Moderate mag. 5.7 earthquake - North Pacific Ocean, 66 km southeast of Hachijojima Island, Hachijō Shichō, Tokyo, Japan, on Monday, 29 July 2019 at 20:37 (GMT)

Moderate mag. 5.7 earthquake  - North Pacific Ocean, 66 km southeast of Hachijojima Island, Hachijō Shichō, Tokyo, Japan, on Monday, 29 July 2019 at 20:37 (GMT)

Moderate magnitude 5.7 earthquake at 69 km depth

29 Jul 20:45 UTC: First to report: GFZ after 8 minutes.
Jul 29 20:47: Magnitude recalculated from 5.6 to 5.5.
Hypocenter depth recalculated from 66.0 to 74.0 km.
Jul 29 23:24: Magnitude recalculated from 5.5 to 5.7.
Hypocenter depth recalculated from 74.0 to 69.0 km.
Date & time: 29 Jul 2019 20:37:45 UTC
Magnitude: 5.7
Depth: 69.0 km
Epicenter latitude / longitude: 32.86°N / 140.44°E (North Pacific Ocean, Japan)
Nearest volcano: Hachijo-jima (97 km / 60 mi)
Nearby towns and cities:
242 km (150 mi) SSE of Tateyama (pop: 50,100) --> See nearby quakes!
266 km (165 mi) SSE of Itō (pop: 71,600) --> See nearby quakes!
279 km (173 mi) SSE of Yokosuka (pop: 429,000) --> See nearby quakes!
282 km (175 mi) S of Kimitsu (pop: 92,100) --> See nearby quakes!
284 km (177 mi) SSE of Kamakura (pop: 166,000) --> See nearby quakes!
285 km (177 mi) S of Kisarazu (pop: 122,500) --> See nearby quakes!
286 km (178 mi) S of Mobara (pop: 97,300) --> See nearby quakes!
288 km (179 mi) SSE of Mishima (pop: 113,500) --> See nearby quakes!
295 km (183 mi) SSE of Yokohama (pop: 3,574,400) --> See nearby quakes!
322 km (200 mi) SSE of Tokyo (pop: 8,336,600) --> See nearby quakes!
66 km (41 mi) ESE of Hachijojima Island (pop: 7,520) --> See nearby quakes!
415 km (258 mi) SE of Honshū Island (pop: 104,000,000) --> See nearby quakes!
Primary data source: GFZ (German Research Centre for Geosciences)
Estimated released energy: 2.2 x 1013 joules (6.22 gigawatt hours, equivalent to 5351 tons of TNT or 0.3 atomic bombs!) More info
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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.
MagnitudeDepthLocationSource
M 5.769 kmSoutheast of Honshu, JapanGFZ
M 5.780 kmIzu Islands, Japan RegionEMSC
M 5.862 kmSoutheast of Honshu, JapanBMKG
M 5.873 kmSoutheast of Honshu, JapanGeoAu
M 5.753 km75km ESE of Hachijo-jima, JapanUSGS
M 5.570 km日本本州东岸远海 (Japan)CEIC

User reports for this quake (23)

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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Leander Texas 2404 First a Vw / Very weak shaking (MMI II) : Erified by others in neighborhood of rumbling and house shaking for 10 seconds
Kanagawa prefecture (291.6 km NNW of epicenter) [Map] / Light shaking (MMI IV)
Tokyo / Light shaking (MMI IV)
Yokosuka-Shi / Light shaking (MMI IV)
Meguro Tokyo (313.5 km NNW of epicenter) [Map] / Weak shaking (MMI III)
316.5 km N of epicenter [Map] / Very weak shaking (MMI II) : I awoke and it felt like my head was unresty. It toke about 2 minutes. I was on the 7th floorof a hotel in Tokyo (reported through our app)
Ichikawa-shi, Chiba (318.9 km N of epicenter) [Map] / Very weak shaking (MMI II)
Kanda, Tokyo (335.3 km N of epicenter) [Map] / Very weak shaking (MMI II)
Tokyo / Weak shaking (MMI III)
Shinjuku / Weak shaking (MMI III)
Tokyo / Weak shaking (MMI III) : I was on my bed and My bed Shake a Little during 5/10 second.
Hon-Atsugi station (303.5 km NNW of epicenter) [Map] / Weak shaking (MMI III) : At the 7th floor of the building at Hon-Atsugi, I felt it in my bed and also when I stood-up. And saw my opened wardrobe door slightly oscillating for some seconds.
321.9 km NNW of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
Yokohama / Light shaking (MMI IV) : I woke up about 15 minutes before the earthquake. It was weak, my bed was shaking.I decided to check the data on the Japan Meteorological Agency and it says that it was a M6.0.
278.3 km NNW of epicenter [Map] / Light shaking (MMI IV) (reported through our app)
300.5 km NNW of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
(Japan, 302 km NW of epicenter) : The shake woke me up, Certainly because I Am at the 11th floor of a 20 Storey building. Wé felt the P and the S waves arrivals, the shake lasted à minute or so (reported through EMSC)
Chuo (Japan, 343 km NW of epicenter) : Earthquake? I slept while sweating (reported through EMSC)
(Japan, 318 km NW of epicenter) : It woke me up. Felt the bed moving a bit. Was quite a fast shake. Shibuya-ku, 7th floor. (reported through EMSC)
(Japan, 301 km NW of epicenter) : About 10 seconds long (reported through EMSC)
Naka (Japan, 296 km NW of epicenter) : Ressenti à Yokohama au 11 etage (reported through EMSC)
(Japan, 327 km NW of epicenter) : Woke me up. Not really strong and quite fast (Kita-Ku, Tokyo) (reported through EMSC)
(Japan, 296 km NW of epicenter) : I felt the house shaking and heard a bit of creaking, (reported through EMSC)
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Aftershocks of the 5.7 quake North Pacific Ocean, 66 km southeast of Hachijojima Island, Hachijō Shichō, Tokyo, Japan, 29 July 2019 20:37 GMT

More info
Recorded aftershocks, latest first (0 quakes):
So far, no aftershocks have been registered.

Earlier earthquakes in the same area

Moderate mag. 5.7 earthquake - North Pacific Ocean, 66 km southeast of Hachijojima Island, Hachijō Shichō, Tokyo, Japan, on Monday, 29 July 2019 at 20:37 (GMT)
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