M7.7 Earthquake Strikes 68 km NNW of Ende, Indonesia

A magnitude 7.7 earthquake has been recorded 68 km NNW of Ende, Indonesia, occurring at 21:58 UTC on Friday, August 14, 2026. The earthquake's focal depth is 10.0 km. No tsunami warning has been issued in connection with this event at this time.

Earthquake Details

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.

A magnitude 7.7 earthquake is classified as a great event and is an extremely powerful event capable of causing catastrophic destruction. Great earthquakes are rare but extraordinarily destructive events. Shaking can last several minutes, with ground motions powerful enough to be felt across an entire continent. Surface rupture may be visible. Cities near the epicentre can be severely damaged or destroyed. Such events frequently trigger devastating tsunamis with trans-oceanic reach.

Tsunami Risk: What You Need to Know

Not every large earthquake generates a tsunami. The key conditions required are: a large magnitude (generally M7.0+), a shallow focal depth under the ocean floor, and vertical displacement of the seafloor. Tsunamis can travel across ocean basins at speeds up to 800 km/h — as fast as a commercial aircraft — and may arrive at distant coastlines hours after the originating earthquake.

For coastal residents in the region: if you felt strong earthquake shaking, treat it as your natural warning and move immediately to higher ground. Do not wait for an official alert — the earthquake itself is your warning.

Regional Seismic Context

Indonesia is located on the Pacific Ring of Fire at the junction of multiple major tectonic plates, including the Indo-Australian, Eurasian, and Pacific plates. With over 17,000 islands along active fault lines and subduction zones, it is among the world's most earthquake-prone nations.

Indonesia experiences thousands of earthquakes each year. Major events in recent decades include the 2004 Indian Ocean earthquake and tsunami (M9.1–9.3), the 2006 Yogyakarta earthquake, and the 2018 Sulawesi earthquake and tsunami. The country has invested heavily in tsunami warning infrastructure since 2004.

Safety Actions

After an earthquake, expect aftershocks. Check yourself and others for injuries. Inspect your surroundings for hazards before moving — broken glass, gas leaks (smell), downed power lines, and structural damage. If you suspect a gas leak, open windows and evacuate without using electrical switches or open flames.

During and after an earthquake, follow instructions from official civil protection, emergency services, and government authorities. Avoid spreading unverified information on social media. Official channels provide the most reliable information about aftershock risk, evacuation orders, and available assistance.

BMKG (Badan Meteorologi, Klimatologi, dan Geofisika) operates Indonesia's earthquake and tsunami warning system. Coastal communities should move to higher ground immediately after strong shaking without waiting for an official warning.

Energy Released

The energy released by a magnitude 7.7 event is almost incomprehensible in human terms. Great earthquakes release more energy in seconds than the total global electricity generation for an entire day. They permanently alter the landscape, can measurably shift Earth's axis, and shorten the length of the day by microseconds.

Great earthquakes challenge even the most modern seismic engineering. While well-designed buildings are expected to prevent collapse (protecting life), widespread damage is inevitable. The 2011 Tōhoku earthquake (M9.0), the 2010 Haiti earthquake (M7.0), and the 2023 Turkey earthquakes (M7.8/7.7) illustrate the catastrophic human toll that major seismic events can inflict.

Stay Updated

Monitor the Pacific Tsunami Warning Center (ptwc.weather.gov), your national meteorological or civil protection agency, and official government channels for the latest advisories. QuakeWatch provides real-time earthquake data on our live map — you can track this event and all aftershock activity as it develops.