350) --> Vedi sismi vicini
20 km E da Cloverdale (Sonoma County) (pop: 8,810) --> Vedi sismi vicini
22 km SO da Clearlake (Lake County) (pop: 15,200) --> Vedi sismi vicini
23 km NNE da Healdsburg (Sonoma County) (pop: 11,700) --> Vedi sismi vicini
23 km NNE da Russian River (pop: 11,700) --> Vedi sismi vicini
29 km N da Windsor (Sonoma County) (pop: 27,500) --> Vedi sismi vicini
41 km N da Santa Rosa (pop: 175,000) --> Vedi sismi vicini
113 km NO da Concord (pop: 128,700) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Clear Sky
7.8°C (46 F), humidity: 58%, wind: 2 m/s (4 kts) from N
Fonte dati primaria: USGS (United States Geological Survey)Clear Sky
7.8°C (46 F), humidity: 58%, wind: 2 m/s (4 kts) from NStima dell'energia sismica liberata: 4.5 x 107 joules (12.4 kilowatt hours) More info
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.
| Magnitudine | Profondità | Ubicazione | Fonte |
| 1.9 | 0.1 km | 4km NW of The Geysers, CA, USA | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
At magnitude 1.9, such a quake wouldn't normally be felt by people, but could be recorded instrumentally.
