Story perspectives
Turkey Shaken by Powerful Earthquakes, Global Seismic Activity Surge
9/13/2025
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Story summary
- On September 11, 2025, Turkey experienced multiple earthquakes, notably 61 km northeast of Ankara.
- The seismic energy released was estimated at 3.6 x 10^13 joules, comparable to 0.5 atomic bombs.
- Greece reported seismic activity in the Ionian Sea near Nisi Salamina Island, releasing 2 x 10^13 joules.
- Globally, earthquakes above magnitude 3 occurred, with significant events in New Zealand, Indonesia, Mexico, and South Africa.
- The largest recorded earthquake was magnitude 4.9 in the Central East Pacific Rise.
