M4.8 earthquake 81 km SW of Urakawa, Japan
A magnitude 4.8 earthquake struck 81 km SW of Urakawa, Japan on Wed, Aug 12, 2026, 6:45 AM JST (21:45 UTC), 69 km (43 mi) below the surface.
A larger quake followed: M6.0 32 km SSW of Honchō, Japan. This one was a foreshock.
Map
Where this earthquake was located, with the others nearby. Select one for its page.
The earthquake
- Magnitude
- 4.8 (Mww, W-phase moment), light
- Magnitude from
- USGS National Earthquake Information Center
- Local time
- UTC
- 2026-08-11 21:45:54 UTC
- Depth
- 68.9 km (42.8 mi), shallow
- Epicenter
- 41.614° N, 142.122° 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 5.9 km horizontally, 5.7 km in depth
- Magnitude uncertainty
- ±0.10
- Depth from
- From location
- Station coverage gap
- 113°
- Stations used
- 52
Nearest places
Distance and direction from each place to the epicenter, with its forecast.
Nearby
Within 100 km, magnitude 1.8 and up: 9 since this one and 5 in the 30 days before it.
After
- 4.244 km SE of Honchō, Japan · 43 days ago · 48 km deep · 99 km away
- 6.032 km SSW of Honchō, Japan · 39 days ago · 41 km deep · 62 km away · felt by 12
- 4.54 km NNW of Honchō, Japan · 39 days ago · 60 km deep · 89 km away
- 4.634 km SSW of Shizunai-furukawachō, Japan · 34 days ago · 61 km deep · 48 km away
- 4.516 km SW of Urakawa, Japan · 32 days ago · 64 km deep · 64 km away
- 4.333 km S of Shizunai-furukawachō, Japan · 30 days ago · 66 km deep · 50 km away
- 4.675 km ENE of Mutsu, Japan · 30 days ago · 62 km deep · 8 km away
- 4.130 km SW of Urakawa, Japan · 18 days ago · 83 km deep · 51 km away
- 4.728 km N of Mutsu, Japan · 18 days ago · 126 km deep · 71 km away
Before
- 4.290 km ENE of Hachinohe, Japan · 51 days ago · 44 km deep · 88 km away
- 4.326 km WSW of Urakawa, Japan · 59 days ago · 72 km deep · 56 km away
- 5.563 km E of Mutsu, Japan · 61 days ago · 75 km deep · 34 km away · felt by 7
- 4.2110 km S of Honchō, Japan · 66 days ago · 45 km deep · 93 km away
- 4.146 km NNE of Mutsu, Japan · 67 days ago · 118 km deep · 55 km away
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Sources
From the USGS Earthquake Hazards Program and its partner networks, event us6000tk3b. Read Thu, Oct 1, 2026, 7:03 AM UTC.