IDU: Daily Internal Displacement Flows in Sri Lanka

Internal Displacement Monitoring Centre (IDMC) provides daily-updated provisional data on new internal displacements in Sri Lanka caused by conflict and disasters. The IDU dataset focuses on displacement flows, offering initial assessments from the start of 2025. Finalized and validated estimates are available in the annual Global Internal Displacement Database (GIDD).

Use Cases

• Monitor daily displacement trends based on the dataset's daily update frequency.
• Analyze displacement drivers based on the described causes of conflict and disaster.
• Compare provisional flow data with validated stock data based on the link to the GIDD database.
• Assess displacement event severity based on the initial assessments provided for each event.

Strengths

• Updated daily, providing timely event data.
• Sourced from the authoritative Internal Displacement Monitoring Centre (IDMC).
• Focuses on displacement flows, a key metric for crisis response.
• Covers events from the beginning of 2025.

Limitations

• Description metadata is limited; actual data quality requires manual inspection after download.
• Column-level documentation is absent; field semantics must be inferred after download.
• Data is provisional and may be subject to revision; final estimates are in the separate GIDD.

Provenance

Source

Internal Displacement Monitoring Centre (IDMC)

Collection Method

Aggregated from various publishers or sources for initial assessments.

Time Range

From the beginning of 2025 onwards.

Freshness

Updated daily; last metadata update was 2026-05-15.

Geography

Sri Lanka