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Strong mag. 5.1 earthquake - East China Sea, 139 km northwest of Naha, Okinawa, Japan, on Monday, Jul 25, 2022 at 10:44 pm (GMT +8) -

Strong mag. 5.1 earthquake - East China Sea, 139 km northwest of Naha, Okinawa, Japan, on Monday, Jul 25, 2022 at 10:44 pm (GMT +8) Strong mag. 5.1 earthquake - East China Sea, 139 km northwest of Naha, Okinawa, Japan, on Monday, Jul 25, 2022 at 10:44 pm (GMT +8)

Strong magnitude 5.1 earthquake at 10 km depth

25 Jul 14:51 UTC: First to report: EMSC after 6 minutes.
25 Jul 15:10: Now using data updates from USGS

Earthquake details

Date & timeJul 25, 2022 14:44:47 UTC -
Local time at epicenterMonday, Jul 25, 2022 at 10:44 pm (GMT +8)
StatusConfirmed
Magnitude5.1
Depth10.0 km
Epicenter latitude / longitude26.8165°N / 126.4574°E (East China Sea, Japan)
Antipode26.817°S / 53.543°W
Shaking intensityModerate shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoIo-Torishima (211 km / 131 mi)
Nearby towns and cities139 km (86 mi) WNW of Naha (pop: 300,800) | Show on map | Quakes nearby
141 km (87 mi) WNW of Tomigusuku (pop: 55,700) | Show on map | Quakes nearby
143 km (89 mi) WNW of Itoman (pop: 57,200) | Show on map | Quakes nearby
144 km (89 mi) WNW of Chinon (pop: 91,800) | Show on map | Quakes nearby
144 km (89 mi) WNW of Okinawa (pop: 125,500) | Show on map | Quakes nearby
149 km (93 mi) WNW of Gushikawa (pop: 65,300) | Show on map | Quakes nearby
151 km (94 mi) WNW of Katsuren-haebaru (Uruma) (pop: 34,200) | Show on map | Quakes nearby
153 km (95 mi) W of Naga (pop: 59,600) | Show on map | Quakes nearby
132 km (82 mi) W of Iejima Island (pop: 4,610) | Show on map | Quakes nearby
153 km (95 mi) W of Okinawa Island (pop: 1,301,000) | Show on map | Quakes nearby
436 km (271 mi) NE of Kumi Island (pop: 1,680) | Show on map | Quakes nearby
Weather at epicenter at time of quakeBroken Clouds 29.6°C (85 F), humidity: 76%, wind: 2 m/s (4 kts) from SE
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.
Mag.DepthLocationSource
5.110 km139 Km WNW of Naha, JapanUSGS
5.110 kmRyukyu Islands, JapanRaspberryShake
5.120 kmRYUKYU ISLANDS, JAPANEMSC
4.810 kmRyukyu Islands, JapanGFZ

Seismograms

Seismic station: Taipei, Taiwan (TATO/IU network) | Distance from quake: 537 km / 334 mi | Show on map | Station Info
Seismic station Taipei, Taiwan: 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
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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 (2 quakes)

Date and timeMag
Depth
LocationDetails
Sep 1, 2022 02:02
5 weeks ago
4.8

10 km
East China Sea, 129 km NW of Naha, Okinawa, JapanMore
Aug 31, 2022 03:04
5 weeks ago
5.0

10 km
East China Sea, 136 km NW of Naha, Okinawa, JapanMore

Earlier earthquakes in the same area

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