Strong mag. 5.2 earthquake - 48 km northeast of Djezirat el Kadra Island, Boumerdes, Algeria, on Thursday, May 22, 2003 at 13:57 GMT
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in Algeria | Boumerdes | Tizi Ouzou | Alger


Strong magnitude 5.2 earthquake at 10 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Earthquake details
Date & time | May 22, 2003 13:57:20 UTC |
Local time at epicenter | |
Status | Confirmed |
Magnitude | 5.2 |
Depth | 10.0 km |
Epicenter latitude / longitude | 37.03°N / 3.93°E ![]() |
Antipode | 37.03°S / 176.07°W |
Shaking intensity | Moderate shaking near epicenter |
Felt | 0 reports |
Primary data source | USGS (United States Geological Survey) |
Nearby towns and cities | 13 km (8 mi) N of Dellys (pop: 26,400) | Show on map | Quakes nearby 30 km (18 mi) NNW of Makouda (pop: 34,500) | Show on map | Quakes nearby 32 km (20 mi) N of Tadmaït (Draa Ben Khedda) (pop: 21,000) | Show on map | Quakes nearby 32 km (20 mi) NW of Boudjima (Daïra de Makouda) (pop: 20,600) | Show on map | Quakes nearby 33 km (21 mi) N of Draa Ben Khedda (pop: 37,400) | Show on map | Quakes nearby 37 km (23 mi) NNW of Tizi Ouzou (pop: 144,000) | Show on map | Quakes nearby 39 km (24 mi) NW of Timizart (pop: 41,200) | Show on map | Quakes nearby 48 km (30 mi) NNW of Beni Douala (pop: 33,600) | Show on map | Quakes nearby 50 km (31 mi) NE of Boumerdas (pop: 786,500) | Show on map | Quakes nearby 82 km (51 mi) ENE of Algiers (pop: 1,977,700) | Show on map | Quakes nearby |
Estimated seismic energy released | 4 x 1012 joules (1.11 gigawatt hours, equivalent to 951 tons of TNT) | about seismic energy |
Data for the same earthquake reported by different agencies
Info: The more agencies report about the same quake and post similar data, the more confidence you can have in the data. It takes normally up to a few hours until earthquake parameters are calculated with near-optimum precision.
Mag. | Depth | Location | Source |
5.2 | 10 km | western Mediterranean Sea (Algeria) | USGS |
User reports for this quake
User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
Aftershocks
[More info]
Recorded aftershocks, latest first (90 quakes)
Date and time![]() | Mag Depth | Location | Details |
Jul 18, 2003 08:14 19 years ago | 3.4 10 km | 15 km N of Dellys, Boumerdes, Algeria | More |
Jul 11, 2003 09:27 19 years ago | 3.2 10 km | 23 km NW of Dellys, Boumerdes, Algeria | More |
Jul 11, 2003 05:42 19 years ago | 3.5 10 km | 34 km NE of Boumerdas, Boumerdes, Algeria | More |
Jul 6, 2003 02:56 19 years ago | 3.8 10 km | 5.2 km S of Dellys, Boumerdes, Algeria | More |
Jun 30, 2003 09:31 19 years ago | 3.3 10 km | 7.2 km E of Dellys, Boumerdes, Algeria | More |
Jun 26, 2003 13:57 19 years ago | 3.1 10 km | 10.3 km NE of Dellys, Boumerdes, Algeria | More |
Jun 23, 2003 12:02 19 years ago | 2.2 10 km | northern Algeria | More |
Jun 23, 2003 10:35 19 years ago | 3.9 10 km | 50 km N of Tizi Ouzou, Algeria | More |
Jun 17, 2003 07:52 19 years ago | 3.9 10 km | 29 km N of Tizi Ouzou, Algeria | More |
Jun 15, 2003 07:38 19 years ago | 2.3 10 km | western Mediterranean Sea (Algeria) | More |
Jun 11, 2003 17:28 19 years ago | 3.6 10 km | 14 km NW of Dellys, Boumerdes, Algeria | More |
Jun 7, 2003 12:18 19 years ago | 2.1 10 km | western Mediterranean Sea (Algeria) | More |
Jun 6, 2003 20:19 19 years ago | 2.9 10 km | 24 km N of Tizi Ouzou, Algeria | More |
Jun 6, 2003 18:02 19 years ago | 3.1 10 km | 28 km NE of Boumerdas, Boumerdes, Algeria | More |
