Sismo debile mag. 1.9 - 8km NW of The Geysers, CA, USA, lunedì, 15 febbraio 2021 -
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Sismo debile magnitudine 1.9 at 2 km depth
15 Feb 20:24 UTC: Primo a segnalare: USGS dopo 3 minuti.
Data & ora: 15 Feb 2021 20:21:36 UTC -
Ora locale a epicentro: lunedì, 15 feb 2021 12:21 (GMT -8)
Magnitudine: 1.9
Profondità: 1.9 km
Epicentro latitudine / longitudine: 38.83033°N / 122.8185°W
(Contea di Kern, Stati Uniti)Vulcano più vicino: Clear Lake (16 km / 10 mi)
Nearby towns and cities:
8 km O da Cobb (pop: 1,780) --> Vedi sismi vicini
17 km S da Kelseyville (pop: 3,350) --> Vedi sismi vicini
17 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 O da Hidden Valley Lake (pop: 5,580) --> Vedi sismi vicini
25 km N da Healdsburg (Sonoma County) (pop: 11,700) --> Vedi sismi vicini
25 km N da Russian River (pop: 11,700) --> Vedi sismi vicini
31 km N da Windsor (Sonoma County) (pop: 27,500) --> Vedi sismi vicini
44 km NNO da Santa Rosa (pop: 175,000) --> Vedi sismi vicini
117 km NO da Concord (pop: 128,700) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Overcast Clouds
13.5°C (56 F), humidity: 87%, wind: 2 m/s (4 kts) from SW
Fonte dati primaria: USGS (United States Geological Survey)Overcast Clouds
13.5°C (56 F), humidity: 87%, wind: 2 m/s (4 kts) from SWStima 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 | 1.9 km | 8km 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.
