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Major mag. 7.2 earthquake - Vanuatu on Saturday, 29 December 1973

Major mag. 7.2 earthquake  - Vanuatu on Saturday, 29 December 1973
Date & time: Saturday, 29 December 1973 00:19 UTC
Magnitude: 7.2
Depth: 47.0 km
Epicenter latitude / longitude: 15.117°S / 166.896°E (Vanuatu)
Nearest volcano: Aoba (105 km / 65 mi)
Nearby towns and cities:
53 km (33 mi) NW of Luganville (pop: 13,400)
117 km (72 mi) W of Saratamata (pop: 0)
123 km (76 mi) NW of Lakatoro (pop: 700)
155 km (96 mi) SW of Sola (pop: 1,200)
Primary data source: USGS
Estimated released energy: 4 x 1015 joules (1106 gigawatt hours, equivalent to 9.5 x 105 tons of TNT or 59.5 atomic bombs!) [learn more]
If you felt this quake (or if you were near the epicenter), please share your experience and submit a short "I felt it" report! Other users would love to hear about it!
Also if you did NOT feel the quake although you were in the area, please report it! Your contribution is valuable also to earthquake science and earthquake hazard analysis and mitigation efforts. You can use your device location or the map to indicate where you were during the earthquake. Thank you!

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.
TimeMag. / DepthLocationSource
Thu, 1 Jan 00:00 UTCM
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) scale.

Aftershocks of the 7.2 quake: Vanuatu, 29 Dec 1973 00h19

Show info about this
List of recorded aftershocks, latest first (142 quakes):
  • 24 Dec 1975 16:29 UTC
    | M 4.8 |
    120 km (74.6 mi) depth
    |
    63 km (39 mi) distance
    | USGS | Details
  • 24 Dec 1975 16:18 UTC
    | M 4.9 |
    122 km (75.8 mi) depth
    |
    68 km (42 mi) distance
    | USGS | Details
  • 20 Dec 1975 11:51 UTC
    | M 5.3 |
    190 km (118.1 mi) depth
    |
    132 km (82 mi) distance
    | USGS | Details
  • 01 Dec 1975 02:14 UTC
    | M 4.9 |
    115 km (71.5 mi) depth
    |
    93 km (58 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17807 km (11065 mi) distance
    | | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17807 km (11065 mi) distance
    | | Details
  • 27 Nov 1975 16:21 UTC
    | M 4.4 |
    214 km (133 mi) depth
    |
    171 km (106 mi) distance
    | USGS | Details
  • 10 Oct 1975 19:47 UTC
    | M 6.0 |
    123 km (76.4 mi) depth
    |
    79 km (49 mi) distance
    | USGS | Strong mag. 6.0 earthquake - Vanuatu on Friday, 10 October 1975
  • 07 Oct 1975 06:37 UTC
    | M 5.6 |
    115 km (71.5 mi) depth
    |
    74 km (46 mi) distance
    | USGS | Details
  • 18 Sep 1975 18:07 UTC
    | M 4.6 |
    22 km (13.7 mi) depth
    |
    36 km (22 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17807 km (11065 mi) distance
    | | Details
  • 29 Aug 1975 11:00 UTC
    | M 5.3 |
    200 km (124.3 mi) depth
    |
    123 km (76 mi) distance
    | USGS | Details
  • 29 Aug 1975 07:03 UTC
    | M 5.5 |
    192 km (119.3 mi) depth
    |
    117 km (72 mi) distance
    | USGS | Details
  • 17 Aug 1975 01:29 UTC
    | M 4.9 |
    89 km (55.3 mi) depth
    |
    92 km (57 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    17807 km (11065 mi) distance
    | | Details
  • 11 Aug 1975 16:22 UTC
    | M 4.9 |
    189 km (117.4 mi) depth
    |
    78 km (48 mi) distance
    | USGS | Details
  • Show all

Map of aftershocks

Significant earthquakes in the same area since 1900

Major mag. 7.2 earthquake - Vanuatu on Saturday, 29 December 1973
 

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