Mount Nyiragongo eruption in DR Congo

  • Thread starter Thread starter Astronuc
  • Start date Start date
Click For Summary

Discussion Overview

The discussion centers around the recent eruption of Mount Nyiragongo in the Democratic Republic of Congo (DRC), its impact on the local population, and the geological activity associated with the volcano. Participants explore the historical context of eruptions, the current situation in Goma, and the broader implications of volcanic activity in a region marked by instability.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested

Main Points Raised

  • Participants note that the eruption has led to residents fleeing Goma, with historical context provided about the deadly eruption in 2002 that resulted in significant casualties and homelessness.
  • Some contributors highlight the instability of the region, mentioning the high number of excess deaths since the late 1990s due to various factors, including conflict.
  • Reports of major cracks appearing in Goma due to aftershocks from the eruption are discussed, along with fatalities attributed to volcanic gases and ongoing seismic activity.
  • Concerns are raised about the continuing threat posed by Nyiragongo to Goma and its surroundings, with ongoing earthquakes being reported.

Areas of Agreement / Disagreement

Participants express a shared concern about the dangers posed by Mount Nyiragongo and the impact on Goma, but there is no consensus on the broader implications or the best responses to the situation. Multiple viewpoints regarding the historical context and current risks remain present.

Contextual Notes

Limitations include the lack of detailed scientific analysis of the eruption's mechanisms, the dependence on varying population estimates for Goma, and the unresolved nature of the ongoing seismic activity.

Astronuc
Staff Emeritus
Science Advisor
Gold Member
2025 Award
Messages
22,512
Reaction score
7,443

Mount Nyiragongo: DR Congo residents flee as volcano erupts​

https://www.bbc.com/news/world-africa-57215690

https://www.reuters.com/business/en...-expected-goma-says-volcanologist-2021-05-22/

The volcano, Nyiragongo is near the eastern border of DRC adjacent to Rwanda. Residents of Goma are fleeing. In 2002, Nyiragongo's eruption killed 250 people and left ~120,000 homeless.

https://www.cnn.com/2021/05/22/world/volcano-mount-nyiragongo-goma-congo-eruption/index.html
As of Sunday morning, lavas flows stopped. But, for how long?
Goma is on the edge of Lake Kivu on the Democratic Republic of Congo's border with Rwanda. The current metro area population of Goma in 2021 is 670,000, according to a projection by the UN, World Bank and others.
Peyre-Costa said a number of nongovernmental organizations in the region believe Goma's population is closer to 1 million.

https://en.wikipedia.org/wiki/Mount_Nyiragongo
Stratovolcano
Highest point - 3,470 m (11,385 ft)
Nyiragongo's lava lake has at times been the most voluminous known lava lake in recent history. The depth of the lava lake varies considerably. A maximum elevation of the lava lake was recorded at about 3,250 m (10,660 ft) prior to the January 1977 eruption – a lake depth of about 600 m (2,000 ft). Following the January 2002 eruption, the lava lake was recorded at a low of about 2,600 m (8,500 ft), or 900 m (3,000 ft) below the rim. The level has gradually risen since then. Nyiragongo and nearby Nyamuragira are together responsible for 40 per cent of Africa's historical volcanic eruptions.
https://volcano.si.edu/volcano.cfm?vn=223030

https://en.wikipedia.org/wiki/Nyamuragira
https://volcano.si.edu/volcano.cfm?vn=223020
Stratovolcano

Both volcanoes are part of the Virunga mountains - https://en.wikipedia.org/wiki/Virunga_Mountains

Nyiragongo and Nyamuragira: a review of volcanic activity in the Kivu rift, western branch of the East African Rift System, from January 2021
https://link.springer.com/article/10.1007/s00445-021-01435-6
 
  • Like
Likes   Reactions: Kolmo, BWV and jim mcnamara
Earth sciences news on Phys.org
this is also the most unstable and war-torn region of the DRC, where the majority of 2-5 million excess deaths occurred since the late 1990s
 
Two major cracks appear on the ground in the eastern DR Congo city of Goma as powerful aftershocks from the Mount Nyiragongo volcano shook the area.



About 20 people have been killed by gases from the volcano. There have been several earthquakes, including one at Mag 4.5.

 
Last edited:
  • Sad
  • Wow
Likes   Reactions: davenn and Keith_McClary
Nyiragongo continues to threaten the city of Goma and surrounding area in North Kivu province of Republic of the Congo. Earthquakes continue to occur.

 
  • Wow
Likes   Reactions: davenn

Similar threads

  • · Replies 1 ·
Replies
1
Views
664
  • · Replies 2 ·
Replies
2
Views
3K
Replies
1
Views
788
Replies
6
Views
1K
Replies
2
Views
4K
Replies
1
Views
4K
  • · Replies 1 ·
Replies
1
Views
1K
  • · Replies 1 ·
Replies
1
Views
4K
Replies
1
Views
2K
Replies
0
Views
2K