Strong mag. 5.1 earthquake - 30 km northeast of Djezirat el Kadra Island, Boumerdes, Algeria, on Wednesday, May 21, 2003 at 19:02 GMT
Quake Data | Interactive map | User Reports | Aftershocks | Earlier quakes here | Quakes in Algeria | Boumerdes | Tizi Ouzou | Alger | Bouira
Strong magnitude 5.1 earthquake at 10 km depth
1 Jan 00:00 UTC: First to report: USGS after 30 seconds.
Earthquake details
| Date & time | May 21, 2003 19:02:07 UTC |
| Local time at epicenter | |
| Status | Confirmed |
| Magnitude | 5.1 |
| Depth | 10.0 km |
| Epicenter latitude / longitude | 36.999°N / 3.676°E  (Western Mediterranean, Algeria) |
| Antipode | 36.999°S / 176.324°W |
| Shaking intensity | Moderate shaking near epicenter |
| Felt | 0 reports |
| Primary data source | USGS (United States Geological Survey) |
| Nearby towns and cities | 23 km (14 mi) WNW of Dellys (pop: 26,400) | Show on map | Quakes nearby 31 km (19 mi) NE of Boumerdas (pop: 786,500) | Show on map | Quakes nearby 38 km (24 mi) NE of Boudouaou (pop: 45,200) | Show on map | Quakes nearby 39 km (24 mi) NW of Draa Ben Khedda (pop: 37,400) | Show on map | Quakes nearby 42 km (26 mi) NW of Makouda (pop: 34,500) | Show on map | Quakes nearby 42 km (26 mi) NE of Reghaïa (pop: 55,000) | Show on map | Quakes nearby 49 km (30 mi) N of Palestro (pop: 56,700) | Show on map | Quakes nearby 50 km (31 mi) NE of Khemis el Khechna (pop: 49,800) | Show on map | Quakes nearby 51 km (32 mi) NE of Bordj el Kiffan (pop: 123,200) | Show on map | Quakes nearby 60 km (37 mi) ENE of Algiers (pop: 1,977,700) | Show on map | Quakes nearby |
| Estimated seismic energy released | 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 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 |
| 5.1 | 10 km | northern 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 (140 quakes)
Date and time | Mag Depth | Location | Details |
| 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 08:50 19 years ago | 3.5 10 km | Djezirat el Kadra, 16 km E of Boumerdas, Boumerdes, Algeria | More |
| Jul 4, 2003 18:22 19 years ago | 2.0 10 km | northern Algeria | More |
| Jun 29, 2003 09:40 19 years ago | 2.1 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 23, 2003 01:22 19 years ago | 2.1 10 km | northern Algeria | More |
| Jun 22, 2003 10:03 19 years ago | 3.0 10 km | Djezirat el Kadra, 13 km NE of Boumerdas, Boumerdes, Algeria | More |
| Jun 21, 2003 08:58 19 years ago | 2.6 10 km | western Mediterranean Sea (Algeria) | More |
| Jun 19, 2003 10:08 19 years ago | 2.4 10 km | northern Algeria | More |
| Jun 16, 2003 23:58 19 years ago | 2.0 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 06:00 19 years ago | 2.3 10 km | northern 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 1, 2003 16:27 19 years ago | 2.8 10 km | 24 km W of Dellys, Boumerdes, Algeria | More |
| May 30, 2003 23:49 19 years ago | 2.6 10 km | northern Algeria | More |
| May 30, 2003 19:12 19 years ago | 3.4 10 km | 27 km E of Boumerdas, Boumerdes, Algeria | More |
| May 30, 2003 18:48 19 years ago | 2.1 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 09:00 19 years ago | 3.6 10 km | Djezirat el Kadra, 13 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 30, 2003 03:28 19 years ago | 2.1 10 km | northern 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 07:03 19 years ago | 2.8 10 km | 22 km W 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 29, 2003 01:54 19 years ago | 3.4 10 km | Djezirat el Kadra, 21 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 28, 2003 19:05 19 years ago | 4.3 10 km | 35 km N of Djezirat el Kadra Island, 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 11:26 19 years ago | 3.5 10 km | 25 km NE of Boumerdas, Boumerdes, 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 23:57 19 years ago | 3.0 10 km | 24 km NE of Boumerdas, 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 18:54 19 years ago | 2.9 10 km | Boumerdes, 20 km NW of Draa Ben Khedda, Tizi Ouzou, 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 17:40 19 years ago | 3.0 10 km | 14 km NW of Dellys, Boumerdes, Algeria | More |
