Blog Posts

Lidar imagery in western North Carolina improved significantly in 2017, which is a big deal for landslide studies

by Philip S. Prince The high-quality land surface imagery that ALC currently uses for landslide mapping is generated from a lidar data set produced in 2017. This 2017 data, which has 0.5 meter (~1.6 ft) resolution, is a major improvement over the previous 2005 data, which was 6 meter (20 ft) resolution. For geologists trying…

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Lidar imagery and landslide hunting in western North Carolina

Philip S. Prince, Project Geologist Knowing where landslides have happened in the past is a key part of understanding where they may occur in the future. Finding old landslides in the rugged, thickly-forested mountains of western North Carolina can be quite a challenge to geologists limited to field reconnaissance and aerial photography. The landslide search…

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Landslide Maps of Western North Carolina

Appalachian Landslide Consultants, PLLC (ALC) is pleased to provide this online map viewer of the Landslide Maps of Western North Carolina as a service to those who live in the mountains of WNC and to those who are looking to move to this beautiful area. Landslide maps for WNC come from two sources. Those produced…

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How to Avoid Landslide Hazards

There are some key steps that landowners can do to protect themselves and their property investments from landslide hazards pre-construction, during construction and post-construction. Prior to Heavy Rain Events: Heavy rain is the main trigger producing landslides and slope failures on both natural and constructed slopes. Here are some things you can do to prepare…

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