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Very strong mag. 6.0 earthquake - North Pacific Ocean, Japan, on Monday, May 23, 2022 at 12:17 am (GMT +9) -

Very strong mag. 6.0 earthquake - North Pacific Ocean, Japan, on Monday, May 23, 2022 at 12:17 am (GMT +9) Very strong mag. 6.0 earthquake - North Pacific Ocean, Japan, on Monday, May 23, 2022 at 12:17 am (GMT +9)

Very strong magnitude 6.0 earthquake at 12 km depth

22 May 15:25 UTC: First to report: GFZ after 8 minutes.
22 May 15:27: Epicenter location corrected by 10.5 km (6.5 mi) towards WNW.
... [show all] ...
29 May 14:42: Hypocenter depth recalculated from 15.8 to 12.0 km (from 9.8 to 7.5 mi). Epicenter location corrected by 4 km (2.5 mi) towards W.

Earthquake details

Date & timeMay 22, 2022 15:17:31 UTC -
Local time at epicenterMonday, May 23, 2022 at 12:17 am (GMT +9)
StatusConfirmed
Magnitude6
Depth12.0 km
Epicenter latitude / longitude33.2279°N / 141.4121°E (North Pacific Ocean, Japan)
Antipode33.228°S / 38.588°W
Shaking intensityStrong shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoHachijo-jima (153 km / 95 mi)
Nearby towns and cities236 km (147 mi) SSE of Katsuura (pop: 22,300) | Show on map | Quakes nearby
265 km (165 mi) SSE of Mobara (pop: 97,300) | Show on map | Quakes nearby
276 km (171 mi) SSE of Kisarazu (pop: 122,500) | Show on map | Quakes nearby
279 km (174 mi) SE of Yokosuka (pop: 429,000) | Show on map | Quakes nearby
282 km (175 mi) SSE of Ichihara (pop: 283,500) | Show on map | Quakes nearby
289 km (180 mi) SSE of Chiba (pop: 919,700) | Show on map | Quakes nearby
294 km (183 mi) SE of Yokohama (pop: 3,574,400) | Show on map | Quakes nearby
316 km (196 mi) SSE of Tokyo (pop: 8,336,600) | Show on map | Quakes nearby
151 km (94 mi) E of Hachijojima Island (pop: 7,520) | Show on map | Quakes nearby
237 km (147 mi) ESE of Shikine-jima Island (pop: 600) | Show on map | Quakes nearby
439 km (273 mi) SE of Honshu Island (pop: 104,000,000) | Show on map | Quakes nearby
Weather at epicenter at time of quakeOvercast Clouds 19.5°C (67 F), humidity: 83%, wind: 3 m/s (6 kts) from NW
Estimated seismic energy released6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 atomic bombs!) | 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.DepthLocationSource
6.012 km235 Km SSE of Katsuura, JapanUSGS
6.010 kmOFF EAST COAST OF HONSHU, JAPANEMSC
6.016 kmOff East Coast of Honshu, JapanRaspberryShake
5.610 kmJapan: Near TokyoRENASS
6.033 km235 Km SSE of Katsuura, JapanGFZ
6.120 kmOff East Coast of Honshu, Japan [Sea: Japan]INGV
5.926 kmOff East Coast of Honshu, JapanGeoAu

Seismograms

Seismic station: Tucson, Arizona (TUC/IU network) | Distance from quake: 9518 km / 5914 mi | Show on map | Station Info
Seismic station Tucson, Arizona: 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: 0.02-2.0 Hz. Source: IRIS Buffer of Uniform Data (BUD) webtool
Show more

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake.

Aftershocks

[More info]

Recorded aftershocks, latest first (30 quakes)

Date and timeMag
Depth
LocationDetails
Nov 16, 2022 13:44
19 weeks ago
2.9

61 km
North Pacific Ocean, 291 km SE of Tokyo, JapanMore
Nov 15, 2022 01:14
19 weeks ago
3.1

61 km
North Pacific Ocean, 295 km S of Tokyo, JapanMore
Nov 3, 2022 00:20
21 weeks ago
3.4

25 km
North Pacific Ocean, JapanMore
Oct 27, 2022 05:29
22 weeks ago
3.5

71 km
North Pacific Ocean, 275 km SE of Tokyo, JapanMore
Oct 11, 2022 03:05
24 weeks ago
4.5

35 km
North Pacific Ocean, JapanMore
Sep 9, 2022 18:38
28 weeks ago
2.6

70 km
North Pacific Ocean, 271 km SE of Tokyo, JapanMore
Sep 6, 2022 07:31
29 weeks ago
3.7

15 km
North Pacific Ocean, 266 km SE of Tokyo, JapanMore
Sep 6, 2022 01:55
29 weeks ago
3.4

70 km
North Pacific Ocean, 268 km SE of Tokyo, JapanMore
Sep 5, 2022 00:31
29 weeks ago
3.1

71 km
North Pacific Ocean, 270 km SE of Tokyo, JapanMore
Aug 28, 2022 00:01
30 weeks ago
3.6

105 km
North Pacific Ocean, JapanMore
Aug 22, 2022 21:04
31 weeks ago
4.5

10 km
North Pacific Ocean, 294 km SE of Chiba, JapanMore
Aug 17, 2022 12:17
32 weeks ago
4.3

10 km
North Pacific Ocean, JapanMore
Aug 17, 2022 04:24
32 weeks ago
5.6

10 km
North Pacific Ocean, JapanMore
Aug 11, 2022 17:35
33 weeks ago
3.9

55 km
North Pacific Ocean, 274 km SE of Tokyo, JapanMore
Aug 5, 2022 20:06
33 weeks ago
4.6

10 km
North Pacific Ocean, JapanMore
Jul 17, 2022 16:15
36 weeks ago
4.6

10 km
North Pacific Ocean, JapanMore
Jul 16, 2022 23:45
36 weeks ago
4.4

10 km
North Pacific Ocean, 273 km SE of Chiba, JapanMore
Jul 16, 2022 18:27
36 weeks ago
2.9

75 km
North Pacific Ocean, 269 km SE of Tokyo, JapanMore
Jul 12, 2022 03:08
37 weeks ago
4.7

10 km
North Pacific Ocean, JapanMore
Jul 5, 2022 22:57
38 weeks ago
4.8

10 km
North Pacific Ocean, JapanMore
Jul 5, 2022 17:13
38 weeks ago
2.9

58 km
North Pacific Ocean, 292 km SE of Tokyo, JapanMore
Jul 2, 2022 17:50
38 weeks ago
3.2

118 km
North Pacific Ocean, JapanMore
May 31, 2022 12:44
43 weeks ago
2.9

51 km
North Pacific Ocean, JapanMore
May 28, 2022 10:05
43 weeks ago
4.6

10 km
North Pacific Ocean, JapanMore
May 28, 2022 08:07
43 weeks ago
4.7

10 km
North Pacific Ocean, JapanMore
May 25, 2022 08:35
44 weeks ago
3.8

112 km
North Pacific Ocean, JapanMore
May 23, 2022 22:12
44 weeks ago
4.3

10 km
North Pacific Ocean, JapanMore
May 22, 2022 17:20
44 weeks ago
4.9

19 km
North Pacific Ocean, JapanMore
May 22, 2022 16:57
44 weeks ago
5.1

10 km
North Pacific Ocean, 280 km SE of Chiba, JapanMore
May 22, 2022 16:46
44 weeks ago
4.5

10 km
North Pacific Ocean, 293 km SE of Chiba, JapanMore

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