Strong mag. 6.3 earthquake - Near East Coast of Honshu, Japan on Sunday, 4 August 2019 - information
Strong mag. 6.3 earthquake - Near East Coast of Honshu, Japan on Sunday, 4 August 2019
Aug 4 10:33: Magnitude recalculated from 6.1 to 6.2.
Hypocenter depth recalculated from 76.0 to 59.0 km.
Aug 5 07:00: Magnitude recalculated from 6.2 to 6.3.
Hypocenter depth recalculated from 59.0 to 49.0 km.
Hypocenter depth recalculated from 76.0 to 59.0 km.
Aug 5 07:00: Magnitude recalculated from 6.2 to 6.3.
Hypocenter depth recalculated from 59.0 to 49.0 km.
Date & time: Sunday, 4 August 2019 10:23 UTC
Magnitude: 6.3
Depth: 49.0 km
Epicenter latitude / longitude: 37.72°N / 141.52°E
(Japan)
Nearest volcano: Zao (111 km)
Primary data source: GFZ
Estimated released energy: 1.8*10^14 J (49.4 GWh / 42502 tons of TNT / 2.7 atomic bombs equivalent) [learn more]
Magnitude: 6.3
Depth: 49.0 km
Epicenter latitude / longitude: 37.72°N / 141.52°E
(Japan)Nearest volcano: Zao (111 km)
Primary data source: GFZ
Estimated released energy: 1.8*10^14 J (49.4 GWh / 42502 tons of TNT / 2.7 atomic bombs equivalent) [learn more]
Data for same earthquake as reported from other agencies
| Time | Mag. / Depth | Location | Source | |
| Sun, 4 Aug 2019 (7 earthquakes) | ||||
| Sun, 4 Aug 10:23 UTC | M 6.4 / 60 km | Near East Coast Of Honshu, Japan | EMSC | |
| Sun, 4 Aug 10:23 UTC | M 6.3 / 51.2 km | Near East Coast of Honshu, Japan | GeoAu | |
| Sun, 4 Aug 10:23 UTC | M 6.3 / 19.5 km | Near east coast of eastern Honshu, Japan [Sea: Japan] | INGV | |
| Sun, 4 Aug 10:23 UTC | M 6.3 / 38.6 km | 54km ENE of Namie, Japan | USGS | |
| Sun, 4 Aug 10:23 UTC | M 6.2 / 40 km | 日本本州东岸近海 (Japan) | CEIC | |
| Sun, 4 Aug 10:23 UTC | M 6.4 / 10 km | Near Nouth Coast of Honshu,Japan | IMD | |
| Sun, 4 Aug 10:23 UTC | M 6.4 / 10 km | Near East Coast of Honshu, Japan | BMKG | |
"I felt it" reports:
Tokyo, Shinjuku / MMI III (Weak shaking)
Tokyo / MMI IV (Light shaking): Lights and drinks shaking
Tokyo/golden gai / MMI III (Weak shaking): Tokyo: we were eating in a small bar near Golden Gai. The table and lights shaked during ~10 sec.
Nikko / MMI IV (Light shaking)
Ibaraki-ken, Mito-shi, Migawa / MMI VI (Strong shaking)
Shinjuku / MMI III (Weak shaking)
Seishincho / MMI V (Moderate shaking)
Narita (241.4 km SSW from epicenter) [Map] / MMI V (Moderate shaking)
Shinagawa / MMI III (Weak shaking)
Fussa shi US air base / MMI II (Very weak shaking): Watching tv with husband and felt the vibrations on the third floor . I thought it was him moving and he thought it was me . It felt like someone anxiously tapping their foot and moving the couch. Very light. Coffee in a mug on our coffee table did not wiggle at all. I guess I just must be sensitive to it?
Tokyo (269.5 km SW from epicenter) [Map] / MMI II (Very weak shaking): 5th floor of hotel. Door rattled,window squeaked, and gentle swaying felt.
