Earthquake swarm near Eldey and Reykjanestá, Iceland
More than 220 earthquakes have been recorded near Reykjanestá and Eldey, Iceland, since May 23, 2026, with the largest measuring M3.5 at 05:06 UTC on May 24.

More than 220 earthquakes have been recorded near Reykjanestá and Eldey, Iceland, since May 23, 2026, with the largest measuring M3.5 at 05:06 UTC on May 24.

An earthquake swarm with over 300 events over 48 hours is in progress on the Reykjanes Ridge southwest of Eldey, Iceland, since March 23, 2026, with the largest earthquake thus far registered as M4.4. The Icelandic Meteorological Office said there are no indications linking the activity to volcanic processes on the Reykjanes Peninsula.

An earthquake swarm began near Eldey Island on Iceland’s Reykjanes Ridge at around 12:40 UTC on February 8, 2026. The activity consisted of several hundred shallow earthquakes, most below M3. There is no reported damage or indications of eruptive activity.

An earthquake swarm began off Reykjanestá, Iceland at 14:30 UTC on March 12, 2025, with more than 104 events by 18:20 UTC.

A powerful earthquake swarm started in the NW part of Bárðarbunga caldera, Iceland at 06:08 UTC on January 14, 2025. Initial data indicate that dozens of quakes occurred in rapid succession, hinting at possible volcanic or tectonic unrest deep beneath the ice. The current activity may be similar to the beginning of the swarm that occurred before the 2014 Holuhraun eruption.

A strong earthquake swarm was registered on Iceland’s Reykjanes Ridge between December 28 and 30, 2024. The activity was concentrated in a tectonically active area, with the strongest reaching M3.6.

Multiple earthquakes hit Iceland’s Reykjanes Ridge during the early hours of October 14, 2024, with the strongest reaching M3.0 near Eldey Island.

A seismic swarm occurred in the northwestern part of the Askja caldera in Iceland on March 25, 2024.

More than 6 400 earthquakes have been detected in the Tjörnes Fracture Zone, northern Iceland since the start of September. The last eruption in this area took place in 1867/68.

Earthquake activity is ongoing in the Reykjanes Peninsula, the Icelandic Met Office reports. Distinctive swarms have been located by the Reykjanes Power plant, Eldvörp, Sundhnjúkagígar, Hagafell east of mount Þorbjörn, and lake Kleifarvatn from May 2 to 8, 2022.