Moderate mag. 5.7 earthquake - North Pacific Ocean, 22 km east of Hasaki, Chōshi-shi, Chiba, Japan, on Thursday, 2 January 2020 at 18:23 (GMT) -
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Moderate magnitude 5.7 earthquake at 36 km depth
2 Jan 18:32 UTC: First to report: GFZ after 8 minutes.
Jan 2 18:34: Magnitude recalculated from 5.5 to 5.6.
Jan 2 18:39: Magnitude recalculated from 5.6 to 5.7.
Hypocenter depth recalculated from 10.0 to 36.0 km.
Jan 2 18:34: Magnitude recalculated from 5.5 to 5.6.
Jan 2 18:39: Magnitude recalculated from 5.6 to 5.7.
Hypocenter depth recalculated from 10.0 to 36.0 km.
Magnitude: 5.7
Depth: 36.0 km
Epicenter latitude / longitude: 35.71°N / 141.08°E

Nearest volcano: Takahara (194 km / 121 mi)
Nearby towns and cities:
22 km (14 mi) E of Hasaki (pop: 39,200) --> See nearby quakes!
39 km (24 mi) E of Asahi (pop: 41,700) --> See nearby quakes!
45 km (28 mi) ESE of Omigawa (Katori) (pop: 25,800) --> See nearby quakes!
48 km (30 mi) E of Yōkaichiba (Sosa) (pop: 32,700) --> See nearby quakes!
48 km (30 mi) SE of Kashima-shi (pop: 65,800) --> See nearby quakes!
56 km (35 mi) ESE of Sawara (pop: 47,200) --> See nearby quakes!
56 km (35 mi) ESE of Katori-shi (pop: 83,200) --> See nearby quakes!
69 km (43 mi) E of Narita (pop: 100,600) --> See nearby quakes!
125 km (78 mi) E of Tokyo (pop: 8,336,600) --> See nearby quakes!
133 km (83 mi) ENE of Yokohama (pop: 3,574,400) --> See nearby quakes!
280 km (174 mi) E of Honshū Island (pop: 104,000,000) --> See nearby quakes!
146 km (91 mi) NE of Inoko-jima Island --> 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
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.
Magnitude | Depth | Location | Source |
M 5.7 | 36 km | Near East Coast of Honshu, Japan | GFZ |
M 5.6 | 60 km | Near East Coast Of Honshu, Japan | EMSC |
M 5.5 | 67 km | Near East Coast of Honshu, Japan | GeoAu |
M 5.7 | 10 km | Near East Coast of Honshu, Japan | BMKG |
M 5.6 | 17 km | 28km ENE of Hasaki, Japan | USGS |
M 5.6 | 20 km | 日本本州东岸近海 (Japan) | CEIC |
User reports for this quake (50)
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
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89.5 km W of epicenter [Map] / Moderate shaking (MMI V)
Los angeles / not felt
Very strong earthquake I can feel it form faze rug / Very strong shaking (MMI VII) : Every time
los Angeles, USA / Weak shaking (MMI III)
Kozunomori, Narita (71.7 km W of epicenter) [Map] / Light shaking (MMI IV) : We were woken on 3rd floor of 3 storey building by what sounded like a large truck approaching, then bed started shaking, very soon after mobile phone message alarms sounded then Public address system played alarms. 


Kozunomori ,Narita / Light shaking (MMI IV) : Woke us up in 3rd floor of 3 storey building, sounded like a truck arriving just before bed started rocking, then mobile phones message alarms and public address system alarms sounded.
Odessa / Very weak shaking (MMI II) : Slidely felt the moving, but I always feel undergrounds energy, it's to have for me to feel earthquakes and more then that! I wish there was a place to to visit to explain this feeling before it happens. I'm deferent, Annunaki son!
127 km W of epicenter [Map] / Very weak shaking (MMI II)
Tokyo / Very weak shaking (MMI II)
Saitama / Very weak shaking (MMI II) : Felt light shaking on 7th floor of hotel
Asakusa / Light shaking (MMI IV) : Bett hat gewackelt. Bed was shaking
Narita / Moderate shaking (MMI V) : Sleeping on 16th floor of hotel in Narita, shaking of room and swaying of hotel felt.
Koenji-eki / Light shaking (MMI IV) : Shaking was enough to wake me up and felt the bed gently shaking for about 30 seconds.
Shinjuku / Very weak shaking (MMI II)
Tojyo / Light shaking (MMI IV)
Narita (59 km W of epicenter) [Map] / Strong shaking (MMI VI)
Tokyo / Weak shaking (MMI III)
130 km W of epicenter [Map] / Light shaking (MMI IV)
Narita-Shi / Light shaking (MMI IV)
Narita airport hotel. / Moderate shaking (MMI V) : Woke to hotel shaking and alarms going off. On the 8 th floor.
Tokyo Shimbashi (92.1 km ENE of epicenter) [Map] / Light shaking (MMI IV) : Stavo dormendo quando mi sono svegliata sentendo il letto oscillare. L'oscillazione è durata qualche secondo
Uk / not felt : Dutchsinse told us on YouTube hours ago this would happen
Narita / Light shaking (MMI IV) : Woken up by alarm.
