Moderate mag. 5.4 earthquake - Northern Algeria on Thursday, 30 October 1975 at 21:18 (GMT)

Moderate mag. 5.4 earthquake  - Northern Algeria on Thursday, 30 October 1975 at 21:18 (GMT)

Moderate magnitude 5.4 earthquake at 15 km depth

Date & time: 30 Oct 1975 21:18:37 UTC
Magnitude: 5.4
Depth: 15.0 km
Epicenter latitude / longitude: 36.061°N / 3.838°E (Algeria)
Nearby towns and cities:
16 km (10 mi) SE of Sour el Ghozlane (pop: 50,200) --> See nearby quakes!
20 km (13 mi) NNE of Sidi Aïssa (pop: 69,700) --> See nearby quakes!
30 km (19 mi) SSE of Aïn Bessem (pop: 29,500) --> See nearby quakes!
33 km (20 mi) WNW of Melouza (Hammam Dalaa) (pop: 25,700) --> See nearby quakes!
35 km (22 mi) S of Bouïra (pop: 52,500) --> See nearby quakes!
44 km (27 mi) N of Ain el Hadjel (pop: 42,500) --> See nearby quakes!
55 km (34 mi) S of Boghni (pop: 54,700) --> See nearby quakes!
60 km (37 mi) SSE of Lakhdaria (pop: 56,700) --> See nearby quakes!
85 km (53 mi) SSE of Boumerdas (pop: 786,500) --> See nearby quakes!
100 km (62 mi) SE of Algiers (pop: 1,977,700) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 7.9 x 1012 joules (2.21 gigawatt hours, equivalent to 1898 tons of TNT or 0.1 atomic bombs!) 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 5.415 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 5.4 quake Northern Algeria 30 October 1975 21:18 GMT

More info
Recorded aftershocks, latest first (0 quakes):
So far, no aftershocks have been registered.

Earlier earthquakes in the same area since 1900

Moderate mag. 5.4 earthquake - Northern Algeria on Thursday, 30 October 1975 at 21:18 (GMT)
    Hint: Click on Date/Time to show latest first
  • Date / time UTC
    | Mag |
    Depth
    |
    Age
    |
    Distance
    | Details
  • 09 Sep 1954 01:04
    | 6.7 |
    15km / 9.3mi
    |
    66 years ago
    |
    203km / 126mi
    | Northern Algeria
  • 10 Sep 1954 05:44
    | 6.2 |
    15km / 9.3mi
    |
    66 years ago
    |
    237km / 147mi
    | Northern Algeria
  • 04 Sep 1963 05:06
    | 5.7 |
    25km / 16mi
    |
    57 years ago
    |
    132km / 82mi
    | Northern Algeria
  • 05 Jun 1955 14:56
    | 5.6 |
    15km / 9.3mi
    |
    66 years ago
    |
    220km / 137mi
    | Northern Algeria
  • 09 Sep 1954 09:28
    | 5.4 |
    15km / 9.3mi
    |
    66 years ago
    |
    228km / 142mi
    | Northern Algeria
  • 24 Nov 1973 15:22
    | 5.3 |
    33km / 21mi
    |
    47 years ago
    |
    55km / 34mi
    | Northern Algeria
  • 07 Nov 1959 02:32
    | 5.3 |
    15km / 9.3mi
    |
    61 years ago
    |
    113km / 71mi
    | Northern Algeria
  • 24 May 1959 13:19
    | 5.3 |
    15km / 9.3mi
    |
    62 years ago
    |
    59km / 37mi
    | Northern Algeria
  • 28 Jun 1957 21:23
    | 5.3 |
    25km / 16mi
    |
    64 years ago
    |
    221km / 137mi
    | Northern Algeria
  • 14 Feb 1956 09:53
    | 5.3 |
    15km / 9.3mi
    |
    65 years ago
    |
    203km / 126mi
    | Northern Algeria
  • Show all

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