M4.3 earthquake 81 km ESE of Hachinohe, Japan
A magnitude 4.3 earthquake struck 81 km ESE of Hachinohe, Japan on Wed, Sep 27, 2017, 9:19 AM JST (00:19 UTC), 35 km (22 mi) below the surface.
A larger quake followed: M4.6 51 km ESE of Ichinohe, 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
- 2017-09-27 00:19:40 UTC
- Depth
- 35.0 km (21.7 mi), shallow
- Epicenter
- 40.344° N, 142.436° 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 6.5 km horizontally, 2.0 km in depth
- Magnitude uncertainty
- ±0.18
- Depth from
- Operator assigned
- Station coverage gap
- 171°
- Stations used
- 23
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.5 and up: 5 in the 60 days after this one and 2 in the 30 days before it.
After
- 4.564 km NNE of Miyako, Japan · 3291 days ago · 58 km deep · 24 km away
- 4.651 km ESE of Ichinohe, Japan · 3274 days ago · 33 km deep · 53 km away
- 4.581 km ESE of Hachinohe, Japan · 3266 days ago · 48 km deep · 4 km away
- 4.457 km SE of Hachinohe, Japan · 3256 days ago · 68 km deep · 38 km away
- 4.278 km E of Hachinohe, Japan · 3243 days ago · 74 km deep · 15 km away
Before
Earthquakes todayJapan earthquakesLive radar here
Sources
From the USGS Earthquake Hazards Program and its partner networks, event us2000b1dn. Read Mon, Oct 5, 2026, 8:10 AM UTC.