Contact | RSS | EN | DE | EL | ES | FR | IT | RU

Moderate mag. 4.7 earthquake - Bismarck Sea, 233 km northeast of Madang, Papua New Guinea, on Sunday, Mar 19, 2023 at 12:55 pm (GMT +10) -

Moderate mag. 4.7 earthquake - Bismarck Sea, 233 km northeast of Madang, Papua New Guinea, on Sunday, Mar 19, 2023 at 12:55 pm (GMT +10) Moderate mag. 4.7 earthquake - Bismarck Sea, 233 km northeast of Madang, Papua New Guinea, on Sunday, Mar 19, 2023 at 12:55 pm (GMT +10)

Moderate magnitude 4.7 earthquake at 10 km depth

19 Mar 03:24 UTC: First to report: USGS after 29 minutes.

Earthquake details

Date & timeMar 19, 2023 02:55:05 UTC -
Local time at epicenterSunday, Mar 19, 2023 at 12:55 pm (GMT +10)
Depth10.0 km
Epicenter latitude / longitude3.3525°S / 146.7397°E (Bismarck Sea, Papua New Guinea)
Antipode3.353°N / 33.26°W
Shaking intensityModerate shaking near epicenter
Felt0 reports
Primary data sourceUSGS (United States Geological Survey)
Nearest volcanoBaluan (106 km / 66 mi)
Nearby towns and cities158 km (98 mi) SSW of Lorengau (Manus District) (pop: 5,810) | Show on map | Quakes nearby
233 km (145 mi) NNE of Madang (pop: 27,400) | Show on map | Quakes nearby
339 km (211 mi) NNE of Goroka (pop: 18,500) | Show on map | Quakes nearby
346 km (215 mi) E of Wewak (pop: 18,200) | Show on map | Quakes nearby
376 km (234 mi) N of Lae (pop: 76,300) | Show on map | Quakes nearby
394 km (245 mi) NE of Hagen (Dei District) (pop: 33,600) | Show on map | Quakes nearby
462 km (287 mi) NE of Mendi (pop: 26,300) | Show on map | Quakes nearby
683 km (424 mi) N of Port Moresby (pop: 283,700) | Show on map | Quakes nearby
Weather at epicenter at time of quakeClear Sky 28°C (82 F), humidity: 69%, wind: 2 m/s (4 kts) from SW
Estimated seismic energy released7.1 x 1011 joules (197 megawatt hours, equivalent to 169 tons of TNT) | about seismic energy
Show interactive Map
[smaller] [bigger]

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.
4.710 kmPapua New Guinea: Bismarck SeaUSGS
4.710 kmPapua New Guinea: Bismarck SeaIRIS
4.710 kmPapua New Guinea: Bismarck SeaRaspberryShake
4.710 kmPapua New Guinea: BISMARCK SEAEMSC
4.710 kmPapua New Guinea RegionGFZ

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.

Earlier earthquakes in the same area

Try our free app!
Volcanoes & Earthquakes - new app for Android
Android | iOS version

Support us - Help us upgrade our services!

We truly love working to bring you the latest volcano and earthquake data from around the world. Maintaining our website and our free apps does require, however, considerable time and resources.
We need financing to increase hard- and software capacity as well as support our editor team. We're aiming to achieve uninterrupted service wherever an earthquake or volcano eruption unfolds, and your donations can make it happen! Every donation will be highly appreciated. If you find the information useful and would like to support our team in integrating further features, write great content, and in upgrading our soft- and hardware, please make a donation (PayPal or Online credit card payment).

Planned features:
  • Improved multilanguage support
  • Tsunami alerts
  • Faster responsiveness
Thanks to your past donations, these features have been added recently:
  • Design upgrade
  • Detailed quake stats
  • Additional seismic data sources
Download and Upgrade the Volcanoes & Earthquakes app to get one of the fastest seismic and volcano alerts online:
Android | IOS
Thank you!
Sources: VolcanoDiscovery / VolcanoAdventures and other sources as noted.
Use of material: Most text and images on our websites are owned by us. Re-use is generally not permitted without authorization. Contact us for licensing rights.
Volcanoes & Earthquakes
VolcanoDiscovery Home
Volcanoes | Earthquakes | Photos | Volcano News | App
Adventure & Study Travel
Tours to Volcanoes and Volcanic Areas: walking tours, photo tours, study tours
Tours & Dates | FAQ | About us
Get our newsletter!
Company info
Contact | Legal info | Terms & conditions
Follow us
Follow us on facebook Follow us on Instagram Follow us on Twitter Visit our Youtube channel
EN | DE | EL | ES | FR | IT | RU
VolcanoDiscovery GmbH, Germany, Reg. nr.: HRB 103744, EU Tax Id: DE 310 395 322 owned and created by
Dr. Tom Pfeiffer, volcanologist, volcano photographer, tour organizer member of
Volcanological Society
Ecotourism Greece
Insured by R+V
VolcanoDiscovery © 2004- All Rights Reserved | Privacy - cookie settings