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Minor mag. 2.8 earthquake - North Pacific Ocean, 82 km southeast of Sendai, Honshu-miyagi-ken, Japan, on Wednesday, Dec 7, 2022 at 4:00 pm (GMT +9) -

Minor magnitude 2.8 earthquake at 46 km depth

7 Dec 07:07 UTC: First to report: NIED after 7 minutes.

Earthquake details

Date & time	Dec 7, 2022 07:00:05 UTC -
Local time at epicenter	Wednesday, Dec 7, 2022 at 4:00 pm (GMT +9)
Status	Confirmed
Magnitude	2.8
Depth	45.7 km
Epicenter latitude / longitude	37.831°N / 141.624°E (North Pacific Ocean, Japan)
Antipode	37.831°S / 38.376°W
Shaking intensity	Not felt
Felt
Primary data source	NIED (National Research Institute for Earth Science and Disaster Resilience)
Nearest volcano	Zao (109 km / 68 mi)
Nearby towns and cities	67 km (42 mi) NE of Namie (Futaba-gun) (pop: 21,900) \| Show on map \| Quakes nearby 71 km (44 mi) SSE of Ishinomaki (pop: 117,200) \| Show on map \| Quakes nearby 71 km (44 mi) ESE of Watari (pop: 36,300) \| Show on map \| Quakes nearby 74 km (46 mi) ESE of Iwanuma (pop: 42,400) \| Show on map \| Quakes nearby 75 km (46 mi) SE of Schiogama (pop: 59,500) \| Show on map \| Quakes nearby 76 km (48 mi) E of Kakuda (pop: 33,200) \| Show on map \| Quakes nearby 82 km (51 mi) SE of Sendai (pop: 1,063,100) \| Show on map \| Quakes nearby 294 km (183 mi) NE of Tokyo (pop: 8,336,600) \| Show on map \| Quakes nearby 55 km (34 mi) SSE of Tashiro Jima Island (pop: 100) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Scattered Clouds 10.8°C (51 F), humidity: 62%, wind: 6 m/s (12 kts) from W
Estimated seismic energy released	1 x 10⁹ joules (278 kilowatt hours, equivalent to 0.239 tons of 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.

Mag.	Depth	Location	Source
2.8	46 km	Japan: E OFF FUKUSHIMA PREF	NIED

Most recent quakes Top 20 past 24 hrs Quakes in Japan

Seismograms

Seismic station: Miyagi Marumori (JMM/JP network) | Distance from quake: 73 km / 46 mi | Show on map | Station Info

Seismic station Miyagi Marumori: 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 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, showing horizontal E-W and N-S ground movements. Source: IRIS Buffer of Uniform Data (BUD) webtool

Seismic station: Ibaraki Yasato (JYT/JP network) | Distance from quake: 219 km / 136 mi | Show on map | Station Info

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

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.
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: 296 km / 184 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: Kamikawa Asahi (JKA/JP network) | Distance from quake: 375 km / 233 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

Seismic station: Erimo (JEM/JP network) | Distance from quake: 484 km / 300 mi | Show on map | Station Info

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

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

Seismic station Erimo: 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

At magnitude 2.8, this quake might have been felt very close to the epicenter and under calm conditions.

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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