Vanuatu Earthquake Impact Analysis for August 22, 2025

A magnitude 5.4 earthquake occurred 15km east of Forari, Vanuatu, on August 22, 2025, at a depth of 226.917 km. The dataset, produced by the WFP's Automated Disaster Analysis and Mapping (ADAM) system, provides geospatial and socio-economic information for this event, including an estimated impact on 96,999 people within a 50km radius. It was last updated on May 21, 2026.

Use Cases

• Map the earthquake's impact zone based on the provided epicenter coordinates and 50km radius.
• Estimate population exposure for relief planning based on the reported 96,999 affected people.
• Analyze seismic event characteristics based on the provided magnitude, depth, and location data.

Strengths

• Includes specific event parameters: magnitude 5.4, depth of 226.917 km, and precise epicenter coordinates.
• Provides a concrete population impact estimate of 96,999 people within 50km.
• Data is generated by an operational humanitarian system (WFP ADAM) for emergency analysis.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count and full data scale are 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

Collected, analyzed, and mapped by an automated system following a sudden onset humanitarian emergency.

Time Range

Event date: August 22, 2025. Data record updated: May 21, 2026.

Freshness

Last updated 2026-05-21 21:43:24.738235; freshness should be verified.

Geography

Vanuatu, specifically 15km east of Forari (latitude -17.6647, longitude 168.6688).