Jun 6, 2003 03:13 19 years ago | 3.6 10 km | 10.6 km N of Dellys, Boumerdes, Algeria | More |
Jun 5, 2003 23:03 19 years ago | 3.5 10 km | 29 km NE of Boumerdas, Boumerdes, Algeria | More |
Jun 3, 2003 23:17 19 years ago | 3.4 10 km | 21 km N of Tizi Ouzou, Algeria | More |
Jun 1, 2003 12:19 19 years ago | 2.9 10 km | 22 km NW of Timizart, Tizi Ouzou, Algeria | More |
Jun 1, 2003 12:02 19 years ago | 3.1 10 km | Boumerdes, 17 km N of Tizi Ouzou, Algeria | More |
Jun 1, 2003 06:07 19 years ago | 4.0 10 km | 10.1 km NE of Dellys, Boumerdes, Algeria | More |
May 30, 2003 23:49 19 years ago | 2.6 10 km | northern Algeria | More |
May 30, 2003 16:45 19 years ago | 2.9 10 km | 14 km W of Dellys, Boumerdes, Algeria | More |
May 30, 2003 09:15 19 years ago | 2.7 10 km | 2.8 km S of Dellys, Boumerdes, Algeria | More |
May 30, 2003 07:30 19 years ago | 3.4 10 km | 34 km N of Tizi Ouzou, Algeria | More |
May 30, 2003 03:21 19 years ago | 2.9 10 km | 13 km NW of Dellys, Boumerdes, Algeria | More |
May 29, 2003 07:23 19 years ago | 2.9 10 km | 6.1 km S of Dellys, Boumerdes, Algeria | More |
May 29, 2003 02:03 19 years ago | 2.8 10 km | 17 km W of Dellys, Boumerdes, Algeria | More |
May 28, 2003 17:47 19 years ago | 3.0 10 km | 7.7 km SW of Dellys, Boumerdes, Algeria | More |
May 28, 2003 11:58 19 years ago | 2.4 10 km | western Mediterranean Sea (Algeria) | More |
May 28, 2003 02:26 19 years ago | 2.9 10 km | 14 km W of Dellys, Boumerdes, Algeria | More |
May 28, 2003 02:13 19 years ago | 3.4 10 km | 10 km W of Dellys, Boumerdes, Algeria | More |
May 27, 2003 22:57 19 years ago | 2.6 10 km | northern Algeria | More |
May 27, 2003 19:30 19 years ago | 3.0 10 km | 29 km NE of Boumerdas, Boumerdes, Algeria | More |
May 27, 2003 18:47 19 years ago | 2.8 10 km | 10.4 km W of Dellys, Boumerdes, Algeria | More |
May 27, 2003 17:47 19 years ago | 3.3 10 km | Boumerdes, 16 km N of Tizi Ouzou, Algeria | More |
May 27, 2003 17:40 19 years ago | 3.0 10 km | 14 km NW of Dellys, Boumerdes, Algeria | More |
May 27, 2003 17:19 19 years ago | 4.2 10 km | 26 km NE of Djezirat el Kadra Island, Boumerdes, Algeria | More |
May 27, 2003 02:39 19 years ago | 2.3 10 km | northern Algeria | More |
May 27, 2003 01:16 19 years ago | 3.1 10 km | 30 km NE of Boumerdas, Boumerdes, Algeria | More |
May 26, 2003 23:51 19 years ago | 3.3 10 km | 30 km NE of Boumerdas, Boumerdes, Algeria | More |
May 26, 2003 21:04 19 years ago | 2.3 10 km | western Mediterranean Sea (Algeria) | More |
May 26, 2003 20:31 19 years ago | 4.0 10 km | 35 km NE of Djezirat el Kadra Island, Boumerdes, Algeria | More |
May 26, 2003 08:49 19 years ago | 3.7 10 km | Boumerdes, 17 km NW of Tizi Ouzou, Algeria | More |
May 26, 2003 01:50 19 years ago | 2.3 10 km | northern Algeria | More |
May 25, 2003 10:19 19 years ago | 2.9 10 km | Boumerdes, 15 km NW of Tizi Ouzou, Algeria | More |
May 24, 2003 20:52 19 years ago | 3.7 10 km | 33 km NE of Boumerdas, Boumerdes, Algeria | More |
May 24, 2003 19:21 19 years ago | 4.7 10 km | 14 km N of Dellys, Boumerdes, Algeria | More |
May 24, 2003 19:19 19 years ago | 2.6 10 km | northern Algeria | More |
May 24, 2003 18:38 19 years ago | 2.8 10 km | Boumerdes, 19 km N of Tizi Ouzou, Algeria | More |
May 24, 2003 18:17 19 years ago | 3.0 10 km | 2.5 km SE of Dellys, Boumerdes, Algeria | More |
May 24, 2003 15:51 19 years ago | 4.6 10 km | 43 km NE of Djezirat el Kadra Island, Boumerdes, Algeria | More |
May 24, 2003 03:10 19 years ago | 4.5 10 km | 13 km N of Dellys, Boumerdes, Algeria | More |
