Magnitude
M4.2
- Depth
- 10.0 km
- Source
- USGS
Lower Silesian Voivodeship · Koźlice
Country overviewPoland · Lower Silesian Voivodeship
M4.2 Earthquake near Koźlice, Lower Silesian Voivodeship (Poland)
Map
About this earthquake
On August 12, 2026 at 03:45 UTC, a magnitude M4.2 earthquake occurred near Koźlice, Lower Silesian Voivodeship (Poland). With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Earthquakes of this magnitude are clearly felt; minor damage to vulnerable buildings is possible.
The data is provided by USGS and cross-checked across seismological networks.
Details
ID
b434f2da1e2a6264f25a46cd3cf94e8c94661549
Magnitude
M4.2
Depth
10.0 km
UTC time
2026-08-12 03:45:16 UTC
Local time
—
Country
City
County
Village
Koźlice
Source
usgs
Coordinates
51.58530,
15.88850
Temperature
10.1°C
Depth profile
Shallow
10 km
10 km — close to the regional average (7.7 km)
Regional average: 7.7 km
Why depth matters
Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.
Depth classes per USGS
Felt reports
7felt reports at EMSC / LastQuake
Voluntary reports of feeling this earthquake. The count is not an intensity measurement and is not added to USGS DYFI reports.
Data updated: Aug 12, 2026, 5:57 AM UTC · Last checked: Sep 12, 2026, 12:07 AM UTC
Source: EMSC / LastQuake
Poland
Context for this earthquake
04 Oct 2025 – 04 Oct 2026 · M ≥ 3.0 · 66 Catalogue entries
Of 65 other entries for this area and period, 6 have a higher stored magnitude. Different magnitude types and reports not yet merged limit the comparison.
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Stats (last 24h)
Global (24h)
459
Country (24h)
Poland
1