Resources

127 resources27 reviewed100 under review

Catalogue resources
ResourceProviderClassificationTemporal roleTheme
Nepal Flash Flood: Damage Assessment using Sentinel-1 RadarREACH InitiativeDerived ProductAutomatedMixedDamage Proxy, Synthetic Aperture Radar, Buildings, Rapid Prioritization
Nepal Humanitarian Situation Report No. 1 (Rasuwa Flood), 31 August 2026United Nations Children's Fund (UNICEF)Humanitarian Situation ReportHumanitarian ReportingEvent And Post Event ResponseAffected Population, Children, WASH, Health, Nutrition, Education, Protection, Response, Funding
Nepal Flood Response Situation Report No. 1, 27 August 2026International Organization for Migration (IOM)Humanitarian Situation ReportHumanitarian ReportingEvent And Post Event ResponseAffected Population, Displacement, Shelter, Access, Infrastructure, Protection, Response
Nepal Flood 2026 Flood Affected Area, Bhote Koshi and TrishuliHumanitarian OpenStreetMap Team (HOT)Mixed CollectionMixedMixedFlood Extent, Infrastructure, Exposure, Response Mapping, Field Reports, Baseline Geography
Nepal Flood 2026: fAIr Damage Assessment, Upper Trishuli and Bhote KoshiHumanitarian OpenStreetMap Team (HOT)Derived ProductAutomatedPost Event MonitoringDamage Assessment, Buildings, Infrastructure, Earth Observation
Satellite Data for Flash Flood/Debris Flow in China and Nepal on 26 August 2026Integrated Research on Disaster Risk (IRDR)Data BriefSecondary InventoryEvent And Post Event Data ResponseEarth Observation, Emergency Data Services, Satellite Imagery, Terrain, Population, Data Access
Multi-Sensor Satellite-Based Retrospective Early-Warning Assessment of the 26 August 2026 Flood Event in the Langtang Region of NepalEarthArXivScholarly PreprintRemote Sensing AnalysisMulti Year Baseline And Pre Event AnalysisEarly Warning, Remote Sensing, Precipitation, Cryosphere, Surface Water, Multi-Sensor Analysis
A cascade, not a flood: testing the competing accounts of the 26 August 2026 Lhende Khola–Bhote Koshi disasterEarthArXivScholarly PreprintMulti Source Event AnalysisMulti Year Baseline And Event AnalysisSource Mechanism, Ice–Rock Avalanche, Landslide Dam, Glacial Lakes, Remote Sensing, Hydropower Impacts
Satellite-detected Mudflow/ rockflow extent as of 26–27 August 2026 in Nuwakot District, Bagmati Province, NepalUnited Nations Satellite Centre (UNOSAT)Derived ProductInterpretedEvent SpecificMudflow And Rockflow Extent, Population Exposure, Earth Observation
Nepal Flash Flood 2026: Situation Reports and ResponsePlan International NepalReport SeriesHumanitarian ReportingEvent And Post Event ResponseAffected Population, Children And Girls, Protection, WASH, Education, Shelter, Response, Early Recovery
The 26 August 2026 Langtang Lirung ice–rock avalanche and its transboundary cascade: a multi-source observational reconstruction in the Bhote Koshi basinEarthArXivScholarly PreprintMulti Source Event AnalysisEvent And Post Event Analysis With Historical ContextIce–Rock Avalanche, Debris Flow, Barrier Lakes, Flood Propagation, Remote Sensing, Transboundary Hazards
Nepal Flash Flood 2026Microsoft AI for Good LabDerived ProductExposureEvent SpecificBuildings, Population, Exposure, Damage Analysis
Rapid Hazard Assessment Report (RHA Report No. NP3)HiRISK consortiumRapid Hazard AssessmentExpert AssessmentEvent And Rapid AssessmentRock–Ice Avalanche, Flood Propagation, Cryosphere, Geomorphology, Hydrology, Infrastructure, Exposure, Early Warning
The Bhote Koshi–Trishuli flash flood of 26 August 2026, Rasuwa, Nepal: warning latency exceeded flood travel timeEarthArXivScholarly PreprintMulti Source Event AnalysisEvent AnalysisEarly Warning, Hydrology, Flood Propagation, Cryosphere, Disaster Impacts, Infrastructure
