Bulgaria earthquakes

M2.1 earthquake 6 km E of Simitli, Bulgaria

A magnitude 2.1 earthquake struck 6 km E of Simitli, Bulgaria on Thu, Aug 22, 1991, 1:00 AM GMT+3 (22:00 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.3 13 km NNW of Ágio Pnévma, Greece. This one was a foreshock.

Blagoevgrad forecastMore in Bulgaria

Map

Where this earthquake was located, with the others nearby. Select one for its page.

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The earthquake

Magnitude
2.1 (ML, local (Richter)), micro
Magnitude from
USGS National Earthquake Information Center
Local time
UTC
1991-08-21 22:00:07 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
41.887° N, 23.189° 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: 11 in the 60 days after this one and 9 in the 30 days before it.

After

  1. 3.313 km NNW of Ágio Pnévma, Greece · 12825 days ago · 28 km deep · 83 km away
  2. 1.92 km SSW of Miravci, North Macedonia · 12824 days ago · 10 km deep · 92 km away
  3. 2.68 km SSE of Miravci, North Macedonia · 12824 days ago · 10 km deep · 95 km away
  4. 1.86 km SE of Miravci, North Macedonia · 12822 days ago · 33 km deep · 91 km away
  5. 2.61 km SSE of Miravci, North Macedonia · 12818 days ago · 10 km deep · 90 km away
  6. 2.914 km SW of Chavdar, Bulgaria · 12817 days ago · 10 km deep · 97 km away
  7. 2.39 km NE of Stara Kresna, Bulgaria · 12814 days ago · 10 km deep · 7 km away
  8. 1.85 km ESE of Peh?evo, North Macedonia · 12803 days ago · 10 km deep · 25 km away
  9. 2.811 km NNW of Kon?e, North Macedonia · 12800 days ago · 10 km deep · 79 km away
  10. 3.012 km E of Simitli, Bulgaria · 12797 days ago · 10 km deep · 6 km away
  11. 1.82 km ESE of Néo Petrítsi, Greece · 12766 days ago · 5 km deep · 70 km away

Before

  1. 2.213 km ESE of Blagoevgrad, Bulgaria · 12827 days ago · 10 km deep · 12 km away
  2. 2.37 km WNW of Bogdanci, North Macedonia · 12834 days ago · 5 km deep · 94 km away
  3. 2.48 km SSE of Miravci, North Macedonia · 12835 days ago · 10 km deep · 94 km away
  4. 1.52 km NW of Pirava, North Macedonia · 12838 days ago · 10 km deep · 83 km away
  5. 1.95 km S of Miravci, North Macedonia · 12839 days ago · 10 km deep · 93 km away
  6. 2.56 km NE of Simitli, Bulgaria · 12844 days ago · 10 km deep · 4 km away
  7. 2.711 km NNE of Lefkónas, Greece · 12850 days ago · 10 km deep · 84 km away
  8. 2.85 km NW of Peh?evo, North Macedonia · 12855 days ago · 10 km deep · 30 km away
  9. 2.216 km NW of Mikrópolis, Greece · 12855 days ago · 13 km deep · 78 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp0004vpj. Read Fri, Oct 2, 2026, 7:55 PM UTC.