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Terremoto leve mag. 4.2 - Alaska, USA, domingo, 2 oct 2022 15:03 (GMT -8) -

Terremoto leve magnitud 4.2 a 168 km de profundidad

2 Oct 23:06 UTC: Primero en informar: USGS después de 3 minutos.
3 Oct 04:02: Magnitud recalculada de 3.7 a 4.2. Profundidad recalculada de 178.1 a 168.2 km (de 111 a 105 mi). Ubicación del epicentro corregida 3.4 km (2.1 mi) al NO.

Detalles del terremoto

Fecha y hora	2 Oct 2022 23:03:08 UTC -
Hora local en el epicentro	domingo, 2 oct 2022 15:03 (GMT -8)
Status	Confirmado
Magnitud	4.2
Prof.	168.2 km
Epicentro latitud / longitud	59.4543°N / 154.4766°W (Borough de Lake and Peninsula, Alaska, Estados Unidos)
Antipode	59.454°S / 25.523°E
Intensidad del temblor	Temblor muy débil
Sentido	0 informes
Fuente primaria de datos	USGS (United States Geological Survey)
Volcán mas cercano	Augustine (60 km / 37 mi)
Lugares cercanos	17 km al E de Kokhanok (pop: 170) \| En el mapa \| Sismos cercanos 38 km al SE de Newhalen (pop: 182) \| En el mapa \| Sismos cercanos 166 km al O de Homer (pop: 5,520) \| En el mapa \| Sismos cercanos 207 km al OSO de Kalifornsky (pop: 7,850) \| En el mapa \| Sismos cercanos 217 km al OSO de Kenai (pop: 7,660) \| En el mapa \| Sismos cercanos 319 km al SO de Alaska City (pop: 298,700) \| En el mapa \| Sismos cercanos 340 km al SO de Eagle River (pop: 24,800) \| En el mapa \| Sismos cercanos 340 km al SO de Eagle River (Anchorage) (pop: 24,800) \| En el mapa \| Sismos cercanos
Tiempo en el epicentro en el momento del sismo	Overcast Clouds 7.9°C (46 F), humidity: 86%, wind: 6 m/s (12 kts) from ESE
Energía sísmica estimada liberada	1.3 x 10¹¹ joules (35 MWh, equivalente a 30.1 toneladas de 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.

Revista	Prof.	Ubicación	Fuente
4.2	168 km	Southern Alaska	USGS
4.6	172 km	SOUTHERN ALASKA	EMSC
4.2	168 km	Southern Alaska	RaspberryShake
3.7	10 km	Southern Alaska	IRIS
4.5	176 km	Southern Alaska	GFZ

Most recent quakes Top 20 past 24 hrs Quakes in the US Alaska and Aleutian Islands

Seismograms

Seismic station: Augustine North, Augustine Island, Alaska (AUNO/AV network) | Distance from quake: 58 km / 36 mi | Show on map | Station Info

Seismic station Augustine North, Augustine Island, Alaska: 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. Bandpass filter applied: 0.2-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

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Seismic station Augustine North, Augustine Island, Alaska: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Augustine North, Augustine Island, Alaska: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake, showing horizontal E-W and N-S ground movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Iliamna Northeast, Iliamna, Alaska (ILNE/AV network) | Distance from quake: 104 km / 64 mi | Show on map | Station Info

Seismic station Iliamna Northeast, Iliamna, Alaska: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Iliamna Northeast, Iliamna, Alaska: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Iliamna Northeast, Iliamna, Alaska: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Bradley Lake, AK, USA (BRLK/AK network) | Distance from quake: 204 km / 126 mi | Show on map | Station Info

Seismic station Bradley Lake, AK, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Bradley Lake, AK, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Bradley Lake, AK, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Tigyukauivet Mountain, AK, USA (O14K/AK network) | Distance from quake: 385 km / 239 mi | Show on map | Station Info

Seismic station Tigyukauivet Mountain, AK, USA: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Tigyukauivet Mountain, AK, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Tigyukauivet Mountain, AK, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: False Pass, AK, USA (FALS/AK network) | Distance from quake: 742 km / 461 mi | Show on map | Station Info

Seismic station False Pass, AK, USA: 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. Bandpass filter applied: 0.2-5.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station False Pass, AK, USA: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station False Pass, AK, USA: horizontal (N-S) movement plot around time of quake (source: IRIS/BUD)

Seismograms around time of quake.
Top: vertical movement, bottom: horizontal (E-W and N-S) movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.

There are no user reports for this quake.

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