Yokohana, / MMI IV (Light shaking): I was lying on my bed and it was very weak but pretty long
Moreno Valley I hear a rumble echoe sounds.. like / MMI III (Weak shaking): I heard that rumble sound and like something passing.. I'm not sure if it was just outside or what because I was in side..
Russia. Sankt-Peterburg.not felt. / not felt: Не почувствовал и не ощущал, находился в доме, обедал, всё тихо и спокойно, люстры и связка ключей в норме. Пожалуйста оставайтесь в безопасности, берегите Себя, своих родных и близких. Да, геологиярулит.))),!!!
Tamachi / MMI IV (Light shaking): it was slow and light at first, but gradually became moderate, lights and hanging things started swaying, and for longer period. My child got scared.
guerneville, CA / not felt: It only woke me up
Tokyo, Shinjuku / MMI IV (Light shaking)
Shinjuku, daikyo-cho / MMI V (Moderate shaking)
Shibuya (280.4 km SW from epicenter) [Map] / MMI IV (Light shaking): We are visiting, I grew in Coronado, California and knew immediately we were having an earthquake - it went right into it - our hotel room is on the 6th floor on the higher part of the Shibuya hill - about 200 Meters from the Tv studio here. It was a wavy sodeways sort similar to the type we have in Southern California. I am not aware of what foundation this hotel has but it is newish, took the movement well. Did not notice any aftershocks
Hirstsuka / MMI IV (Light shaking)
Tokio Ueno / MMI IV (Light shaking)
San Diego / MMI II (Very weak shaking): Quick shaking. Woke me up. Dog barked briefly.
Sendai / MMI V (Moderate shaking)
Higashikurume / MMI IV (Light shaking)
Kawasaki / MMI III (Weak shaking)
Ayase city, Kanagawa / MMI IV (Light shaking)
Yokosuka / MMI III (Weak shaking): About 3 waves of swaying. Ground floor.
Chou-ku / MMI IV (Light shaking): I’m on the 18th floor in a apartment located in Chou-ku Tokyo. There was a big jolt then the shaking continued for 30-45 seconds.
Tamura / MMI V (Moderate shaking): It was fairly strong. A few items in my apartment fell over.
(274.3 km SW from epicenter) [Map] / MMI IV (Light shaking)
Ayase Kanagawa / MMI III (Weak shaking)
(280.2 km SW from epicenter) [Map] / MMI IV (Light shaking)
Kumagawa, tokyo / MMI II (Very weak shaking): Felt very mild shaking.
Setagaya-ku / MMI III (Weak shaking)
Yokohama, Kanagawa, Japan. (301.7 km SW from epicenter) [Map] / MMI V (Moderate shaking): I felt the shaking, it was not so strong. But quite long, it lasted about 8 seconds. (via app)
Ginza, Tokyo, Japan / MMI IV (Light shaking)
Iwaki city / MMI IV (Light shaking)
Narita / MMI V (Moderate shaking)
Meguro / MMI IV (Light shaking)
Akihabara / MMI IV (Light shaking): Awoke to light shaking on 10th floor Akihabara Washington Hotel.
Okura Academia Park Hotel / MMI II (Very weak shaking): On 4th floor of hotel room, Lying on springbed. It started to bounce lightly. Lampstand next to bed was wobbly. Slight rattling of glass windows.
Shinjuku / MMI IV (Light shaking)
Tokyo / MMI V (Moderate shaking)
Sagamihara-shi, Kanagawa-ken, / MMI III (Weak shaking)
Tokyo / MMI IV (Light shaking): Scary,I was at a 8th floor so it was ugly but nothing happened
Urawa (268.7 km SW from epicenter) [Map] / MMI IV (Light shaking): My apartment is on the 4th floor so I felt the wiggle
Tama-ku, Kawasaki shi / MMI III (Weak shaking)
Ota-City/Präfectur Gumma/Hotel 5th floor (251.1 km SW from epicenter) [Map] / MMI III (Weak shaking): Interesting experience. Not usual in Europe.
