Vanuatu Earthquake Impact Assessment for December 2025 Event

A December 2025 earthquake of magnitude 5.4 impacted 2292 people within 50km of its epicenter near Olpoi, Vanuatu. The dataset was produced by the World Food Programme's Automated Disaster Analysis and Mapping (ADAM) system for rapid humanitarian assessment. It was last updated on May 21, 2026.

Use Cases

• Map the spatial extent of earthquake impact based on the reported epicenter coordinates.
• Estimate population exposure for relief planning based on the reported count of impacted people.
• Analyze event characteristics for risk modeling based on the provided magnitude and depth.
• Integrate with other geospatial layers for multi-hazard assessment based on the system's operational purpose.

Strengths

• Provides specific event details: magnitude 5.4, depth 10.0, and precise epicenter coordinates.
• Includes a concrete impact metric: 2292 people affected within a 50km radius.
• Originates from an operational humanitarian analysis system (WFP ADAM).

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

WFP Automated Disaster Analysis & Mapping (ADAM)

Collection Method

Automated collection, analysis, and mapping of geospatial and socio-economic information following sudden-onset emergencies.

Time Range

December 2025

Freshness

Last updated 2026-05-21 22:08:45.478274; freshness should be verified.

Geography

Vanuatu, specifically near Olpoi (latitude -14.8528, longitude 166.5885)