Seismic Activity in South Korea
Over the past 30 days, there have been 1 recorded earthquakes in this region. The largest recent earthquake was a magnitude 4.4 event near 14 km S of Maebaru-chūō, Japan.
Earthquakes in South Korea
0 earthquakes in the last 24 hours• Latest significant: M4.4
Earthquake Map
Recent Earthquakes (Last 30 Days)
Dataset at a glance — South Korea
Over the past 30 days, South Korea has recorded 1 earthquake of magnitude 2.5 or greater in our tracker. 1 landed between M4.0 and M4.9. By depth: 1 shallow (<70 km). 1 of the epicenters were offshore. All 1 solutions have been reviewed by a USGS seismologist.
Each row in the table below includes a narrative summary of the event, ordered by time. Use the column headers to sort or filter by magnitude.
Showing 1 of 1
| Time ↓ | Mag ↕ | Location ↕ | Depth ↕ | Felt ↕ | MMI | Alert | Status | Details |
|---|---|---|---|---|---|---|---|---|
2 days ago 2026-08-16 21:37:16 UTC | 4.4mb | 14 km S of Maebaru-chūō, Japan 33.432°, 130.186° | 10.0 km | - | - | - | ✓ Reviewed | USGS → |
On August 16, 2026 at 21:37 UTC, a magnitude 4.4 earthquake struck 14 km S of Maebaru-chūō, Japan. The event was offshore. See the M4.4 event page for the full report, ShakeMap, and citizen-reported intensity data. | ||||||||
Legend:
Mag: Magnitude (magType = ml, mb, mw, etc.)
Felt: Number of DYFI felt reports
MMI: Modified Mercalli Intensity (I-X+)
Alert: PAGER alert level
Depth: Shallow (<70km), Intermediate, Deep (>300km)
Status: Auto = preliminary, Reviewed = verified by seismologist
Click any row to see additional technical details.
Earthquake Statistics
Last 24 Hours0
Last 30 Days1
2026 (M2.5+)1
Largest (30 Days)
M4.4
14 km S of Maebaru-chūō, Japan
2 days ago
Largest in 2026
M4.4
14 km S of Maebaru-chūō, Japan
2 days ago
Data from USGS Earthquake Hazards Program. Updated every 5 minutes.
About South Korea
South Korea experiences moderate seismicity from intraplate faults. The 2016 Gyeongju and 2017 Pohang earthquakes raised awareness of seismic hazard.
South Korea Earthquakes 2026
In 2026, South Korea has recorded 1 earthquakes of magnitude 2.5 or greater so far. The largest earthquake in South Korea in 2026 was a magnitude 4.4 event near Maebaru-chūō, Japan.
Frequently Asked Questions
How many earthquakes occur in South Korea?
In the past 30 days, 1 earthquakes have been recorded in the South Korea region.
What was the biggest recent earthquake in South Korea?
The largest recent earthquake in the South Korea area was a magnitude 4.4 event that occurred 14 km S of Maebaru-chūō, Japan.
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