Moderate mag. 5.1 earthquake - Northern Algeria on Wednesday, 21 May 2003 at 19:02 (GMT)

Moderate mag. 5.1 earthquake - Northern Algeria on Wednesday, 21 May 2003 at 19:02 (GMT)

Moderate magnitude 5.1 earthquake at 10 km depth

Date & time: 21 May 2003 19:02:07 UTC
Magnitude: 5.1
Depth: 10.0 km
Epicenter latitude / longitude: 36.999°N / 3.676°E (Algeria)
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
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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.
MagnitudeDepthLocationSource
M 5.110 kmnorthern AlgeriaUSGS
Note: for quakes of 2012 and earlier, our database often contains only records from USGS.

User reports for this quake

User reports estimate the perceived ground shaking intensity according to the MMI (Modified Mercalli Intensity) scale.
There are no user reports for this quake yet. If you felt it be the first to report it!
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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

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Earlier earthquakes in the same area since 1900

Moderate mag. 5.1 earthquake - Northern Algeria on Wednesday, 21 May 2003 at 19:02 (GMT)
    Hint: Click on Date/Time to show latest first
  • 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
    • Show all

Map of earlier quakes

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