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Séisme mineur mag. 2.5 - Préfecture dIbaraki, 15 km au nord-est de Kasukabe, Saitama, Japon, lundi, 3 oct. 2022 20:19 (GMT +9) -

Séisme mineur magnitude 2.5 à 47 km de profondeur

3 Oct 11:26 UTC: Premier à signaler: NIED après 6 minutes.

Détails du séisme

Date et l'heure	3 Oct 2022 11:19:54 UTC -
Heure locale à l'épicentre	lundi, 3 oct. 2022 20:19 (GMT +9)
Statut	Confirmé
Magnitude	2.5
Profondeur	47.3 km
Épicentre latitude / longitude	36.098°N / 139.835°E (Sashima-gun, Préfecture dIbaraki, Japon)
Antipode sismique	36.098°S / 40.165°W
Intensité d'agitation	Pas ressenti
Senti
Source de données principale	NIED (National Research Institute for Earth Science and Disaster Resilience)
Volcan le plus près	Akagi (77 km / 48 mi)
Lieux à proximité	3 km E de Sakai (pop: 26,900) \| Carte \| Séismes à proximité 8 km NO de Iwai (pop: 42,500) \| Carte \| Séismes à proximité 14 km SE de Koga (pop: 58,000) \| Carte \| Séismes à proximité 15 km NNE de Kasukabe (Saitama) (pop: 206,900) \| Carte \| Séismes à proximité 17 km N de Noda-Shi (Chiba) (pop: 121,400) \| Carte \| Séismes à proximité 27 km NE de Saitama (pop: 1,193,400) \| Carte \| Séismes à proximité 47 km NNE de Tokyo (pop: 8,336,600) \| Carte \| Séismes à proximité 62 km OSO de Mito (pop: 246,500) \| Carte \| Séismes à proximité
Météo à l'épicentre au moment du séisme	Broken Clouds 24.3°C (76 F), humidity: 57%, wind: 4 m/s (7 kts) from S
Énergie sismique estimée libérée	3.5 x 10⁸ joules (98.6 kWh) \| about seismic energy

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Données pour le même séisme indiquées par différentes agences

Info : Plus les agences signalent le même séisme et publient des données similaires, plus vous pouvez avoir confiance dans les données. Il faut normalement jusqu'à quelques heures pour que les paramètres sismiques soient calculés avec une précision quasi optimale.

Mag.	Profondeur	Lieu	Source
2.5	47 km	Japan: SW IBARAKI PREF	NIED

Séismes les plus récents Top 20 dernières 24 heures Séismes en: Japon

Seismograms

Seismic station: Ibaraki Yasato (JYT/JP network) | Distance from quake: 35 km / 22 mi | Show on map | Station Info

Seismic station Ibaraki Yasato: 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: 0.5-10.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool

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Seismic station Ibaraki Yasato: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Ibaraki Yasato: 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: Matsushiro, Japan (MAJO/IU network) | Distance from quake: 154 km / 96 mi | Show on map | Station Info

Seismic station Matsushiro, Japan: vertical movement plot around time of quake (source: IRIS/BUD)

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

Seismic station Matsushiro, Japan: 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: Miyagi Marumori (JMM/JP network) | Distance from quake: 214 km / 133 mi | Show on map | Station Info

Seismic station Miyagi Marumori: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Miyagi Marumori: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Miyagi Marumori: 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: Sado (JSD/JP network) | Distance from quake: 257 km / 160 mi | Show on map | Station Info

Seismic station Sado: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Sado: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Sado: 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: Kyoto Wachi (JWT/JP network) | Distance from quake: 411 km / 255 mi | Show on map | Station Info

Seismic station Kyoto Wachi: vertical movement plot around time of quake (source: IRIS/BUD)

Seismic station Kyoto Wachi: horizontal (E-W) movement plot around time of quake (source: IRIS/BUD)

Seismic station Kyoto Wachi: 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

Témoignages pour ce séisme

At magnitude 2.5, this quake might have been felt very close to the epicenter and under calm conditions.

Les rapports des utilisateurs estiment l'intensité perçue des secousses du sol en fonction de l' Échelle MMI (Modified Mercalli Intensity Scale).

There are no user reports for this quake.

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