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.
A strong and shallow earthquake registered by the USGS as M6.9 hit Reykjanes Ridge, Atlantic Ocean at 14:09 UTC on April 3, 2025. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting M6.8 at a depth of 7 km (4.3 miles).
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.
