Algeria earthquakes

M3.5 earthquake 15 km NW of Naciria, Algeria

A magnitude 3.5 earthquake struck 15 km NW of Naciria, Algeria on Tue, Sep 23, 2003, 8:57 AM GMT+1 (07:57 UTC), 10 km (6 mi) below the surface.

A larger quake followed: M3.8 25 km N of Boumerdas, Algeria. This one was a foreshock.

Bordj Menaïel forecastMore in Algeria

Map

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

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The earthquake

Magnitude
3.5 (ml), minor
Local time
UTC
2003-09-23 07:57:33 UTC
Depth
10.0 km (6.2 mi), shallow
Epicenter
36.855° N, 3.714° E
Region
Algeria
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
Station coverage gap
238°, poorly surrounded by stations
Stations used
36

Nearest places

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

Nearby

Within 100 km, magnitude 1.5 and up: 14 in the 60 days after this one and 11 in the 30 days before it.

After

  1. 2.023 km WNW of Dellys, Algeria · 8407 days ago · 10 km deep · 20 km away
  2. 2.419 km W of Dellys, Algeria · 8402 days ago · 10 km deep · 10 km away
  3. 2.46 km E of Thenia, Algeria · 8398 days ago · 10 km deep · 15 km away
  4. 2.13 km W of Boudjima, Algeria · 8390 days ago · 10 km deep · 36 km away
  5. 3.825 km N of Boumerdas, Algeria · 8389 days ago · 10 km deep · 26 km away
  6. 1.711 km SSW of Tizi Gheniff, Algeria · 8389 days ago · 10 km deep · 40 km away
  7. 3.115 km NW of Naciria, Algeria · 8389 days ago · 10 km deep · 1 km away
  8. 1.947 km N of Aïn Taya, Algeria · 8389 days ago · 10 km deep · 55 km away
  9. 3.015 km NW of Naciria, Algeria · 8388 days ago · 10 km deep · 1 km away
  10. 3.613 km SSE of Lakhdaria, Algeria · 8385 days ago · 10 km deep · 46 km away
  11. 3.24 km NNW of Boudouaou, Algeria · 8383 days ago · 10 km deep · 30 km away
  12. 3.217 km NE of Thenia, Algeria · 8362 days ago · 10 km deep · 4 km away
  13. 2.220 km NNE of Aïn Taya, Algeria · 8361 days ago · 10 km deep · 30 km away
  14. 3.22 km NW of Thenia, Algeria · 8359 days ago · 10 km deep · 20 km away

Before

  1. 3.05 km S of Naciria, Algeria · 8415 days ago · 10 km deep · 20 km away
  2. 2.238 km NW of ’Aïn Benian, Algeria · 8415 days ago · 10 km deep · 97 km away
  3. 3.48 km SSW of Naciria, Algeria · 8416 days ago · 10 km deep · 21 km away
  4. 2.123 km N of Aïn Taya, Algeria · 8418 days ago · 10 km deep · 44 km away
  5. 3.43 km NNE of Beni Amrane, Algeria · 8423 days ago · 10 km deep · 21 km away
  6. 2.09 km NW of Naciria, Algeria · 8428 days ago · 10 km deep · 6 km away
  7. 2.013 km NW of Naciria, Algeria · 8428 days ago · 10 km deep · 4 km away
  8. 3.83 km W of Dellys, Algeria · 8428 days ago · 10 km deep · 16 km away
  9. 2.43 km ESE of Boumerdas, Algeria · 8431 days ago · 10 km deep · 21 km away
  10. 1.64 km N of Boumerdas, Algeria · 8432 days ago · 10 km deep · 22 km away
  11. 1.75 km SW of Dellys, Algeria · 8432 days ago · 10 km deep · 15 km away

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Sources

From the USGS Earthquake Hazards Program and its partner networks, event usp000c8cp. Read Wed, Sep 30, 2026, 4:47 PM UTC.