Get our newsletter!
Check out our volcano tours on VolcanoAdventures.com!
Volcanoes & Earthquakes - new app for Android
Guaranteed tours
10-18 Oct 2020: From Stromboli to Etna - Sicila and Eolian Islands (Italy)
: spaces available / : guaranteed / : few spaces left / : booked out
Interactive map of latest earthquakes and active volcanoes in the world

Major mag. 7.5 earthquake - New Britain Region, Papua New Guinea on Thursday, 17 August 1972

Major mag. 7.5 earthquake  - New Britain Region, Papua New Guinea on Thursday, 17 August 1972
Date & time: Thursday, 17 August 1972 23:44 UTC
Magnitude: 7.5
Depth: 20.0 km
Epicenter latitude / longitude: 6.05°S / 152.932°E (Papua New Guinea)
Nearest volcano: Ulawun (209 km / 130 mi)
Primary data source: USGS
Estimated released energy: 1.1 x 1016 joules (3117 gigawatt hours, equivalent to 2.7 x 106 tons of TNT or 167.6 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, 17 Aug 23:44 UTCM 7.5 / 20 kmNew Britain Region, Papua New GuineaUSGS
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 7.5 quake: New Britain Region, Papua New Guinea, 17 Aug 1972 23h44

Show info about this
List of recorded aftershocks, latest first (173 quakes):
  • 13 Aug 1974 00:15 UTC
    | M 4.9 |
    37 km (23 mi) depth
    |
    241 km (150 mi) distance
    | USGS | Details
  • 12 Aug 1974 12:54 UTC
    | M 5.1 |
    40 km (24.9 mi) depth
    |
    214 km (133 mi) distance
    | USGS | Details
  • 26 Jul 1974 12:47 UTC
    | M 4.4 |
    84 km (52.2 mi) depth
    |
    238 km (148 mi) distance
    | USGS | Details
  • 25 Jul 1974 17:17 UTC
    | M 5.5 |
    33 km (20.5 mi) depth
    |
    19 km (12 mi) distance
    | USGS | Details
  • 21 Jul 1974 03:28 UTC
    | M 5.0 |
    71 km (44.1 mi) depth
    |
    151 km (94 mi) distance
    | USGS | Details
  • 19 Jul 1974 17:45 UTC
    | M 5.7 |
    157 km (97.6 mi) depth
    |
    221 km (137 mi) distance
    | USGS | Details
  • 12 Jul 1974 23:09 UTC
    | M 4.4 |
    60 km (37.3 mi) depth
    |
    136 km (85 mi) distance
    | USGS | Details
  • 01 Jan 1970 00:00 UTC
    | M |
    0 km (0 mi) depth
    |
    16941 km (10527 mi) distance
    | | Details
  • 04 Jul 1974 01:04 UTC
    | M 4.8 |
    44 km (27.3 mi) depth
    |
    191 km (118 mi) distance
    | USGS | Details
  • 27 Jun 1974 12:29 UTC
    | M 5.4 |
    50 km (31.1 mi) depth
    |
    208 km (129 mi) distance
    | USGS | Details
  • 27 Jun 1974 07:46 UTC
    | M 6.1 |
    70 km (43.5 mi) depth
    |
    156 km (97 mi) distance
    | USGS | Strong mag. 6.1 earthquake - New Britain Region, Papua New Guinea on Thursday, 27 June 1974
  • 21 Jun 1974 11:42 UTC
    | M 4.7 |
    55 km (34.2 mi) depth
    |
    102 km (63 mi) distance
    | USGS | Details
  • 16 Jun 1974 21:00 UTC
    | M 4.6 |
    94 km (58.4 mi) depth
    |
    214 km (133 mi) distance
    | USGS | Details
  • 09 Jun 1974 06:45 UTC
    | M 4.8 |
    51 km (31.7 mi) depth
    |
    238 km (148 mi) distance
    | USGS | Details
  • 07 Jun 1974 11:31 UTC
    | M 4.9 |
    69 km (42.9 mi) depth
    |
    134 km (83 mi) distance
    | USGS | Details
  • 06 Jun 1974 09:15 UTC
    | M 4.8 |
    40 km (24.9 mi) depth
    |
    215 km (134 mi) distance
    | USGS | Details
  • Show all

Map of aftershocks

Significant earthquakes in the same area since 1900

Major mag. 7.5 earthquake - New Britain Region, Papua New Guinea on Thursday, 17 August 1972
 

More on VolcanoDiscovery

 
Why is there advertising on this site?

Support us!


Maintaining the website and our free apps is a time- and cost-intensive effort.
If you find the information useful and would like to support our team to develop further features and get the upgraded ad-free version, consider making a donation (PayPal or Online cc payment).
Planned features:
  • Weather reports
  • Tsunami alerts
  • Design upgrades
Thanks to your past donations, these features have been added recently:
  • Earthquake archive back to 1900
  • Additional data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Copyrights: VolcanoDiscovery and other sources as noted.
Use of material: Most texts and images, in particular photographs, on this website are protected by copyright. Further reproduction and use of without authorization is usually not consented. If you are not sure or need licensing rights for photographs, for example for publications and commercial use, please contact us.