Light mag. 4.3 earthquake - 83 km west of Noshiro, Akita, Japan, on Thursday, June 9, 1983 at 14:31 GMT

Light mag. 4.3 earthquake - 83 km west of Noshiro, Akita, Japan, on Thursday, June 9, 1983 at 14:31 GMT Light mag. 4.3 earthquake - 83 km west of Noshiro, Akita, Japan, on Thursday, June 9, 1983 at 14:31 GMT

Light magnitude 4.3 earthquake at 33 km depth

1 Jan 00:00 UTC: First to report: USGS after 30 seconds.

Earthquake details

Date & timeJun 9, 1983 14:31:04 UTC
Local time at epicenter
Depth33.0 km
Epicenter latitude / longitude40.142°N / 139.057°E (Japan Sea, Japan)
Antipode40.142°S / 40.943°W
Shaking intensityWeak shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoMegata (61 km / 38 mi)
Nearby towns and cities82 km (51 mi) WNW of Tennō (Katagami) (pop: 22,700) | Show on map | Quakes nearby
83 km (51 mi) W of Noshiro (pop: 51,100) | Show on map | Quakes nearby
102 km (63 mi) WNW of Akita (pop: 320,100) | Show on map | Quakes nearby
128 km (80 mi) W of Ōdate (pop: 64,500) | Show on map | Quakes nearby
130 km (81 mi) WSW of Hirosaki (pop: 175,000) | Show on map | Quakes nearby
153 km (95 mi) NNW of Sakata (pop: 100,400) | Show on map | Quakes nearby
160 km (100 mi) WSW of Aomori (pop: 298,400) | Show on map | Quakes nearby
185 km (115 mi) WNW of Morioka (pop: 295,200) | Show on map | Quakes nearby
260 km (162 mi) NW of Sendai (pop: 1,063,100) | Show on map | Quakes nearby
498 km (310 mi) N of Tokyo (pop: 8,336,600) | Show on map | Quakes nearby
Estimated seismic energy released1.8 x 1011 joules (49.4 megawatt hours, equivalent to 42.5 tons of TNT) | about seismic energy
Show interactive Map
[smaller] [bigger]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
If you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable to earthquake science, seismic hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
4.333 kmnear the west coast of Honshu, JapanUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

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.
Volcanoes & Earthquakes - new app for Android

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version
Why is there advertising on this site?
Support us - Help us upgrade our services!
We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Earthquake archive from 1900 onwards
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.
Volcanoes & Earthquakes
VolcanoDiscovery Home
Adventure & Study Travel
Tours to Volcanoes and Volcanic Areas: walking tours, photo tours, study tours Get our newsletter!
Company info
Contact | Legal info | Terms & conditions
Follow us
Follow us on facebook Follow us on Instagram Follow us on Twitter Visit our Youtube channel
EN | DE | EL | ES | FR | IT | RU
VolcanoDiscovery GmbH, Germany, Reg. nr.: HRB 103744, EU Tax Id: DE 310 395 322 owned and created by
Dr. Tom Pfeiffer, volcanologist, volcano photographer, tour organizer member of
Volcanological Society
Ecotourism Greece
Insured by R+V
VolcanoDiscovery © 2004- All Rights Reserved | Privacy - cookie settings