M4.2 Depth: 10.0 km

M4.2 Earthquake near 51 km WSW of Grindavík, Iceland

UTC time: 2026-03-23 17:25:06 UTC Local time: —

About this earthquake

On March 23, 2026 at 17:25 UTC, a magnitude M4.2 earthquake occurred near 51 km WSW of Grindavík, Iceland. With a focal depth of about 10 km, this was a shallow earthquake, whose shaking is usually felt more strongly at the surface. Tremors of this size are distinctly felt and can occasionally cause light damage.

The event was recorded by USGS.

Details

Magnitude

M4.2

Depth

10.0 km

UTC time

2026-03-23 17:25:06 UTC

Local time

—

Country

—

Source

usgs

Coordinates

63.69890, -23.42540

Map

Depth profile

Shallow

10 km

Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

Eldey

Distance: 21 km ·Fissure vent ·Elevation: 70 m ·Last eruption: 1926 ·Iceland
Reykjanes

Distance: 37 km ·Crater rows ·Elevation: 140 m ·Last eruption: 2025 ·Iceland
Fagradalsfjall

Distance: 61 km ·Fissure vent ·Elevation: 250 m ·Last eruption: 2023 ·Iceland
Krysuvik-Trolladyngja

Distance: 71 km ·Crater rows ·Elevation: 360 m ·Last eruption: 1340 ·Iceland
Brennisteinsfjoll

Distance: 85 km ·Crater rows ·Elevation: 610 m ·Last eruption: 1341 ·Iceland
Hengill

Distance: 107 km ·Crater rows ·Elevation: 803 m ·Last eruption: 150 ·Iceland

Stats (last 24h)

Global (24h)

565

Country (24h)

—

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