Yachiyo Shi / Moderate shaking (MMI V) : Woken by it and phone's emergency alarm. Still a bit in panic.
Tokyo akasaka / Light shaking (MMI IV)
Asakaka Mitsuke / Light shaking (MMI IV)
Narita / Weak shaking (MMI III)
96.2 km W of epicenter [Map] / Light shaking (MMI IV)
MIMARU hotel Ueno East / Light shaking (MMI IV) : Woken from sleep by bed rocking
Sumida / Very weak shaking (MMI II)
66.3 km W of epicenter [Map] / Strong shaking (MMI VI) : Emergency alert from phone. Loud rumble. (reported through our app)
143.1 km W of epicenter [Map] / Weak shaking (MMI III)
Yasura / Moderate shaking (MMI V)
123.4 km W of epicenter [Map] / Weak shaking (MMI III)
66.3 km W of epicenter [Map] / Moderate shaking (MMI V) : Very strong loud.Emmergency alert sounded on phone. (reported through our app)
今市 (168.4 km NW of epicenter) [Map] / Light shaking (MMI IV) : Woke up shaking (reported through our app)
104.1 km WNW of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
133.7 km WSW of epicenter [Map] / Weak shaking (MMI III) (reported through our app)
Narita airport / Light shaking (MMI IV)
(Japan, 55 km W of epicenter) : 50sec (reported through EMSC)
(Japan, 160 km NW of epicenter) : Bed shakes for about 25 sec at 3:25am (reported through EMSC)
Tokyo (Japan, 118 km W of epicenter) : Woke me up, a whole building was shaking for about 30 sec (reported through EMSC)
Tokyo (Japan, 118 km W of epicenter) : I was lying in bed and suddenly it felt like the hotel was shaking. Nothing happened, but I’m afraid there’ll be more? (reported through EMSC)
Tokyo (Japan, 118 km W of epicenter) : Bed was shaking for about 15 seconds. (reported through EMSC)
(Japan, 81 km W of epicenter) : Moderate shaking 20 secs approx. (reported through EMSC)
(Japan, 159 km W of epicenter) : 3:25 am hora Japon temblor sentí en Kotesashi Tokorozawa (reported through EMSC)
Minami (Japan, 139 km W of epicenter) : Felt, lasted circa 30 seconds, early warning was gladly a bit overstimated but working out very well! (reported through EMSC)
Tokyo (Japan, 136 km W of epicenter) : 10-20 seconds felt in a high rise building (reported through EMSC)
(Japan, 131 km W of epicenter) : Moderate shaking, about 15 sec, woke me up, Kita-Ku (reported through EMSC)
(Japan, 109 km W of epicenter) : such a big shake for a minute. (reported through EMSC)
Aftershocks of the 5.7 quake North Pacific Ocean, 22 km east of Hasaki, Chōshi-shi, Chiba, Japan, 2 January 2020 18:23 GMT
More info
Recorded aftershocks, latest first (2 quakes):- 31 Jan 2020 16:11 UTC| M 5.1 |71 km (44.1 mi) depth|42 km (26 mi) distance| GFZ | Details
- 11 Jan 2020 12:11 UTC| M 3.7 |30 km (18.6 mi) depth|16 km (10 mi) distance| EMSC | Details
Earlier earthquakes in the same area since 1900
Moderate mag. 5.7 earthquake - North Pacific Ocean, 22 km east of Hasaki, Chōshi-shi, Chiba, Japan, on Thursday, 2 January 2020 at 18:23 (GMT)- Date / time UTC| Mag |Depth|Age|Distance| Details
- 01 Sep 1923 02:58| 8.1 |15km / 9.3mi|97 years ago|165km / 102mi| Near the South Coast of Honshu, Japan
- 11 Mar 2011 06:15| 7.9 |43km / 26mi|10 years ago|64km / 40mi| Near the East Coast of Honshu, Japan
- 25 Nov 1953 17:48| 7.9 |25km / 16mi|67 years ago|196km / 122mi| Off the East Coast of Honshu, Japan
- 05 Nov 1938 08:43| 7.8 |35km / 22mi|82 years ago|166km / 103mi| Off the East Coast of Honshu, Japan
- 02 Sep 1923 02:46| 7.8 |15km / 9.3mi|97 years ago|131km / 81mi| Near the South Coast of Honshu, Japan
- 06 Nov 1938 08:53| 7.7 |30km / 19mi|82 years ago|217km / 135mi| Off the East Coast of Honshu, Japan
- 05 Nov 1938 10:50| 7.7 |35km / 22mi|82 years ago|191km / 119mi| Off the East Coast of Honshu, Japan
- 23 May 1938 07:18| 7.7 |15km / 9.3mi|83 years ago|97km / 60mi| Near the East Coast of Honshu, Japan
- 10 Nov 1930 13:35| 7.7 |30km / 19mi|90 years ago|84km / 52mi| Near the East Coast of Honshu, Japan
- 06 Nov 1938 21:38| 7.6 |25km / 16mi|82 years ago|189km / 118mi| Off the East Coast of Honshu, Japan
Hint: Click on Date/Time to show latest first
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