M4.3 earthquake 139 km ENE of Miyako, Japan
A magnitude 4.3 earthquake struck 139 km ENE of Miyako, Japan on Wed, Jul 26, 2017, 9:37 AM JST (00:37 UTC), 10 km (6 mi) below the surface.
A larger quake followed: M4.9 135 km E of Yamada, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.3 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-07-26 00:37:15 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 40.067° N, 143.476° E
- Region
- Japan
- Tsunami flag
- No
- Status
- Reviewed by a seismologist
Did you feel it?
No one has reported feeling this quake to the USGS.
How well it is located
Reviewed by a seismologist.
- Location uncertainty
- About 8.4 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.15
- Depth from
- Operator assigned
- Station coverage gap
- 192°, poorly surrounded by stations
- Stations used
- 29
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 2 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.9135 km E of Yamada, Japan · 3339 days ago · 10 km deep · 55 km away · felt by 2
- 4.7175 km ENE of Miyako, Japan · 3333 days ago · 10 km deep · 38 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000a164. Read Mon, Oct 5, 2026, 4:37 AM UTC.