Debile terremoto magnitudine 3.7 - 3.1 km a est da Westmorland, Contea di Imperial County, Contea di Kern, Stati Uniti, mercoledì, 30 settembre 2020 -
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Minor magnitude 3.7 earthquake at 3 km depth
30 Sep 23:08 UTC: Primo a segnalare: USGS dopo 2 minuti.
30 Sep 23:11: Magnitudine ricalcolata da 3.5 a 3.7.
1 Oct 00:14: Profondità ricalcolata da 3.2 a 3.4 km (da 2 a 2.1 mi).
30 Sep 23:11: Magnitudine ricalcolata da 3.5 a 3.7.
1 Oct 00:14: Profondità ricalcolata da 3.2 a 3.4 km (da 2 a 2.1 mi).
Ora locale a epicentro: 30 Sep 4:06 pm (GMT -7)
Magnitudine: 3.7
Profondità: 3.4 km
Epicentro latitudine / longitudine: 33.04533°N / 115.59°W
(Contea di Imperial, Contea di Kern, Stati Uniti)Vulcano più vicino: Salton Buttes (18 km / 11 mi)
Nearby towns and cities:
3 km ENE da Westmorland (pop: 2,270) --> Vedi sismi vicini
9 km NO da Brawley (Imperial County) (pop: 25,900) --> Vedi sismi vicini
11 km SO da Calipatria (pop: 7,420) --> Vedi sismi vicini
22 km N da Imperial (pop: 17,100) --> Vedi sismi vicini
28 km N da El Centro (pop: 44,000) --> Vedi sismi vicini
33 km NO da Holtville (pop: 6,400) --> Vedi sismi vicini
42 km NNO da Calexico (pop: 40,100) --> Vedi sismi vicini
48 km NNO da Mexicali (Baja California, Messico) (pop: 689,800) --> Vedi sismi vicini
3504 km O da Washington DC (District of Columbia) (pop: 601,700) --> Vedi sismi vicini
3504 km O da Washington DC (District of Columbia) (pop: 601,700) --> Vedi sismi vicini
Weather at epicenter at time of quake:
Clear Sky
42°C (108 F), humidity: 6%, wind: 3 m/s (6 kts) from NNW
Fonte dati primaria: USGS (United States Geological Survey)
Clear Sky
42°C (108 F), humidity: 6%, wind: 3 m/s (6 kts) from NNWStima dell'energia sismica liberata: 2.2 x 1010 joules (6.22 megawatt hours, equivalent to 5.35 tons of TNT) 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 |
| M 3.7 | 3.4 km | 3km ENE of Westmorland, CA, USA | USGS |
| M 3.5 | 8 km | Southern California, USA | EMSC |
User reports for this quake (6)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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9.2 km SE of epicenter [Map] / Moderate shaking (MMI V) / horizontal (sideways) swinging / 2-5 s : Entire house shook and house frame creeked. Few things fell over on desk. All windows shook even during every after shock | One user found this interesting. (reported through our app)
westmorland ca / Light shaking (MMI IV)
Brawley, California / Light shaking (MMI IV) / 1-2 s
El Centro (United States, 28 km S of epicenter) : Nice jolt (reported through EMSC)
Imperial (United States, 22 km S of epicenter) : Quick jerk. (reported through EMSC)
El Centro (United States, 28 km S of epicenter) : Una leve sacudida (reported through EMSC)
Earlier earthquakes in the same area
Mag. 3.7 earthquake - 5.8 mi northwest of Brawley, Imperial County, California, on 30 Sep 4:06 pm (GMT -7)
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