Fentale Volcano in Ethiopia Experiences Increased Seismic Activity, Eruption Threats Loom
Fentale volcano in Ethiopia is experiencing increased seismic activity, with earthquakes measuring 4.3 to 5.1, raising concerns of a potential eruption. Experts attribute this to shallow magma intrusion, and communities are advised to stay alert. The volcano last erupted in 1820, and approximately 3.4 million people live within 100 km, prompting authorities to prepare for possible evacuations.
Recent seismic activity near the Fentale volcano in Ethiopia’s Main Ethiopian Rift has brought concerns of a potential eruption. A series of shallow earthquakes, with magnitudes ranging from 4.3 to 5.1, have been recorded, the largest occurring on December 29 at 22:20 UTC. The tremors were felt as far as Addis Ababa and are attributed to shallow magma intrusion, heightening the risk of volcanic activity. Experts recommend vigilance in local communities due to the potential for future eruptions, as historical data show the volcano last erupted in 1820. Approximately 3.4 million people reside within a 100 km radius of Fentale, and preparedness measures are being advised to mitigate risks from potential evacuations and volcanic hazards.
The geological context of the Fentale volcano falls within the East African Rift System, an area marked by significant tectonic activity and volcanic events due to the divergence of the Nubia and Somalia plates. The volcano’s historical record includes two confirmed Holocene eruptions, with the most notable being in 1820. Authorities are currently monitoring the situation using global seismic data, as the region lacks a local seismic network for precise earthquake tracking. Communities close to the volcano have reported feeling multiple tremors, emphasizing the need for readiness as volcanic activity may follow the ongoing seismic events.
Volcanologist Tom Pfeiffer has noted, “The risk of a new volcanic eruption in this part of the African Rift is now higher than before, because the most likely cause of the quakes is a (shallow) magma intrusion, which in turn can easily break the surface and produce an eruption.” This statement underscores the seriousness of the situation, as shallow magma movements have been a precursor to past volcanic eruptions in the region. Authorities are proactively advising local residents to remain vigilant and prepare for emergency situations should the seismic activity lead to a volcanic eruption.
The Fentale volcano is situated in the Main Ethiopian Rift, within a tectonically active region characterized by frequent seismic activity and volcanic eruptions. The recent earthquake series represents an uptick in seismicity that may indicate magma movement beneath the surface. Given the historical volcanic activity of Fentale, with the last eruption occurring in 1820, the region is now observing increased monitoring due to the potential hazards linked to an eruptive event. Understanding the geological context of the East African Rift System is crucial for assessing risks associated with volcanic and seismic activities in the area.
In conclusion, the heightened seismic activity near Fentale volcano indicates a potential increase in volcanic eruption risks due to shallow magma intrusions. Both local authorities and volcanologists are stressingly advising communities to prepare for the possibility of an eruption, as the area has a significant population at risk. Continuous monitoring and preparedness are essential to ensure public safety amid ongoing geological hazards.
Original Source: watchers.news
