Mag 2.7 earthquake in Cornwall, 19 Nov 2023

  • #1
Astronuc
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Cornwall shaken by 2.7 magnitude earthquake​

https://www.bbc.com/news/articles/c724le759lro

That's not a significant earthquake, unless one's house is near the epicenter.
Its epicentre was in the Mounts Bay area, near Penzance in west Cornwall, with people woken up by a loud bang from St Just in the west of the county to Redruth about 20 miles (32km) north-east from the point of origin.
Residents in Helston, Penzance and Camborne reported feeling the tremors. Some of my ancestors were from that area, and I still have relatives there.

https://www.telegraph.co.uk/news/20...quake-felt-like-a-juggernaut-hitting-a-house/
https://www.cornwalllive.com/news/cornwall-news/extent-cornwall-earthquake-locals-compare-8917761

https://www.msn.com/en-us/news/worl...ke-a-juggernaut-had-hit-the-house/ar-AA1kc1ZU

On June 28, the village of Tean in Staffordshire was hit by a 3.3-magnitude earthquake, causing windows and doors to rattle in the surrounding area.

Earthquakes of this nature are not uncommon in Britain (the island including England, Scotland and Wales). In fact, hundreds of earthquakes shake Britain every single year.
I think most earthquakes are less the Mag 2, and they don't register for most folks.

Tean, Staffordshire (near Stoke-on-Trent) is about 300 miles (480 km) from Penzance, Cornwall.

The largest recorded earthquake in Britain so far took place in 1931 near Dogger Bank, 97km off the east coast of England. This earthquake measured 6.1 on the Richter scale and caused damage to buildings along the east coast.
https://metro.co.uk/2023/07/08/why-...-time-in-britain-but-not-in-ireland-19088853/
Most earthquakes in Britain are concentrated within a north-to-south band on the west side of the island. Neighbouring Ireland, however, is almost completely free from seismic activity – a phenomenon that has puzzled scientists for hundreds of years.
The luck of the Irish. :oldbiggrin:
 
Earth sciences news on Phys.org
  • #2
Wow, I don't think of England when I think of earthquakes. Even small ones!
 

1. What caused the Mag 2.7 earthquake in Cornwall on 19 Nov 2023?

The Mag 2.7 earthquake in Cornwall on November 19, 2023, was likely caused by natural geological processes, such as the movement of tectonic plates or the reactivation of pre-existing faults in the Earth's crust. Cornwall is not typically known for high seismic activity, but small earthquakes can occur due to the Earth's dynamic nature.

2. Was there any damage reported due to the earthquake?

No significant damage was reported following the Mag 2.7 earthquake in Cornwall. This magnitude is considered minor and usually does not cause structural damage. However, local residents might have experienced slight shaking or heard rattling noises.

3. Could this earthquake predict a larger one in the future?

It is difficult to predict whether a small earthquake like the Mag 2.7 event in Cornwall will be followed by a larger one. Seismologists use data from such events to analyze stress patterns in the earth but cannot definitively predict future earthquakes. Monitoring and continued research are essential to understand regional seismic activity better.

4. How do residents prepare for such earthquakes?

Residents in earthquake-prone areas are advised to prepare by securing heavy furniture, creating an emergency kit, and practicing earthquake drills. For minor earthquakes like the one in Cornwall, general awareness and basic preparedness measures can significantly reduce the risk of injury or damage.

5. Where can I find more information about earthquakes in Cornwall?

For more information about earthquakes in Cornwall, you can visit websites such as the British Geological Survey (BGS) or the United States Geological Survey (USGS), which provide data on seismic activities and useful resources for understanding and preparing for earthquakes. Local government and emergency management websites may also have specific information and guidelines relevant to the Cornwall area.

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