Geologist Páll Einarsson believes that the mighty volcano Katla could have already erupted in 2011, causing the flood that swept Múlakvísl bridge away.
Travel service companies are encouraged to reinforce their contingency plans, due to an increased risk of eruption in Katla volcano.
Scientists have placed Katla volcano, South Iceland, in intensive care, closely watching its every move.
The Icelandic Met Office reports that at 6:10 am this morning an earthquake of magnitude 3.2 registered in Mýrdalsjökull glacier, South Iceland, where Katla volcano is located.
The Aviation Color Code for Katla volcano, which was changed to yellow last week due to a series of earthquakes, has been changed back to green.
South Iceland Police are monitoring popular tourist areas around Mýrdalsjökull glacier in light of recent seismic activity in Katla volcano, and in case of an eruption, tourists will receive an SMS.
Since midnight, about 22 tremors have registered around Katla volcano, South Iceland, which is considerably less than yesterday.
Due to the increased seismic activity in Katla volcano, the South Iceland Police have closed the road to Sólheimajökull glacier, a popular tourist destination.
The National Commissioner of the Icelandic Police and the District Commissioner of Police in South Iceland have declared a Civil Protection Uncertainty phase due to seismic unrest in Katla volcano in Mýrdalsjökull, as stated by the Scientific Advistory Board of the Department of Civil Protection...
Kristín Jónsdóttir, natural hazard program director at the Icelandic Met Office, states scientists are puzzled by the series of tremors in Katla volcano in the past 24 hours.
A 3.8 magnitude earthquake was picked up by sensors 5.7 km (35 miles) northeast of Bárðarbunga volcano in Vatnajökull glacier in the northern highlands at approximately 1:30 pm today. Bárðarbunga caused the 2014-2015 Holuhraun eruption.
The earthquake swarm which began in the Katla caldera under Mýrdalsjökull glacier in South Iceland the night before yesterday has died down for now, according to seismologist Martin Hensch at the Icelandic Met Office.
The Icelandic Met Office picked up continued seismic activity in Katla volcano yesterday. At 3:12 pm a tremor of magnitude 3.3 occurred. Around 2 am the previous night, earthquakes of magnitude 4.5 and 4.6 hit the volcano—the largest to be recorded there since 1977.
Two earthquakes of magnitude 4.6 and 4.5 hit Katla volcano in Mýrdalsjökull glacier last night, followed by a series of aftershocks. These are the largest quakes to hit Katla since 1977, when a 5.1 earthquake was measured there.
Katla can be one of Iceland’s most dangerous volcanoes. Earthquake activity in Katla this summer has provoked interest and fear that an eruption might be imminent. Iceland Met does not think so and has issued a report explaining why.
Because Katla is under a glacier, an eruption will be accompanied with a major flood that could do considerable damage to houses, roads and bridges in the area. People who remembered the 1918 eruption shook with fear many year later when they recalled the outburst.