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Reykjanes: eruption history
Elevation140 m
TypeCrater rows
Confirmed eruptions22#6 of 35 in country
Latest eruption2025-07-16
Largest VEI4
Location63.82, -22.72
Eruptions per century (since 1500)
1
0
1
1
0
3
By VEI
7
2
4
5
1
Eruptions (latest first, up to 60)
| Start | VEI | End | Area |
|---|---|---|---|
| 2025-07-16 | 0 | 2025 | Sundhnúkagígar, Svartsengi fissure swarm |
| 2025-04-01 | 0 | 2025 | Sundhnúkagígar, Svartsengi fissure swarm |
| 2023-12-18 | 1 | 2024 | Sundhnúkagígar, Svartsengi fissure swarm |
| 1830-03-13 | 3 | 1831 | Reykjaneshryggur (Eldeyjarbodi) |
| 1783-05-01 | 3 | 1783 | Reykjaneshryggur (Nyey) |
| 1583-07-15 | 2 | – | Reykjaneshryggur (near Eldeyjar Islands) |
| 1240 | 1 | – | Reykjaneshryggur, Arnarsetur, Illahraun |
| 1238 | 0 | – | Reykjaneshryggur |
| 1231 | 3 | – | Reykjaneshryggur |
| 1226-07-15 | 4 | 1227 | Reykjaneshryggur |
| 1223 | 3 | – | Reykjaneshryggur |
| 1211 | – | – | Stampar, Karlsgigur |
| 1210 | 3 | – | Vatnsfellsgigur |
| 1179 | 2 | – | Reykjaneshryggur |
| 920 | – | – | Reykjaneshryggur (near Eldey) |
| 200 BCE | 0 | – | Lambagjá |
| 400 BCE | 2 | – | Sundhnukar |
| 1800 BCE | 2 | – | Reykjaneshryggur, Stampar |
| 3800 BCE | – | – | Reykjaneshryggur |
| 4000 BCE | 0 | – | Sandfellshaed |
| 5040 BCE | 0 | – | Hopsnes |
| 8000 BCE | 0 | – | Thrainskjöldur |
Nearby volcanoes
| Volcano | Distance | Eruptions |
|---|---|---|
| Eldey | 17 km | 5 |
| Fagradalsfjall | 24 km | 3 |
| Krysuvik-Trolladyngja | 34 km | 11 |
| Brennisteinsfjoll | 48 km | 9 |
| Hengill | 70 km | 13 |
| Hromundartindur | 74 km | 0 |
| Grimsnes | 93 km | 11 |
| Helgrindur | 120 km | 0 |
Eruption records from the Smithsonian Global Volcanism Program; older eruptions may be missing. VEI = Volcanic Explosivity Index (0–8). For current alerts, check the official agency.