The 1-2 August 2025 Carne Wall landslide in the Blue Mountains of Australia
The 200,000 cubic metre collapse of a rock pillar has destroyed two extremely challenging climbing routes. At a time when there is a great deal going on in the landslide world, another really interesting event has almost passed me by. Thanks to loyal reader Scott for highlighting another remarkable event. Overnight on 1 – 2 August 2025, a large rock pillar collapsed at Carne Wall in the Blue Mountains of New South Wales in Australia. This has destroyed a series of famously challenging climbing routes. ABC News has a really good article about the landslide – they estimate that the…
Updates from the Alaska Earthquake Center regarding the 10 August 2025 landslide
The location of this major event has now been identified. It was a major rock slope failure that ran out across the South Sawyer Glacier. The Alaska Earthquake Center has now provided a detailed update about the 10 August 2025 landslide that occurred in the area of Tracy Arm. This work has been led by Ezgi Karasözen, one of the Earthquake Center’s research scientists, so the credit must go to them. They have posted a very informative page that describes the seismic detection of the landslide, provides eyewitness accounts of the damage that it caused and outlines how they have…
The devastating 26 to 28 September 2024 rainfall event in Nepal
The most severe rainfall event ever recorded in Nepal impacted about 2.6 million people, causing losses of US$370 million and about 270 lives. Between 26 and 28 September 2024, a devastating late monsoon rainfall event in Nepal triggered hundreds of landslides. In landslide terms, this was the most serious event recorded in Nepal outside of a major earthquake – economic losses are estimated to have been 1% of the country’s GDP and about 270 people were killed or left missing. An initial analysis (Lamichhane et al. 2025 – the paper is behind a paywall, but the link should allow you…
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About Dave

Dave Petley is the Vice-Chancellor of the University of Hull in the United Kingdom. His blog provides commentary and analysis of landslide events occurring worldwide, including the landslides themselves, latest research, and conferences and meetings.