Planet Labs imagery reveals a cluster of shallow landslides and channelised debris flows triggered by extreme rainfall. Official figures indicate that 20 people were killed. Early in the morning of 24 May 2026, extremely heavy rainfall triggered a significant landslide disaster in Yongchuan District in Chongqing, China. As is so often the case in mainland […]
The Landslide Blog
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Book review: Engineering Geomorphology – A Practitioners Guide by Gareth Hearn
A review of a fascinating volume that examines the principles and practice of the often neglected but incredibly powerful field of engineering geomorphology. Engineering geomorphology provides a vital input into the site investigation, the selection of alignments for infrastructure projects, land use zonation and geohazard risk assessment. In essence, it involves the use of trained […]
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A valley-blocking landslide in Lower Siang district, Arunachal Pradesh, India
A large landslide in India, triggered by monsoon rainfall, was captured on a remarkable video. On Monday 29 June 2026, a valley-blocking landsldie occurred on the Siji River in Lower Siang district, Arunachal Pradesh, India. I have yet to track down the precise location of this event, but it is in the region of [27.7146, […]
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Landslides and liquefaction from the 24 June 2026 “double tap” earthquakes in Venezuela
The Landslide Blog is written by Dave Petley, who is widely recognized as a world leader in the study and management of landslides. The news this morning of the “double tap” M=7.2 and M=7.5 earthquakes in Venezuela late on 24 June 2026 is grim. These are large earthquakes in their own right occurring at a […]
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Legal action in the aftermath of the Independent Review Board report of the 24 June 2024 heap leach failure at the Eagle Gold Mine
The receiver of the operator is suing JDS Energy and Mining for breach of contract and negligence over the failure at the Eagle Gold Mine, based on the outcome of the investigation by an Independent Review Board. Loyal readers will remember a series of posts I made two years ago about a remarkable landslide that […]
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The valley blocking landslide between barangays San Isidro and Nuing in Mindanao
A significant “quake lake” has developed in a remote area of the Philippines, threatening four communities located downstream. In the aftermath of the 8 June 2026 M=7.8 earthquake in the Philippines, a major challenge has developed in the Jose Abad Santos region of Mindanao. Here, a landslide has blocked the valley between barangays (villages) San […]
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The Operation L!STO disaster preparedness manual for landslides
In the Philippines, an incredibly useful manual has been published that guides local government agencies in preparing for and responding to landslides. The Philippines has a long term landslide problem, with most events being triggered by either rainfall associated with typhoons or by earthquakes. However, the Philippines is also proactively trying to manage the losses […]
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An update on landslides from the 8 June 2026 M=7.8 earthquake offshore Mindanao in the Philippines
It is now clear that more than half the fatalities from last week’s earthquake in the Philippines were caused by landslides. In the areas of the Philippines affected by the 8 June 2026 M=7.8 earthquake offshore Mindanao, operations have shifted from rescue to recovery. Inquirer has an interesting report about information provided by an official […]
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Our new paper: Extreme rainfall further endangers the world’s rarest great ape
In November 2025, Cyclone Senyar generated extreme rainfall in parts of Sumatra, Indonesia, triggering thousands of landslides. Our new paper in the journal Current Biology demonstrates that these landslides might have a devastating impact on a critically endangered population of Tapanuli orangutan. In November 2025, Cyclone Senyar brought extreme rainfall to large parts of Sumatra […]
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Reports of landslides triggered by the 8 June 2026 M=7.8 earthquake offshore Mindanao in the Philippines
To date news reports suggest two fatal landslides with a combined toll of 17 people. There are various news reports trickling in about the landslides triggered by the 8 June 2026 M=7.8 earthquake offshore Mindanao in the Philippines. As usual, the remote locations of many of the landslides means that the information is a bit […]