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  3. NC Geological Survey

Geologic Hazards

Potential geologic issues and/or hazards encountered in North Carolina can include the following:

Ground collapse: old mines and prospects and sinkholes 

Landslides

Rippable vs non-rippable earth material

Expansive soils (shrink swell clays)

Acid-producing rock

Groundwater – quantity and quality with respect to geology

Radon in air and groundwater – The Geologic Link

Arsenic - Naturally occurring Arsenic in groundwater 

Earthquakes  

Coastal Hazards

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  • NC Geological Survey
    • 200th anniversary
    • NCGS Mission
    • Geoscience Education
    • Geologic Hazards
      • Ground Collapse: Old mines and prospects and sinkholes
      • Landslides
      • Rippable vs non-rippable earth material
      • Expansive soils (shrink swell clays)
      • Acid-producing rock
      • Groundwater – quantity and quality with respect to geology
      • Radon and Arsenic
      • Earthquakes in North Carolina
      • Coastal Hazards
    • Aerial Photos
    • Mineral Resources
    • NC Geology FAQs
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    • Contact the Geological Survey
    • Guide for Homeowners in the Triassic Basins of North Carolina
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