Þjórsá Lava

The Great Þjórsá Lava (Icelandic: Þjórsárhraunið mikla [ˈθjour̥sˌaur̥ˌr̥œyːnɪð ˈmɪhkla]) is the largest lava flow in Iceland (by both area and volume) and the largest lava flow that is known to have erupted in a single eruption in the Holocene. Þjórsá Lava has a total volume of more than 25 km3 (6.0 cu mi), covering approximately 900 km2 (350 sq mi). The Þjórsá Lava does not appear on the surface until 70 km (43 mi) downstream of its identified eruptive area.

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