GDACS is a cooperation framework between the United Nations, the European Commission and disaster managers worldwide to improve alerts, information exchange and coordination in the first phase after major sudden-onset disasters.

Overall Orange Earthquake alert in Canada on 28 Oct 2012 03:04 UTC
Tsunami calculation for earthquake Earthquake in Canada

The JRC has developed a global tsunami wave height calculation model, which is run after each earthquake issued by seismological institutes around the world.

This report is for earthquake episode 120508 of event 120503 issued at 28 Oct 2012 03:04 (GDACS Event ID 120503, Latest episode ID: 120508, inserted at 28 Oct 2012 03:31 UTC ).


Current impact estimate:

  • The tsunami calculation is running.
  • Orange alert in Canada on 28/10/2012 03:04:10 UTC
  • About 2000 people within 100km
  • Magnitude 7.7M, Depth:17.5km
A pre-calculated grid scenario is also available here
Population density map


Tsunami maximum wave height
Tsunami maximum wave height (Source: JRC)

See animation

Affected locations

No locations affected.

Initial conditions (+)

More information

For a full list of available products related to this event, please refer to the GDACS Resources page.

Official tsunami bulletins by regional warning centers can be found at the International Tsunami Information Center.