iceland-rift tectonic landscape
Photo:Benjamin Davies

Iceland Rift Zone & Reykjanes

The active divergent boundary separating the North American and Eurasian plates, accompanied by intense volcanic swarms, fissure eruptions across the Reykjanes volcanic system, and shear earthquakes along the South Iceland transform belt.

Danger Level (72h)

72-hour composite hazard forecast

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Recent Quakes (14d)

Recorded in the selected 14d period

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Max Magnitude (14d)

Largest earthquake in the selected 14d period

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Tectonic Profile

Seismotectonic hazard assessment, structural exposure & historical context

Associated Faults4

Click to locate on map

Regional PopulationLandScan

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Living within seismically active radius (~300 km)

Building VulnerabilityModerate

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Mixed construction stock with regional engineering standards

Tectonic Setting

Transform / Strike-Slip

High Hazard

Active fault boundary with frequent seismicity

Seismically Stable Period

No significant earthquakes recorded in the selected 14d period.

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Seismic Activity

Every recorded earthquake in this area — filter by time range and sort by time or severity.

No earthquake activity data available for this period.

Regional Volcanism & Monitored Vents

Active vents and Holocene volcanic structures within the monitored boundary (Iceland Rift Zone & Reykjanes) · 34

2010
Eyjafjallajokull
Stratovolcano
Details
1.7 km
2023
Fagradalsfjall
Fissure vent
Details
0.3 km
1918
Katla
Fissure vent
Details
1.5 km
2025
Reykjanes
Crater rows
0.1 km
2015
Bardarbunga
Stratovolcano
2 km
2011
Grimsvotn
Caldera
1.7 km
2000
Hekla
Stratovolcano
1.5 km
1984
Krafla
Caldera
0.8 km
1973
Vestmannaeyjar
Fissure vent
0.3 km
1968
Kverkfjoll
Stratovolcano
1.9 km
1961
Askja
Stratovolcano
1.1 km
1926
Eldey
Fissure vent
0.1 km
1904
Thordarhyrna
Stratovolcano
1.6 km
1868
Tjornes Fracture Zone
Fissure vent
0.1 km
1728
Oraefajokull
Stratovolcano
2.0 km
1477
Torfajokull
Stratovolcano
1.3 km
1341
Brennisteinsfjoll
Crater rows
0.6 km
1340
Krysuvik-Trolladyngja
Crater rows
0.4 km
960
Ljosufjoll
Volcanic field
1.1 km
950
Oddnyjarhnjukur-Langjokull
Fissure vent
1.1 km
200
Snaefellsjokull
Stratovolcano
1.4 km
150
Hengill
Crater rows
0.8 km
300 BCE
Heidarspordar
Fissure vent
0.5 km
900 BCE
Theistareykir
Shield volcano
0.6 km
1200 BCE
Fremrinamar
Stratovolcano
1.0 km
3350 BCE
Prestahnukur
Fissure vent
1.4 km
3500 BCE
Grimsnes
Volcanic field
0.2 km
—
Helgrindur
Volcanic field
1.0 km
—
Hromundartindur
Stratovolcano
0.6 km
—
Hofsjokull
Fissure vent
1.8 km
—
Tindfjallajokull
Stratovolcano
1.5 km
—
Tungnafellsjokull
Stratovolcano
1.5 km
—
Esjufjoll
Stratovolcano
1.6 km
—
Snaefell
Stratovolcano
1.8 km
Catalogue: Smithsonian Institution, Global Volcanism Program.Volcanoes of the World