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Séisme mineur mag. 2.8 - Océan Pacifique Nord, 10.9 km au nord-est de Kitaibaraki, Japon, dimanche, 2 oct. 2022 07:40 (GMT +9) -

Séisme mineur magnitude 2.8 à 90 km de profondeur

1 Oct 22:48 UTC: Premier à signaler: NIED après 7 minutes.

Détails du séisme

Date et l'heure	1 Oct 2022 22:40:57 UTC -
Heure locale à l'épicentre	dimanche, 2 oct. 2022 07:40 (GMT +9)
Statut	Confirmé
Magnitude	2.8
Profondeur	89.5 km
Épicentre latitude / longitude	36.836°N / 140.855°E (Océan Pacifique Nord, Japon)
Antipode	36.836°S / 39.145°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	Nasu (85 km / 53 mi)
Lieux à proximité	11 km ENE de Kitaibaraki (pop: 50,800) \| Carte \| Séismes à proximité 18 km NE de Takahagi (pop: 33,600) \| Carte \| Séismes à proximité 24 km S de Iwaki (pop: 357,300) \| Carte \| Séismes à proximité 32 km NE de Hitachi (pop: 186,300) \| Carte \| Séismes à proximité 57 km NNE de Hitachi-Naka (pop: 156,800) \| Carte \| Séismes à proximité 58 km NNE de Katsuta (pop: 156,000) \| Carte \| Séismes à proximité 92 km ENE de Utsunomiya (pop: 449,900) \| Carte \| Séismes à proximité 165 km NE de Tokyo (pop: 8,336,600) \| Carte \| Séismes à proximité
Météo à l'épicentre au moment du séisme	Broken Clouds 20.6°C (69 F), humidity: 60%, wind: 1 m/s (2 kts) from N
Énergie sismique estimée libérée	1 x 10⁹ joules (278 kWh, équivalent à 0.239 tonnes de TNT) \| 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
2.8	90 km	Japan: E OFF 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: 90 km / 56 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: Miyagi Marumori (JMM/JP network) | Distance from quake: 115 km / 71 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: Matsushiro, Japan (MAJO/IU network) | Distance from quake: 239 km / 148 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: Shizuoka Sagara (JSG/JP network) | Distance from quake: 340 km / 211 mi | Show on map | Station Info

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

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

Seismic station Shizuoka Sagara: 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: Kamikawa Asahi (JKA/JP network) | Distance from quake: 499 km / 310 mi | Show on map | Station Info

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

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

Seismic station Kamikawa Asahi: 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 2.8, 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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