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Minor mag. 2.5 earthquake - North Pacific Ocean, 39 km southeast of Nemuro, Hokkaido, Japan, on Friday, Dec 9, 2022 at 7:23 am (GMT +10) -

Minor magnitude 2.5 earthquake at 41 km depth

8 Dec 21:30 UTC: First to report: NIED after 6 minutes.

Earthquake details

Date & time	Dec 8, 2022 21:23:40 UTC -
Local time at epicenter	Friday, Dec 9, 2022 at 7:23 am (GMT +10)
Status	Confirmed
Magnitude	2.5
Depth	41.1 km
Epicenter latitude / longitude	43.026°N / 145.84°E (North Pacific Ocean, Japan)
Antipode	43.026°S / 34.16°W
Shaking intensity	Not felt
Felt
Primary data source	NIED (National Research Institute for Earth Science and Disaster Resilience)
Nearest volcano	Golovnin (95 km / 59 mi)
Nearby towns and cities	39 km (25 mi) SE of Nemuro (pop: 31,200) \| Show on map \| Quakes nearby 91 km (56 mi) SE of Shibetsu (pop: 21,700) \| Show on map \| Quakes nearby 112 km (69 mi) SW of Shikotan (Russia) (pop: 2,100) \| Show on map \| Quakes nearby 972 km (604 mi) NNE of Tokyo (pop: 8,336,600) \| Show on map \| Quakes nearby 113 km (70 mi) SW of Shikotan Island (pop: 2,100) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Clear Sky -0.2°C (32 F), humidity: 50%, wind: 7 m/s (13 kts) from NW
Estimated seismic energy released	3.5 x 10⁸ joules (98.6 kilowatt hours) \| 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
2.5	41 km	Japan: OFF NEMURO PENINSULA	NIED

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Seismograms

Seismic station: Erimo (JEM/JP network) | Distance from quake: 247 km / 153 mi | Show on map | Station Info

Seismic station Erimo: 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

User reports for this quake

At magnitude 2.5, 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.

Earlier earthquakes in the same area

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