Rasuwa Flood Response: Situation UpdatesNepal Red Cross SocietyReport SeriesHumanitarian ReportingEvent And Post Event ResponseAffected Population, Search And Rescue, Relief, Shelter, Health, Infrastructure, Access, Response
IRDR Special Report: Risk Assessment of Debris Flows along the China–Nepal Transportation CorridorIntegrated Research on Disaster Risk (IRDR)Technical ReportModelled Risk AssessmentBaseline And Event ContextDebris-Flow Susceptibility, Transport Infrastructure, Hazard, Vulnerability, Risk, Geology, Cryosphere, Precipitation
Scientific-data emergency response service for the 26 August 2026 debris-flow disaster in Gyirong County, Shigatse, XizangNational Cryosphere Desert Data CenterMixed CollectionMixedMixedEarth Observation, Cryosphere, Terrain, Hydrology, Hazards, Exposure, Field Observations, Reference Geography
Satellite-detected Mudflow/ rockflow extent as of 26–27 August 2026 in Rasuwa District, Bagmati Province, NepalUnited Nations Satellite Centre (UNOSAT)Derived ProductInterpretedEvent SpecificMudflow And Rockflow Extent, Population Exposure, Earth Observation
Nepal - Flood (EMSR927)CopernicusMixed CollectionInterpretedMixedEmergency Mapping, Damage Grading, Buildings, Infrastructure, Earth Observation
Nepal Flooding: Road BlockagesPlanetary Response NetworkDerived ProductMixedPost Event MonitoringRoad Blockages, Infrastructure, Flood Impacts, Crowdsourcing, Earth Observation
Rapid Analysis Report: Scientific Anatomy of the 26 August 2026 Bhotekoshi Flash FloodIntegrated Research on Disaster Risk (IRDR)Rapid Analysis ReportMulti Source Secondary AnalysisEvent And Rapid ResponseSource Mechanism, Cryosphere, Hydrology, Flood Propagation, Impacts, Infrastructure, Response, Vulnerability
Nepal Flood 2026 River Corridor, Bhote Koshi and TrishuliHumanitarian OpenStreetMap Team (HOT)Mixed CollectionBaselineMixedInfrastructure, Exposure, Response Planning, Baseline Geography, Crowdsourced Mapping
Satellite-Detected Newly Formed Barrier Lakes Following an Ice-Rock Avalanche in Rasuwa District, Nepal, as of 28 August 2026United Nations Satellite Centre (UNOSAT)Derived ProductInterpretedPost Event MonitoringBarrier Lakes, Ice-Rock Avalanche, Cryosphere, Geomorphology, Earth Observation
Mudflow/Rockflow Impact Assessment in Rasuwa & Nuwakot Districts, Bagmati Province, Nepal as of 26–27 August 2026United Nations Satellite Centre (UNOSAT)Derived ProductInterpretedEvent SpecificMudflow And Rockflow Extent, Roads, Buildings, Exposure, Earth Observation
2026 Bhote Koshi Debris Flow and Flash Flood (Nepal)Asian Disaster Reduction Center (ADRC)Disaster ReportMulti Source Secondary SynthesisEvent And Post Event ResponseEvent Chronology, Disaster Impacts, Response, Infrastructure, Remote Sensing, Humanitarian Conditions
Rapid Disaster Impact Report: Satellite Remote Sensing Reveals Severe Mudslide Impacts along the China–Nepal BorderIntegrated Research on Disaster Risk (IRDR)Rapid Impact ReportRemote Sensing AnalysisPre Event And Event ComparisonEarth Observation, River-Channel Change, Flood Extent, Backflow, Geomorphic Impacts, Damage Assessment
Situation Report No. 1: World Vision International Nepal — Nepal Flash Floods Response 2026World Vision International NepalHumanitarian Situation ReportHumanitarian ReportingEvent And Post Event ResponseAffected Population, Displacement, Food Security, Shelter, WASH, Child Protection, Education, Response
fflood-nep — SAR workflow and source-planning codeDBishal13Event Data Or Code7 listed assets
