2023 Turkey–Syria earthquake

2023 Turkey–Syria earthquake
Adem · CC BY-SA 4.0 · source
Name	2023 Turkey–Syria earthquake
Timestamp	2023-02-06 01:17:35 UTC
Isc-event	625613771
Anss-url	us6000jllz
Local-date	6 February 2023
Local-time	04:17 TRT (UTC+3)
Duration	~80 seconds
Magnitude	7.8 Mw
Depth	17.9 km (11.1 mi)
Location	37.166°N 37.042°E
Countries affected	Turkey, Syria
Tsunami	Yes (localized)
Foreshocks	6.7 Mw at 01:26 UTC
Aftershocks	7.5 Mw on 6 February, numerous others
Casualties	>59,000 dead, >121,000 injured

Contents

Background
Earthquake details
Impact
Response
Aftermath
See also

2023 Turkey–Syria earthquake was a catastrophic seismic event that struck southern and central Turkey and northern and western Syria on 6 February 2023. The initial magnitude 7.8 mainshock, one of the strongest ever recorded in the region, was followed hours later by a powerful magnitude 7.5 aftershock. The disaster caused unprecedented destruction across an area inhabited by over 14 million people, leading to a massive international humanitarian and rescue operation.

Background

The affected region sits within a complex and seismically active tectonic zone. The primary tectonic driver is the collision of the Anatolian Plate with the Arabian Plate, with the East Anatolian Fault serving as a major transform boundary. Historical seismicity in the area includes devastating events like the 1999 İzmit earthquake and the 2020 Elazığ earthquake. In Syria, the ongoing Syrian civil war had already crippled infrastructure and displaced millions of people, particularly in rebel-held areas like Idlib Governorate and northern Aleppo Governorate, making the population acutely vulnerable.

Earthquake details

The mainshock occurred at 04:17 local time on 6 February, with an epicenter near the city of Gaziantep in Turkey. The rupture propagated bilaterally along the East Anatolian Fault for over 300 kilometers. Seismological analysis by institutions like the United States Geological Survey and Kandilli Observatory indicated a shallow strike-slip mechanism. A significant magnitude 7.5 aftershock struck later that day near Kahramanmaraş, on a different but connected fault strand. The sequence generated thousands of aftershocks, including over 40 above magnitude 5.0, which continued for months.

Impact

The earthquake caused catastrophic damage across eleven provinces in Turkey, including Hatay, Kahramanmaraş, and Gaziantep. Major cities like Antakya and İskenderun were devastated, with widespread collapse of residential buildings, hospitals, and critical infrastructure like Gaziantep Airport. In Syria, severe impacts were reported in Aleppo, Idlib, and Hama. The Old City of Aleppo, a UNESCO World Heritage Site, sustained significant damage. Casualty figures surpassed those of the 1999 İzmit earthquake, making it the deadliest seismic event in modern Turkish history.

Response

The government of Turkey declared a Level 4 alarm and mobilized the Turkish Armed Forces, the Disaster and Emergency Management Presidency (AFAD), and the Turkish Red Crescent. International aid poured in from over 100 countries, with major search-and-rescue teams deployed from organizations like USAID, the European Union Civil Protection Mechanism, and Médecins Sans Frontières. The United Nations issued a flash appeal for humanitarian assistance. In Syria, the response was complicated by the Syrian civil war; aid delivery to opposition-held areas initially relied on a single border crossing from Turkey, governed by a UN Security Council resolution.

Aftermath

In the weeks following the disaster, focus shifted to sheltering over 1.5 million displaced people, with vast tent cities established. A major public health crisis was feared due to damaged water systems and the spread of diseases. The World Bank estimated direct physical damages in Turkey alone at over $34 billion. The event triggered widespread political and social scrutiny in Turkey regarding building code enforcement and disaster preparedness, leading to numerous arrests of contractors. The long-term reconstruction efforts, coordinated by the Turkish Presidency of Strategy and Budget, were projected to take years.