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Moderate mag. 5.1 earthquake - North Pacific Ocean, 43 km southeast of Ishinomaki, Honshu-miyagi-ken, Japan, on Monday, May 18, 2020 at 03:00 GMT

Moderate mag. 5.1 earthquake - North Pacific Ocean, 43 km southeast of Ishinomaki, Honshu-miyagi-ken, Japan, on Monday, May 18, 2020 at 03:00 GMT Moderate mag. 5.1 earthquake - North Pacific Ocean, 43 km southeast of Ishinomaki, Honshu-miyagi-ken, Japan, on Monday, May 18, 2020 at 03:00 GMT

Moderate magnitude 5.1 earthquake at 51 km depth

18 May 03:09 UTC: First to report: GFZ after 9 minutes.
May 18 05:22: Magnitude recalculated from 5.0 to 5.1.
Hypocenter depth recalculated from 74.0 to 51.0 km.

Earthquake details

Date & timeMay 18, 2020 03:00:38 UTC
Local time at epicenter
Depth51.0 km
Epicenter latitude / longitude38.17°N / 141.68°E (North Pacific Ocean, Japan)
Antipode38.17°S / 38.32°W
Shaking intensityVery weak shaking
Felt1 report
Primary data sourceGFZ (German Research Centre for Geosciences)
Nearest volcanoAdachi (119 km / 74 mi)
Nearby towns and cities43 km (27 mi) SE of Ishinomaki (pop: 117,200) | Show on map | Quakes nearby
50 km (31 mi) SE of Yamoto (Higashimatsushima) (pop: 32,000) | Show on map | Quakes nearby
59 km (37 mi) ESE of Schiogama (pop: 59,500) | Show on map | Quakes nearby
64 km (40 mi) ESE of Rifu (pop: 35,000) | Show on map | Quakes nearby
72 km (45 mi) E of Sendai (pop: 1,063,100) | Show on map | Quakes nearby
72 km (45 mi) E of Iwanuma (pop: 42,400) | Show on map | Quakes nearby
74 km (46 mi) ESE of Tomiya (pop: 42,500) | Show on map | Quakes nearby
77 km (48 mi) SE of Furukawa (pop: 76,300) | Show on map | Quakes nearby
96 km (59 mi) SSE of Ichinoseki (pop: 63,000) | Show on map | Quakes nearby
328 km (204 mi) NNE of Tokyo (pop: 8,336,600) | Show on map | Quakes nearby
286 km (178 mi) E of Sado Island (pop: 55,200) | Show on map | Quakes nearby
406 km (252 mi) NE of Honshu Island (pop: 104,000,000) | Show on map | Quakes nearby
Estimated seismic energy released2.8 x 1012 joules (783 megawatt hours, equivalent to 674 tons of TNT) | about seismic energy
Show interactive Map
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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.
5.151 kmNear East Coast of Honshu, JapanGFZ
5.160 kmNear East Coast Of Honshu, JapanEMSC
5.144 km50km ESE of Ishinomaki, JapanUSGS
5.810 kmNear East Coast of Honshu, JapanBMKG
5.458 kmNear East Coast of Honshu, JapanGeoAu


Seismic station: Matsushiro, Japan (MAJO/IU network) | Distance from quake: 356 km / 221 mi | Show on map | Station Info
Seismic station Matsushiro, Japan: 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. Source: IRIS Buffer of Uniform Data (BUD) webtool
Show more

User reports for this quake (1)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Chiba (316.3 km SSW of epicenter) [Map] / Very weak shaking (MMI II) (reported through our app)


[More info]

Recorded aftershocks, latest first (1 quake)

Date and timeMag
Jun 2, 2020 01:00
3 years ago

60 km
North Pacific Ocean, 29 km SE of Ishinomaki, Honshu-miyagi-ken, JapanMore

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