| May 27, 2003 17:33 19 years ago | 3.6 10 km | 22 km NE of Boumerdas, 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 17:11 19 years ago | 5.8 8 km | 20 km N of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 27, 2003 14:19 19 years ago | 2.6 10 km | western Mediterranean Sea (Algeria) | More |
| May 27, 2003 07:58 19 years ago | 3.6 10 km | 22 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 27, 2003 02:01 19 years ago | 2.4 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 23:59 19 years ago | 2.5 10 km | northern 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 16:01 19 years ago | 3.9 10 km | Djezirat el Kadra, 12 km N of Boumerdas, Boumerdes, Algeria | More |
| May 26, 2003 12:43 19 years ago | 2.4 10 km | northern Algeria | More |
| May 26, 2003 04:05 19 years ago | 2.3 10 km | northern Algeria | More |
| May 26, 2003 01:58 19 years ago | 2.4 10 km | western Mediterranean Sea (Algeria) | More |
| May 26, 2003 01:50 19 years ago | 2.3 10 km | northern Algeria | More |
| May 25, 2003 22:14 19 years ago | 2.2 10 km | northern Algeria | More |
| May 25, 2003 18:59 19 years ago | 2.8 10 km | 25 km N of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 25, 2003 17:09 19 years ago | 2.1 10 km | northern Algeria | More |
| May 25, 2003 08:03 19 years ago | 3.0 10 km | 25 km NE of Boumerdas, Boumerdes, 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 19:19 19 years ago | 2.6 10 km | northern Algeria | More |
| May 24, 2003 16:58 19 years ago | 2.2 10 km | northern 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 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 20:50 19 years ago | 2.5 10 km | northern 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 18:15 19 years ago | 2.3 10 km | northern Algeria | More |
| May 23, 2003 12:57 19 years ago | 3.3 10 km | Djezirat el Kadra, 21 km E of Boumerdas, Boumerdes, 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 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 03:10 19 years ago | 2.3 10 km | northern 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 23:20 19 years ago | 2.0 10 km | northern 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 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 |
| May 22, 2003 13:37 19 years ago | 3.8 10 km | 22 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 12:51 19 years ago | 4.3 10 km | 7 km W of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 12:10 19 years ago | 3.4 10 km | 13 km NW of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 10:18 19 years ago | 3.7 10 km | 12 km W of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 09:07 19 years ago | 3.2 10 km | 32 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 08:51 19 years ago | 3.7 10 km | 16 km NW of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 07:05 19 years ago | 3.2 10 km | 27 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 06:57 19 years ago | 3.2 10 km | 24 km N of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 04:49 19 years ago | 3.6 10 km | 43 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 04:45 19 years ago | 4.6 10 km | 34 km N of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 22, 2003 04:29 19 years ago | 3.6 10 km | 33 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 04:19 19 years ago | 4.6 10 km | 30 km NE of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 22, 2003 04:09 19 years ago | 3.2 10 km | 10.7 km N of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 03:43 19 years ago | 3.5 10 km | 38 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 03:14 19 years ago | 5.1 10 km | 37 km N of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 22, 2003 03:09 19 years ago | 3.3 10 km | 5.1 km NW of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 02:21 19 years ago | 3.3 10 km | 28 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 02:12 19 years ago | 2.6 10 km | northern Algeria | More |
