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Natural Hazards Data

GEM Global Active Faults Database

The GEM Global Active Faults Database provides active fault traces with slip rate and type data for seismic hazard assessment worldwide.

Format Shapefile / GeoJSON
Coverage Global
Resolution Fault-line vectors
License Free open access (CC BY-SA 4.0)
Update Versioned releases
Download source Open official source

Format

Shapefile / GeoJSON

Geometry

Line (fault traces)

Coverage

Global

Resolution

Fault-line vectors

About this dataset

Global active tectonic fault database from the Global Earthquake Model Foundation with slip rate and activity type.

The GEM Global Active Faults Database is a comprehensive compilation of active tectonic fault traces globally. It includes fault geometry, slip rate, slip type (strike-slip, normal, reverse), and recurrence interval data for major active faults worldwide.

Seismic hazard assessment Fault mapping Earthquake risk modeling

How to download

  1. 1 Open the GEM Active Faults GitHub repository.
  2. 2 Select regional fault database.
  3. 3 Download the shapefile or GeoJSON.
  4. 4 Overlay with earthquake events for seismic analysis.

GEM GitHub

Download by region

→

GEM Hazard Map

Interactive hazard maps

→

FAQ

What fault attributes are included?

Fault trace geometry, slip rate (mm/year), slip type, dip direction, and recurrence interval.

Is it better than USGS data?

GEM provides global coverage; USGS offers more detail for the US specifically.