Earthquake Report: Magnitude 4.7 Event Near 21 km SSE of Saimbeyli, Turkey

Seismologists have recorded a magnitude 4.7 earthquake in Turkey, with the epicentre located 21 km SSE of Saimbeyli, Turkey. The event occurred at 11:19 UTC on Sunday, October 4, 2026 and originated at a depth of 10.0 km.

Seismic Context for Turkey

Turkey straddles the Anatolian Plate, which is being squeezed westward between the Eurasian and Arabian plates. The North Anatolian Fault — one of the world's most active strike-slip faults — runs almost the entire length of the country.

Turkey has experienced numerous devastating earthquakes, including the 1999 İzmit earthquake (M7.6) and the catastrophic February 2023 Kahramanmaraş sequence (M7.8 and M7.7), which claimed more than 50,000 lives and highlighted ongoing risks across the region.

About This Event

At a focal depth of 10.0 km, this is classified as a shallow earthquake (0–70 km). Shallow events are typically the most damaging: the seismic energy has less distance to travel before reaching the surface, resulting in stronger and more abrupt ground shaking at the epicentre.

In terms of felt effects, a magnitude 4.7 earthquake is typically felt strongly by everyone; minor to moderate damage possible in vulnerable buildings. Moderate earthquakes are felt by virtually everyone near the epicentre. Strong shaking lasting 10–30 seconds can topple unsecured items, crack plaster, and cause poorly anchored objects to fall. Aftershocks are common following moderate events.

Understanding the Magnitude Scale

Earthquake magnitude is measured on a logarithmic scale — meaning each whole-number increase corresponds to roughly 32 times more energy released and approximately 10 times greater ground motion amplitude. A magnitude 4.7 event therefore releases significantly more energy than its number alone might suggest to the casual observer.

A magnitude 4.7 earthquake releases approximately roughly 500 tonnes of TNT of energy. For comparison, this exceeds the energy released by most conventional explosive events and is sufficient to shift tectonic stress in measurable ways across a wide region.

Significant damage can occur to vulnerable structures — particularly unreinforced masonry, old adobe buildings, and poorly maintained older construction. Well-engineered modern buildings are designed to withstand this level of shaking with minimal structural impact, though contents may shift and non-structural elements (ceilings, partitions) can be damaged.

What to Do After an Earthquake

Fasten heavy furniture — bookshelves, water heaters, cabinets — to walls using earthquake straps. Store breakable items on lower shelves and heavy items closest to the floor. These simple steps significantly reduce the risk of injury from falling objects.

Keep an earthquake emergency kit accessible at home. It should include at least 72 hours of water (4 litres per person per day), non-perishable food, a first aid kit, torch, battery-powered radio, copies of important documents, and essential medications. Reviewing and restocking this kit annually is strongly recommended.

Staying Informed

Turkish authorities maintain AFAD (Disaster and Emergency Management Authority) as the central emergency coordination body. Citizens are encouraged to register in the national earthquake awareness programme and keep emergency kits readily accessible.

QuakeWatch publishes real-time earthquake data sourced from the USGS global catalog — covering every detected seismic event worldwide, 24 hours a day. Visit our live map to see this and all other recent earthquakes, or explore our guide to earthquake magnitude for a deeper understanding of what these numbers mean in practice.

The Science of Seismic Monitoring

Modern earthquake detection relies on a global network of seismographs — sensitive instruments that record ground motion in all three dimensions. When an earthquake occurs, the P-waves (primary, compressional waves) arrive first, followed by the slower S-waves (secondary, shear waves), and finally the surface waves that cause the most felt shaking. By comparing arrival times at multiple stations, scientists can triangulate the earthquake's location and calculate its magnitude within minutes of the event.