M 5.5 in Tonga on 27 Apr 2017 18:46 UTC

Event summary

This earthquake can have a low humanitarian impact based on the magnitude and the affected population and their vulnerability.

GDACS ID EQ 1111412
Earthquake Magnitude: 5.5M
Depth: 33.32 Km
Lat/Lon: -16.5095 , -173.6705
Event Date: 27 Apr 2017 18:46 UTC
27 Apr 2017 06:46 Local
Exposed Population: About 1000 people within 100km
Inserted at: 27 Apr 2017 23:06 UTC
INFORM Coping capacity:
1.1 (Tonga)

GDACS Score

For more info on GDACS alert score click here.
  Earthquake GDACS score
NEIC 0 0
us10008ld1 Scaled population (vector) 0  
  C1 earthquake 1  
  C2 earthquake 0  
  Country Vulnerability 0  
  INFORM_normalised 1  
Maximum expected impact using different data sources.
Virtual OSOCC
Meteo assessment
Satellite products
Analytical products
Detailed event map. European Union, 2024. Map produced by EC-JRC.
The boundaries and the names shown on this map do not imply official endorsement or acceptance by the European Union.

Updates on volcanic activity (Smithsonian)

Latest media headlines

Magnitude-6.2 earthquake rattles corner of Canada, Alaska 5/1/2017 6:24:00 PM.

ANCHORAGE, Alaska (AP) - The U.S. Geological Survey says a magnitude-6.2 earthquake has rattled the corner of British Columbia, near the boundary with Alaska. Geophysicist Amy Vaughan says the shallow, early Monday quake struck about 30 mil
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May 01, 2017 11:38AM EDT - The quake was centred 77 kilometres northwe.. 5/1/2017 5:53:00 PM.

Natural Resources Canada said a quake measuring 6.2 on the Richter scale was centred in a remote area 77 kilometres northwest of Skagway, Alaska, and 127 kilometres southwest of Whitehorse. The U.S. Geological Survey reported that that was
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Strong earthquakes hit B.C.-Alaska border near Mosquito Lake 5/1/2017 5:33:00 PM.

FOR LIVE UPDATES: The first quake, at 5:31 a.m. PT (4:31 a.m. AKT), had a preliminary magnitude of 6.2 and was centered about 48 kilometers (30 miles) northwest of Alaska's Mosquito Lake, or 133 kilometers (82 miles) southwest of Canada's W
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British Columbia earthquake: Powerful 6.2-magnitude quake strikes near.. 5/1/2017 4:02:00 PM.

Some locals fell out of their beds as the strong quake hit northern British Columbia in the early hours of today. A powerful 6.2-magnitude has struck British Columbia. earthquake The strong quake hit an area near the border with the US s
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Estimated casualties (PAGER)

USGS estimates the number of casualties for each earthquake for the Prompt Assessment of Global Earthquakes for Response (PAGER) product.
The graph shows the current fatalities estimate.

Exposed population

Data, images, links, services and documents

For this events, GDACS has links to information from the following sources: EC-JRC (48), (3), NEIC (4), OCHA (1), INGV (1), WMO (1), USGS (5), INFORM (2),