7.8 Mag Earthquake, Khash, Iran

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Discussion Overview

The discussion centers around a reported 7.8 magnitude earthquake near the Iran-Pakistan border, exploring its geological context, potential impacts, and related seismic activity in the region. Participants share updates, observations, and geological insights, while also discussing the implications of the earthquake's depth and location.

Discussion Character

  • Exploratory
  • Technical explanation
  • Debate/contested
  • Experimental/applied

Main Points Raised

  • One participant notes the earthquake's depth of 50 miles, suggesting that this may have mitigated potential damage.
  • Another participant expresses concern about possible casualties in Pakistan, highlighting the vulnerability of mud-brick houses in the region.
  • A participant mentions the earthquake's low amplitude on their seismograph, indicating it was not well recorded, and references another earthquake in New Guinea occurring around the same time.
  • Discussion includes geological activity along the eastern Tethyan Metallogenic Belt and interactions between the Australian, Asian, and Pacific plates.
  • Some participants share links to news articles and updates regarding the earthquake's aftermath, including reports of dust clouds and possible mine collapses.
  • A later reply suggests that rock slides are a common occurrence in mountainous regions following earthquakes.

Areas of Agreement / Disagreement

Participants express varying levels of concern regarding the earthquake's impact, with some focusing on the potential for damage and casualties, while others emphasize the geological context and seismic activity. There is no consensus on the overall implications of the earthquake or the extent of its effects.

Contextual Notes

Participants reference various sources and reports, indicating a reliance on external information for updates and assessments of the situation. The discussion reflects uncertainty regarding the full extent of damage and the geological implications of the earthquake.

Astronuc
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A large earthquake (7.8) has been reported on the border region in Iran near the border with Pakistan's Balochistan province.

http://earthquake.usgs.gov/earthquakes/eventpage/usb000g7x7#summary

This is coincident with a number of mag 5 and 6 earthquakes along the junction of the Australian and Asian and Pacific plates, but the Iranian earthquake seems to be an interaction between the Indian and Eurasian plates. It would appear that the Australian plate is also pushing a little stronger into the Indian, Asian and Pacific plates.

http://www.learner.org/interactives/dynamicearth/plate.html
 
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berkeman said:
Looks like the damage is fairly light, and there have only been a few casualties:
There could be more on the Pakistan side. According to this there are about 1700 villages of mud-brick houses in the area, likely to have collapsed roofs. http://www.bbc.co.uk/news/world-middle-east-22168202 (includes an amateur video clip).
 
Only just recorded the 7.8 on my seismo, relatively low amplitude, its still visible ~ 1/2 way down the screen the distance, depth and orientation means it wasnt well recorded by my system

But there was also a Mw6.6 - nth coast of New Guinea, PNG, within the last hour that is visible at the bottom of the trace http://www.sydneystormcity.com/sydln.gif

cheers
Dave
 
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Yikes! I didn't know about this, but thanks for letting us know!

Any updates regarding the earthquake?
 
TOKYO (AP) — A 7.0-magnitude earthquake struck in seas off far northern Japan and far eastern Russia on Friday, but no damage was expected.

The Japan Meteorological Agency said sea changes were possible. No tsunami warnings have been issued.

The tremor struck around midday in the Pacific Ocean at a relatively shallow depth of 10 kilometers (6.2 miles). The U.S. Geological Survey measured a stronger 7.2 magnitude.

. . .
http://news.yahoo.com/7-0-quake-hits-ocean-off-japan-russia-041558677.html

http://earthquake.usgs.gov/earthquakes/eventpage/usb000gbf8#summary
 

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