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Weak mag. 2.5 earthquake - 24 km west of Imaichi, Nikko-shi, Prefectura de Tochigi, Japan, on Wednesday, Nov 30, 2022 at 4:14 pm (GMT +9) -

Weak magnitude 2.5 earthquake at 4 km depth

30 Nov 07:20 UTC: First to report: NIED after 6 minutes.

Earthquake details

Date & time	Nov 30, 2022 07:14:13 UTC -
Local time at epicenter	Wednesday, Nov 30, 2022 at 4:14 pm (GMT +9)
Status	Confirmed
Magnitude	2.5
Depth	4.3 km
Epicenter latitude / longitude	36.743°N / 139.417°E (Nikko-shi, Prefectura de Tochigi, Japan)
Antipode	36.743°S / 40.583°W
Shaking intensity	Weak shaking near epicenter
Felt	0 reports
Primary data source	NIED (National Research Institute for Earth Science and Disaster Resilience)
Nearest volcano	Nikko-Shirane (7 km / 4 mi)
Nearby towns and cities	18 km (11 mi) W of Nikkō (Nikko, Tochigi) (pop: 16,000) \| Show on map \| Quakes nearby 24 km (15 mi) W of Imaichi (Tochigi) (pop: 64,300) \| Show on map \| Quakes nearby 35 km (22 mi) NW of Kanuma (Tochigi) (pop: 94,900) \| Show on map \| Quakes nearby 39 km (24 mi) N of Kiryū (Gunma) (pop: 110,200) \| Show on map \| Quakes nearby 46 km (28 mi) N of Ashikaga (Tochigi) (pop: 159,700) \| Show on map \| Quakes nearby 46 km (29 mi) WNW of Utsunomiya (Tochigi) (pop: 449,900) \| Show on map \| Quakes nearby 49 km (30 mi) NW of Tochigi (pop: 82,100) \| Show on map \| Quakes nearby 120 km (74 mi) NNW of Tokyo (pop: 8,336,600) \| Show on map \| Quakes nearby
Weather at epicenter at time of quake	Broken Clouds 8.5°C (47 F), humidity: 89%, wind: 2 m/s (3 kts) from WNW
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	4.3 km	Japan: TOCHIGI GUNMA BORDER	NIED

Most recent quakes Top 20 past 24 hrs Quakes in Japan

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: Matsushiro, Japan (MAJO/IU network) | Distance from quake: 110 km / 69 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: 174 km / 108 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: Gifu Kurokawa (JGF/JP network) | Distance from quake: 224 km / 139 mi | Show on map | Station Info

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

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

Seismic station Gifu Kurokawa: 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: 396 km / 246 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

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.

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