Bulgaria earthquakes

M3.1 earthquake 3 km SSE of Gotse Delchev, Bulgaria

A magnitude 3.1 earthquake struck 3 km SSE of Gotse Delchev, Bulgaria on Mon, Nov 19, 1990, 1:21 AM GMT+2 (23:21 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.6 10 km ESE of Asproválta, Greece. This one was a foreshock.

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The earthquake

Magnitude: 3.1 (Md, duration), minor
Magnitude from: USGS National Earthquake Information Center
Local time: Mon, Nov 19, 1990, 1:21 AM GMT+2
UTC: 1990-11-18 23:21:39 UTC
Depth: 10.0 km (6.2 mi), shallow
Epicenter: 41.535° N, 23.742° E
Region: Bulgaria
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.

Depth from: OPERATOR_ASSIGNED

Nearest places

Distance and direction from each place to the epicenter, with its forecast.

Nearby

Within 100 km, magnitude 1.5 and up: 16 in the 60 days after this one and 1 in the 30 days before it.

After

Before

2.5Greece-Bulgaria border regionWed, Nov 14, 8:16 AM GMT+2 · 13109 days ago · 10 km deep · 21 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004h3d. Read Mon, Oct 5, 2026, 5:26 AM UTC.