Moderate mag. 5.1 earthquake - Northern Algeria on Wednesday, 21 May 2003 at 19:02 (GMT)
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Moderate magnitude 5.1 earthquake at 10 km depth
Magnitude: 5.1
Depth: 10.0 km
Epicenter latitude / longitude: 36.999°N / 3.676°E

Nearby towns and cities:
23 km (14 mi) WNW of Dellys (pop: 26,400) --> See nearby quakes!
31 km (19 mi) NNW of Naciria (pop: 15,400) --> See nearby quakes!
31 km (19 mi) NE of Boumerdas (pop: 786,500) --> See nearby quakes!
32 km (20 mi) NNE of Thenia (pop: 16,200) --> See nearby quakes!
35 km (22 mi) NW of Tadmaït (Draa Ben Khedda) (pop: 21,000) --> See nearby quakes!
38 km (24 mi) NE of Boudouaou (pop: 45,200) --> See nearby quakes!
39 km (24 mi) NW of Draa Ben Khedda (pop: 37,400) --> See nearby quakes!
42 km (26 mi) NE of Reghaïa (pop: 55,000) --> See nearby quakes!
46 km (29 mi) NW of Tizi Ouzou (pop: 144,000) --> See nearby quakes!
60 km (37 mi) ENE of Algiers (pop: 1,977,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 2.8 x 1012 joules (783 megawatt hours, equivalent to 674 tons of TNT) More info
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.
Magnitude | Depth | Location | Source |
M 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.
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There are no user reports for this quake yet. If you felt it Aftershocks of the 5.1 quake Northern Algeria 21 May 2003 19:02 GMT
More info
Recorded aftershocks, latest first (2 quakes):- 27 May 2003 17:11 UTC| M 5.8 |8 km (5 mi) depth|11 km (7 mi) distance| USGS | Details
- 22 May 2003 03:14 UTC| M 5.1 |10 km (6.2 mi) depth|10 km (6 mi) distance| USGS | Details
Earlier earthquakes in the same area since 1900
Moderate mag. 5.1 earthquake - Northern Algeria on Wednesday, 21 May 2003 at 19:02 (GMT)- Date / time UTC| Mag |Depth|Age|Distance| Details
- 10 Oct 1980 12:25| 7.3 |10km / 6.2mi|40 years ago|226km / 140mi| Northern Algeria
- 21 May 2003 18:44| 6.8 |12km / 7.5mi|18 years ago|5km / 3mi| Northern Algeria
- 09 Sep 1954 01:04| 6.7 |15km / 9.3mi|66 years ago|203km / 126mi| Northern Algeria
- 10 Oct 1980 15:39| 6.2 |10km / 6.2mi|40 years ago|204km / 127mi| Northern Algeria
- 10 Sep 1954 05:44| 6.2 |15km / 9.3mi|66 years ago|225km / 140mi| Northern Algeria
- 29 Oct 1989 19:09| 6.0 |5.7km / 3.5mi|31 years ago|112km / 69mi| Northern Algeria
- 10 Oct 1980 12:37| 5.9 |10km / 6.2mi|40 years ago|196km / 121mi| Northern Algeria
- 21 May 2003 18:51| 5.7 |10km / 6.2mi|18 years ago|13km / 8mi| Northern Algeria
- 10 Nov 2000 20:10| 5.7 |10km / 6.2mi|20 years ago|107km / 67mi| Northern Algeria
- 01 Feb 1981 13:19| 5.7 |10km / 6.2mi|40 years ago|190km / 118mi| Northern Algeria
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