Shimoda / not felt: Nothing
Tokio / MMI III (Weak shaking)
Japan / MMI III (Weak shaking)
Soma-shi Fukushima / MMI VI (Strong shaking): Very scary
Hotel Mystays, Higashi Ikebukuro, Tokyo / MMI V (Moderate shaking): Bed was shaking, me and my best friend felt it we both thought the other was shaking the bed but my friend stood up and realised that the floor was shaking too... after we also both realised that neither of us couldve shook the bed that hard...
Tokyo, Minato / MMI V (Moderate shaking)
Tokyo / MMI IV (Light shaking)
Asakusa / MMI V (Moderate shaking)
Setagaya Tokyo Japan / MMI III (Weak shaking): The alarm of the earthquake early warning sounded, and it shook in small steps for about 10 seconds after about 15 seconds
Shibuya tokyo / MMI IV (Light shaking)
harajuku / MMI V (Moderate shaking)
Tokyo Prince Hotel / MMI III (Weak shaking): Lying down in bed. Shaking of bed for 10 or so seconds. Hangars in closet were moving.
Yokohama, bandobashi / MMI IV (Light shaking)
TOKYO / MMI IV (Light shaking)
Matsushima, / MMI V (Moderate shaking): Our 3rd quake, 2nd in Japan, all 3 in hotels... more horizontal vibrations than vertical ones. Apparently no tsunami risks on this location. 38-22’38.02”N 141-04’10.34”E
Shinjuku / MMI IV (Light shaking)
Itabashi-Ku / MMI IV (Light shaking): On my bed, playing computers, first in Japan since 2 weeks, first I thought it was a truck passing accros the street then after 4 seconds I was like « hey you are in Japan, it s not a truck, it s an earthquake ! », after 5 more seconds intensity went down then over.
Machida, apa hotel, 3 floor / MMI IV (Light shaking)
Hitachiomiya / MMI V (Moderate shaking): Maybe a minute of movement.
Tokyo / MMI V (Moderate shaking)
Chiba, Japan / MMI V (Moderate shaking)
Kibara Sammu (254.5 km SSW from epicenter) [Map] / MMI VI (Strong shaking): Lasted 15 seconds,but had to hold on to television,as noticeable movement through house. (via app)
Tsukuba (222.6 km SW from epicenter) [Map] / MMI V (Moderate shaking)
Hitachinaka / MMI V (Moderate shaking): Seemed to last about half a minute.
(312.1 km SW from epicenter) [Map] / MMI IV (Light shaking): Not strong but longer than usual, the shaking lasted for more than 20 seconds.
Kawagoe-Shi, saitama / MMI IV (Light shaking)
Hitachiomiya / MMI V (Moderate shaking): Cool
yokohama (309.3 km SW from epicenter) [Map] / MMI III (Weak shaking): I felt small vibration about 30sec. (via app)
Tokio, Denechofu / MMI IV (Light shaking): quite long might 30 seconds
(3060.7 km WSW from epicenter) [Map] / not felt
(312.2 km SSW from epicenter) [Map] / MMI IV (Light shaking)
(Japan) (340 km NW from epicenter)(no details): I felt a very slight shake of it. My wife and daughter felt nothing. (via EMSC)
(Japan) (331 km SW from epicenter)(no details): Mild shaking and swaying for about 10-15 seconds (via EMSC)
(Japan) (324 km SW from epicenter)(no details): Lasted over 15 seconds (via EMSC)
Naka (Japan) (313 km SW from epicenter)(no details): I feel the shake in Yokohama, Kanagawa (via EMSC)
(Japan) (313 km SW from epicenter)(no details): two or three 30 second waves of swaying (via EMSC)
(Japan) (313 km SW from epicenter)(no details): Felt strong (via EMSC)
Aoba (Japan) (310 km SW from epicenter)(no details): Long shaking for 10 more sec @Aoba-dai in Yokohama... (via EMSC)
(Japan) (308 km SW from epicenter)(no details): Minor shaking that made glasses tinkle and the lights move. Lasted for almost a minute. (via EMSC)
Kohoku (Japan) (307 km SW from epicenter)(no details): Very long and in different directions (via EMSC)