May 24, 2003 02:27 19 years ago | 3.0 10 km | Boumerdes, 17 km NW of Tizi Ouzou, Algeria | More |
May 24, 2003 02:08 19 years ago | 2.7 10 km | 10 km N of Dellys, Boumerdes, Algeria | More |
May 24, 2003 00:58 19 years ago | 2.7 10 km | 9.4 km SW of Dellys, Boumerdes, Algeria | More |
May 23, 2003 23:45 19 years ago | 2.7 10 km | 9.9 km W of Dellys, Boumerdes, Algeria | More |
May 23, 2003 20:21 19 years ago | 3.0 10 km | 12 km NW of Dellys, Boumerdes, Algeria | More |
May 23, 2003 17:40 19 years ago | 3.1 10 km | 36 km N of Tizi Ouzou, Algeria | More |
May 23, 2003 16:07 19 years ago | 2.7 10 km | Boumerdes, 19 km N of Tizi Ouzou, Algeria | More |
May 23, 2003 15:49 19 years ago | 3.2 10 km | 10.7 km NE of Dellys, Boumerdes, Algeria | More |
May 23, 2003 14:59 19 years ago | 3.2 10 km | 19 km N of Dellys, Boumerdes, Algeria | More |
May 23, 2003 14:27 19 years ago | 2.6 10 km | western Mediterranean Sea (Algeria) | More |
May 23, 2003 13:40 19 years ago | 2.4 10 km | northern Algeria | More |
May 23, 2003 09:41 19 years ago | 3.2 10 km | Boumerdes, 20 km N of Tizi Ouzou, Algeria | More |
May 23, 2003 08:38 19 years ago | 3.2 10 km | Boumerdes, 22 km NW of Tizi Ouzou, Algeria | More |
May 23, 2003 08:16 19 years ago | 3.1 10 km | 15 km NW of Dellys, Boumerdes, Algeria | More |
May 23, 2003 08:04 19 years ago | 3.3 10 km | 3.5 km E of Dellys, Boumerdes, Algeria | More |
May 23, 2003 07:58 19 years ago | 3.2 10 km | 26 km N of Tizi Ouzou, Algeria | More |
May 23, 2003 07:01 19 years ago | 2.4 10 km | northern Algeria | More |
May 23, 2003 06:09 19 years ago | 2.3 10 km | northern Algeria | More |
May 23, 2003 04:26 19 years ago | 3.3 10 km | Boumerdes, 26 km NW of Tizi Ouzou, Algeria | More |
May 23, 2003 03:21 19 years ago | 2.9 10 km | 21 km NW of Timizart, Tizi Ouzou, Algeria | More |
May 23, 2003 03:10 19 years ago | 2.3 10 km | northern Algeria | More |
May 23, 2003 02:51 19 years ago | 2.2 10 km | northern Algeria | More |
May 23, 2003 02:30 19 years ago | 3.7 10 km | Boumerdes, 19 km NW of Tizi Ouzou, Algeria | More |
May 23, 2003 01:57 19 years ago | 2.0 10 km | northern Algeria | More |
May 23, 2003 01:33 19 years ago | 3.3 10 km | Boumerdes, 20 km NW of Tizi Ouzou, Algeria | More |
May 23, 2003 00:55 19 years ago | 2.1 10 km | northern Algeria | More |
May 23, 2003 00:51 19 years ago | 2.0 10 km | western Mediterranean Sea (Algeria) | More |
May 23, 2003 00:08 19 years ago | 4.4 10 km | 29 km NE of Djezirat el Kadra Island, Boumerdes, Algeria | More |
May 23, 2003 00:00 19 years ago | 2.4 10 km | northern Algeria | More |
May 22, 2003 19:54 19 years ago | 3.0 10 km | 38 km N of Tizi Ouzou, Algeria | More |
May 22, 2003 19:35 19 years ago | 3.1 10 km | 22 km NE of Dellys, Boumerdes, Algeria | More |
May 22, 2003 19:07 19 years ago | 3.2 10 km | Boumerdes, 17 km N of Tizi Ouzou, Algeria | More |
May 22, 2003 17:34 19 years ago | 3.0 10 km | 9.3 km NE of Dellys, Boumerdes, Algeria | More |
May 22, 2003 16:49 19 years ago | 3.1 10 km | 29 km NE of Boumerdas, Boumerdes, Algeria | More |
May 22, 2003 16:31 19 years ago | 3.3 10 km | 12 km N of Dellys, Boumerdes, Algeria | More |
May 22, 2003 15:31 19 years ago | 3.6 10 km | 35 km NE of Boumerdas, Boumerdes, Algeria | More |
May 22, 2003 14:33 19 years ago | 3.5 10 km | 26 km NE of Boumerdas, Boumerdes, Algeria | More |
May 22, 2003 14:25 19 years ago | 3.5 10 km | 7.9 km W of Dellys, Boumerdes, Algeria | More |
Show all
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