M4.7 earthquake 175 km ENE of Miyako, Japan
A magnitude 4.7 earthquake struck 175 km ENE of Miyako, Japan on Sun, Aug 20, 2017, 1:47 PM JST (04:47 UTC), 10 km (6 mi) below the surface.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.7 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2017-08-20 04:47:31 UTC
- Depth
- 10.0 km (6.2 mi), shallow
- Epicenter
- 40.258° N, 143.840° 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 4.7 km horizontally, 1.9 km in depth
- Magnitude uncertainty
- ±0.08
- Depth from
- Operator assigned
- Station coverage gap
- 149°
- Stations used
- 67
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.7 and up: 0 in the 60 days after this one and 5 in the 30 days before it.
Before
- 4.9135 km E of Yamada, Japan · 3339 days ago · 10 km deep · 81 km away · felt by 2
- 4.3139 km ENE of Miyako, Japan · 3358 days ago · 10 km deep · 38 km away
- 4.5119 km ENE of Miyako, Japan · 3359 days ago · 10 km deep · 57 km away
- 5.6139 km ENE of Miyako, Japan · 3361 days ago · 10 km deep · 39 km away · felt by 3
- 4.9121 km ENE of Miyako, Japan · 3362 days ago · 30 km deep · 54 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000a9v4. Read Mon, Oct 5, 2026, 4:37 AM UTC.