Iceland topographic maps

Average elevation: 121 ft

Before the eruption, a greater than normal amount of snow melting had occurred, indicating the volcano was heating up. Earth tremors began at 8:48 pm on the evening of the eruption; the largest had a magnitude of 4. The eruption started weakly at 9:23 pm IMT ± 2 min before increasing in power. The first…

Average elevation: 3,720 ft

Average elevation: 725 ft

Average elevation: 233 ft

Average elevation: 1,519 ft

Average elevation: 404 ft

Average elevation: 961 ft

Average elevation: 814 ft