(Japan) (297 km SW from epicenter)(no details): I felt the shake not so big. But the swing was a bit bigger. (via EMSC)
(Japan) (296 km SW from epicenter)(no details): About 50 seconds of rolling in tokyo (via EMSC)
(Japan) (292 km SW from epicenter)(no details): Temblor sentí en Tokorozawa Shi Japón 19:23pm Domingo 4 de Agosto (via EMSC)
(Japan) (290 km SW from epicenter)(no details): Luckily, I didn’t feel anything. (via EMSC)
(Japan) (290 km SW from epicenter)(no details): Shaking lady more than 10 seconds (via EMSC)
(Japan) (290 km SW from epicenter)(no details): Mild for about 20 seconds (via EMSC)
(Japan) (289 km SW from epicenter)(no details): Moto Azabu felt things move and quite long (via EMSC)
(Japan) (289 km SW from epicenter)(no details): Longest earthquake I’ve felt in 2.5 years lived in Tokyo, around 40 seconds or so. Got 40 seconds alert prior to shaking via early warning system. (via EMSC)
Tokyo (Japan) (288 km SW from epicenter)(no details): Haneda airport international terminalLight but firm swaying, signs swaying significantly, I was standing and swaying, a few other people in the airport noticed too. (via EMSC)
Tokyo (Japan) (288 km SW from epicenter)(no details): Everything in room was shaking, no damage (via EMSC)
Tokyo (Japan) (288 km SW from epicenter)(no details): I was lying on the bed when I felt the shaking, I noticed hanging objects swinging. Felt it for the first time in my life, so quite an experience (via EMSC)
Tokyo (Japan) (288 km SW from epicenter)(no details): La cama se movía, me paré para comprobar si estaba temblando, y duró bastante, se sintió durante un minuto aproximadamente (via EMSC)
(Japan) (288 km SW from epicenter)(no details): It moves well, also the lights (via EMSC)
(Japan) (288 km SW from epicenter)(no details): Petit tremblement à Tokyo (point de départ près de fukushima) (via EMSC)
(Japan) (287 km SW from epicenter)(no details): Durée 30s oscillation du linge suspendu. (via EMSC)
(Japan) (283 km SW from epicenter)(no details): In ojima everything in house, mirrors , was shaking for more than one minute (via EMSC)
(Japan) (282 km SW from epicenter)(no details): In Tokyo - minor shaking... (via EMSC)
(Japan) (280 km SW from epicenter)(no details): Strong vibrations, floor shaked for around 20 sec. ( Kita-Ku, Tokyo) (via EMSC)
(Japan) (278 km SW from epicenter)(no details): Walls and water inside bottle shook for a few minutes. No damage, no moving objects. (via EMSC)
Chuo (Japan) (276 km SW from epicenter)(no details): The building didn't shake at a level where it made a noise (via EMSC)
(Japan) (275 km SW from epicenter)(no details): It started slowly and I heard the house creak and felt dizzy before I realized it was an earthquake. Then I paid attention to the motion. It rolled for maybe 30 seconds and the room open doors trembled. (via EMSC)
(Japan) (274 km SW from epicenter)(no details): A quick quake near katsushika-ku! (via EMSC)
(Japan) (254 km SW from epicenter)(no details): In Kozunomori 10/15 seconds....shaking (via EMSC)
(Japan) (236 km SW from epicenter)(no details): big shakes for minute. (via EMSC)
(Japan) (200 km SW from epicenter)(no details): Longer than usual (via EMSC)
(Japan) (97 km W from epicenter)(no details): I felt strong and long shake for 20 to 30 seconds. No damage so far. (via EMSC)
(Japan) (77 km NW from epicenter)(no details): Just walked outside a store, when my phone started to give out a warning, a second after that, the shaking began. It was quite big in my opinion, the biggest one I've been in yet, though it only took around 15-20 seconds. (via EMSC)
