M4.5 earthquake 178 km ENE of Miyako, Japan
A magnitude 4.5 earthquake struck 178 km ENE of Miyako, Japan on Tue, Oct 25, 2016, 6:25 PM JST (09:25 UTC), 20 km (13 mi) below the surface.
A larger quake followed: M4.9 187 km ENE of Miyako, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.5 (mb, body-wave), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2016-10-25 09:25:38 UTC
- Depth
- 20.4 km (12.7 mi), shallow
- Epicenter
- 40.318° N, 143.839° 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 8.0 km horizontally, 5.9 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- From location
- Station coverage gap
- 123°
- Stations used
- 50
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 3 in the 60 days after this one and 3 in the 30 days before it.
After
- 4.4107 km ENE of Miyako, Japan · 3606 days ago · 57 km deep · 71 km away
- 4.5109 km E of Miyako, Japan · 3596 days ago · 22 km deep · 77 km away
- 4.9187 km ENE of Miyako, Japan · 3591 days ago · 19 km deep · 13 km away · felt by 1
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us20007gkr. Read Sun, Oct 4, 2026, 6:23 AM UTC.