Strong mag. 6.0 earthquake - Tonga on Wednesday, 1 March 1972 at 09:04 (GMT)

Strong mag. 6.0 earthquake - Tonga on Wednesday, 1 March 1972 at 09:04 (GMT)

Strong magnitude 6.0 earthquake at 10 km depth

Date & time: 1 Mar 1972 09:04:39 UTC
Magnitude: 6
Depth: 10.0 km
Epicenter latitude / longitude: 18.995°S / 173.662°W (Tonga)
Nearest volcano: Unnamed 18.325°S/174.365°W (105 km / 65 mi)
Nearby towns and cities:
51 km (32 mi) SE of Neiafu (pop: 4,320) --> See nearby quakes!
288 km (179 mi) NE of Nuku'alofa (pop: 22,400) --> See nearby quakes!
Primary data source: USGS (United States Geological Survey)
Estimated released energy: 6.3 x 1013 joules (17.5 gigawatt hours, equivalent to 15080 tons of TNT or 0.9 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 6.010 kmTongaUSGS
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

Strong mag. 6.0 earthquake - Tonga on Wednesday, 1 March 1972 at 09:04 (GMT)
Please check again later while we are collecting more data.
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Earlier earthquakes in the same area since 1900

Strong mag. 6.0 earthquake - Tonga on Wednesday, 1 March 1972 at 09:04 (GMT)
    Hint: Click on Date/Time to show latest first
  • Date / time UTC
    | Mag |
    Depth
    |
    Age
    |
    Distance
    | Details
  • 30 Apr 1919 07:17
    | 8.1 |
    25km / 16mi
    |
    102 years ago
    |
    140km / 87mi
    | Tonga Region
  • 14 Dec 1950 01:52
    | 7.8 |
    216km / 134mi
    |
    70 years ago
    |
    245km / 152mi
    | Tonga
  • 26 Jun 1913 04:57
    | 7.7 |
    25km / 16mi
    |
    108 years ago
    |
    172km / 107mi
    | Tonga
  • 27 Feb 1921 18:23
    | 7.4 |
    15km / 9.3mi
    |
    100 years ago
    |
    66km / 41mi
    | Tonga
  • 12 Nov 1946 17:28
    | 6.9 |
    15km / 9.3mi
    |
    74 years ago
    |
    131km / 81mi
    | Tonga
  • 18 Jun 1923 08:15
    | 6.8 |
    15km / 9.3mi
    |
    98 years ago
    |
    220km / 137mi
    | Tonga
  • 27 Nov 1949 08:42
    | 6.6 |
    15km / 9.3mi
    |
    71 years ago
    |
    150km / 93mi
    | Tonga
  • 25 Feb 1952 01:17
    | 6.5 |
    42km / 26mi
    |
    69 years ago
    |
    223km / 139mi
    | Tonga
  • 17 Sep 1953 21:11
    | 6.4 |
    35km / 22mi
    |
    67 years ago
    |
    178km / 111mi
    | Tonga
  • 02 Nov 1942 23:59
    | 6.4 |
    35km / 22mi
    |
    78 years ago
    |
    189km / 118mi
    | Tonga
    • Show all

Map of earlier quakes

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