Nepal Flood 2026: fAIr Damage Assessment, Upper Trishuli and Bhote Koshi

AI-scored building-damage estimates for OpenStreetMap building footprints within the available post-event SkySat image tile in the upper Trishuli and Bhote Koshi area.

Status
Reviewed
Provider
Humanitarian OpenStreetMap Team (HOT)
Resource type
Derived Product
Evidence class
Automated

Identity and coverage

Catalogue identifier
res-148f7611-7171-5494-8553-9245799b3716
Persistent identifier
633d11cb-f5f4-4071-9809-a0e1f05e103c
Resource version
HDX metadata state observed 3 September 2026
Publication date
28 August 2026
Last updated
1 September 2026
Metadata reviewed
3 September 2026
Language
English
Geographic coverage
Upper Trishuli and Bhote Koshi confluence area within the available post-event SkySat image coverage.
Bounding box (WGS 84)
[85.28915547, 28.11646198, 85.3818813, 28.28250325]
Temporal coverage
27 August 2026; Post Event Monitoring
Themes
Damage Assessment, Buildings, Infrastructure, Earth Observation

Method and provenance

Production method
HOT's fAIr workflow assigned AI-derived damage scores to OpenStreetMap building footprints within the available post-event SkySat tile. The provider notes cross-sensor pre/post comparison and post-event cloud as possible sources of error.
Provenance
Published by the Humanitarian OpenStreetMap Team through HDX; building footprints are from OpenStreetMap and the assessed image coverage is a SkySat post-event tile.
Validation
Not Validated
Uncertainty
The values are AI predictions. Cross-sensor differences and cloud can inflate destroyed classifications; field verification is identified by the provider as ground truth.
Limitations
Coverage is confined to the analysed image tile around the upper Trishuli and Bhote Koshi confluence and does not represent the full event damage extent.

Access and reuse

Access
Direct Open; open access route
Licence
Creative Commons Attribution (CC BY; version not specified); licence evidence
Redistribution
Permitted Under Stated Package Licence
Catalogue status
Reviewed

Assets

Authoritative metadata sources

Spatial extent

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Recorded bounding box