| May 22, 2003 01:39 19 years ago | 4.4 10 km | Djezirat el Kadra, 18 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 01:34 19 years ago | 3.8 10 km | Djezirat el Kadra, 13 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 00:39 19 years ago | 3.4 10 km | 6.1 km SW of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 00:36 19 years ago | 3.6 10 km | Djezirat el Kadra, 19 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 00:33 19 years ago | 3.3 10 km | 26 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 00:28 19 years ago | 2.9 10 km | 18 km NW of Dellys, Boumerdes, Algeria | More |
| May 22, 2003 00:11 19 years ago | 3.9 10 km | 40 km N of Boumerdas, Boumerdes, Algeria | More |
| May 22, 2003 00:10 19 years ago | 3.8 10 km | 29 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 23:44 19 years ago | 3.7 10 km | 33 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 23:23 19 years ago | 4.9 10 km | Djezirat el Kadra, 42 km NE of Algiers, Alger | More |
| May 21, 2003 23:18 19 years ago | 4.5 10 km | 9.9 km NW of Dellys, Boumerdes, Algeria | More |
| May 21, 2003 23:07 19 years ago | 3.9 10 km | 26 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 22:56 19 years ago | 3.6 10 km | Boumerdes, 26 km NW of Tizi Ouzou, Algeria | More |
| May 21, 2003 22:49 19 years ago | 2.7 10 km | Djezirat el Kadra, 18 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 22:40 19 years ago | 2.6 10 km | western Mediterranean Sea (Algeria) | More |
| May 21, 2003 22:34 19 years ago | 3.6 10 km | Djezirat el Kadra, 21 km E of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 22:18 19 years ago | 4.6 10 km | 35 km N of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 21, 2003 22:01 19 years ago | 3.5 10 km | 37 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 21:49 19 years ago | 3.2 10 km | 12 km NW of Dellys, Boumerdes, Algeria | More |
| May 21, 2003 21:48 19 years ago | 2.7 10 km | 39 km N of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 21, 2003 21:45 19 years ago | 2.5 10 km | northern Algeria | More |
| May 21, 2003 21:28 19 years ago | 2.4 10 km | northern Algeria | More |
| May 21, 2003 21:18 19 years ago | 2.7 10 km | 40 km N of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 21, 2003 21:11 19 years ago | 3.9 10 km | 34 km N of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 21:10 19 years ago | 4.0 10 km | Djezirat el Kadra, 14 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 21:07 19 years ago | 2.6 10 km | northern Algeria | More |
| May 21, 2003 20:55 19 years ago | 3.5 10 km | 41 km N of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 20:39 19 years ago | 3.7 10 km | 35 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 20:31 19 years ago | 3.9 10 km | 22 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 20:30 19 years ago | 4.4 10 km | Djezirat el Kadra, 49 km NE of Algiers, Alger | More |
| May 21, 2003 20:07 19 years ago | 4.4 10 km | 21 km NE of Djezirat el Kadra Island, Boumerdes, Algeria | More |
| May 21, 2003 20:05 19 years ago | 3.8 10 km | 9.7 km W of Dellys, Boumerdes, Algeria | More |
| May 21, 2003 20:01 19 years ago | 2.4 10 km | northern Algeria | More |
| May 21, 2003 19:57 19 years ago | 4.1 10 km | Djezirat el Kadra, 15 km N of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 19:46 19 years ago | 3.5 10 km | 28 km E of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 19:33 19 years ago | 3.8 10 km | 37 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 19:29 19 years ago | 4.4 10 km | 4.9 km W of Dellys, Boumerdes, Algeria | More |
| May 21, 2003 19:24 19 years ago | 2.8 10 km | 23 km NE of Boumerdas, Boumerdes, Algeria | More |
| May 21, 2003 19:17 19 years ago | 4.1 10 km | 4.3 km NW of Dellys, Boumerdes, Algeria | More |
| May 21, 2003 19:09 19 years ago | 4.2 10 km | 32 km NE of Djezirat el Kadra Island, Boumerdes, Algeria | More |
Show all
Earlier earthquakes in the same area
Click here to search our database for earlier earthquakes in the same area since 1900!
