{"data":{"id":"10.5281/zenodo.22135493","type":"dois","attributes":{"doi":"10.5281/zenodo.22135493","prefix":"10.5281","suffix":"zenodo.22135493","identifiers":[{"identifier":"oai:zenodo.org:22135493","identifierType":"oai"}],"alternateIdentifiers":[{"alternateIdentifierType":"oai","alternateIdentifier":"oai:zenodo.org:22135493"}],"creators":[{"name":"Keystone GIS","nameType":"Personal","familyName":"Keystone GIS","affiliation":["Keystone GIS Northern Virginia GIS Research Program"],"nameIdentifiers":[]}],"titles":[{"title":"Bhote Koshi Flash Flood Impact and Exposure Atlas, Nepal, 26 August 2026"}],"publisher":"Zenodo","container":{},"publicationYear":2026,"subjects":[{"subject":"flash flood"},{"subject":"landslide"},{"subject":"Nepal"},{"subject":"Tibet"},{"subject":"Bhote Koshi"},{"subject":"Trishuli"},{"subject":"Rasuwa"},{"subject":"Nuwakot"},{"subject":"disaster impact"},{"subject":"damage assessment"},{"subject":"height above nearest drainage"},{"subject":"population exposure"},{"subject":"hydropower"},{"subject":"Copernicus DEM"},{"subject":"WorldPop"},{"subject":"GIS"},{"subject":"geospatial"},{"subject":"Northern Virginia"},{"subject":"Virginia"},{"subject":"open data"}],"contributors":[],"dates":[{"date":"2026-08-28","dateType":"Issued"}],"language":null,"types":{"ris":"DATA","bibtex":"misc","citeproc":"dataset","schemaOrg":"Dataset","resourceType":"","resourceTypeGeneral":"Dataset"},"relatedIdentifiers":[{"relationType":"IsSupplementTo","relatedIdentifier":"https://keystonegis.com/disasters/nepal-bhotekoshi-flood-20260826.html","relatedIdentifierType":"URL"},{"relationType":"IsVersionOf","relatedIdentifier":"10.5281/zenodo.22118798","relatedIdentifierType":"DOI"}],"relatedItems":[],"sizes":[],"formats":[],"version":"v3","rightsList":[{"rights":"Creative Commons Attribution 4.0 International","rightsUri":"https://creativecommons.org/licenses/by/4.0/legalcode","schemeUri":"https://spdx.org/licenses/","rightsIdentifier":"cc-by-4.0","rightsIdentifierScheme":"SPDX"}],"descriptions":[{"description":"Impact and exposure atlas for the flash flood that swept the Bhote Koshi / Trishuli corridor of Rasuwa and Nuwakot districts, Nepal, on 26 August 2026, triggered by a glacier collapse north of Langtang Lirung (USGS us7000tbwb, event-type landslide, Ms 5.2). Version 3 (28 August 2026) adds terrain-derived pool polygons for the upstream barrier lake reported on 27 August: one solved to the reported 2,000,000 m3 (water surface 3,969.1 m, 25.7 m deep at the dam, 19.1 ha) and one to the 5,000,000 m3 implied by the inflow expected through 30 August (3,981.6 m, 38.3 m, 29.5 ha). These are modelled impoundments consistent with the reported volumes, not observed water extents. The only post-event optical pass (Sentinel-2, 27 Aug 05:10 UTC) is 100 percent cloud within 300 m of the site and no post-event Sentinel-1 acquisition was available in either Earth Search or the Copernicus Data Space catalogue; the DEM also predates the event, so it contains neither the debris dam nor any channel scour. Version 2 added the barrier lake point and the upstream drainage through Gyirong County and raised the glacier-collapse record to high location confidence. The exposure analysis - a Copernicus GLO-30 height-above-channel envelope at 10, 20, 40 and 80 m with WorldPop population by band, district and municipality, plus exposed settlements, road length, bridge crossings and hydropower assets - is unchanged since v1. Casualty counts are deliberately not carried in the data; they are reported on the dataset page with attribution and timestamps.","descriptionType":"Abstract"}],"geoLocations":[],"fundingReferences":[],"xml":"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