Rainfall records and station access across central Nepal, including the cascade corridor, 25–31 August 2026 — Nepal DHMDepartment of Hydrology and Meteorology, Government of NepalOfficial Observation Service66 listed assets
Keystone GIS — versioned impact and exposure atlasKeystone GISEvent Data Or Code39 listed assets
Historical data access, request procedures and use conditions — Nepal DHMDepartment of Hydrology and Meteorology, Government of NepalSupporting Document Collection6 listed assets
Flood impact map — Timure–Syaburbensi, Charter 1209-11International CharterDerived Product Or Context Collection7 listed assets
Flood-damage image comparison — Nuwakot, Charter 1209-10International CharterDerived Product Or Context Collection4 listed assets
Bhote Koshi flood update — historical report published 10 July 2025 (Nepal DHM)Department of Hydrology and Meteorology, Government of NepalSupporting Document Collection1 listed assets
Jilin-1 Gaofen-02B imagery — Gyirong County, 24 April 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
AIT damage proxy — Rasuwa, Sentinel-1 and Sentinel-2Sentinel Asia contributorsDerived Product Or Context Collection4 listed assets
Preliminary damage map — Nepal, Charter 1209-15International CharterDerived Product Or Context Collection4 listed assets
Hydrological and meteorological station catalogues, locations and record periods — Nepal DHMDepartment of Hydrology and Meteorology, Government of NepalSupporting Document Collection7 listed assets
Planet Crisis Response imagery — Bhote Koshi–Trishuli flood, 2026Planet / Source CooperativeEvent Imagery Release186 listed assets
Gyirong–Trishuli — infrastructure-exposure stress-test dataLI, Meng-Lun; YIN, Hang; LIU, Yanchao; ZHENG, Yilong; YU, Zhaolin; HU, FugenEvent Data Or Code3 listed assets
Press release on the Bhote Koshi–Trishuli–Narayani flood, published 27 August 2026 — Nepal CHWRRCentre for Hydrology and Water Resources Research, Water and Energy Commission Secretariat, Government of NepalOfficial Event Report1 listed assets
NASA LANCE MODIS flood products — Nepal tile h26v06NASA LANCEDerived Product Or Context Collection8 listed assets
Gaofen-3C imagery — Gyirong County, 14 July 2025National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
Flood-alert records for Betrawati, Malekhu and Kali Khola — BIPAD, 25–26 August 2026BIPAD Portal, NepalOfficial Alert Collection3 listed assets
Langtang Lirung — Sentinel-1 change and precursor analysisSah, Ajay KumarEvent Data Or Code10 listed assets
Preliminary technical report on the 26 August 2026 Bhote Koshi–Trishuli–Narayani flood — Nepal CHWRRCentre for Hydrology and Water Resources Research, Water and Energy Commission Secretariat, Government of NepalOfficial Event Report1 listed assets
GDACS flood geometries and observation index — Nepal, FL1104124GDACSDerived Product Or Context Collection7 listed assets
NISAR urgent-response raw radar data — Nepal corridorNASA ASF / EarthdataDataset Collection10 listed assets
EOS-RS damage proxy — Nepal, Sentinel-1, 28 August 2026Sentinel Asia contributorsDerived Product Or Context Collection4 listed assets
Rheality — Nepal remote-sensing and model diagnosticsimrhealauEvent Data Or Code7 listed assets
Global Flood Monitoring layers — Nepal corridor, June–September 2026Copernicus GFM/EODCDerived Product Or Context Collection1208 listed assets
ClimaScope — Trishuli evidence and corridor dataAshish-Dutta007Event Data Or Code7 listed assets
NRSC flood image comparisons — Nepal, August 2026ISRO/NRSCDerived Product Or Context Collection7 listed assets
Gaofen-3B imagery — Gyirong County, 19 September 2025National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
CLaSH — scientific event StoryMap and annotated evidenceUniversity of Michigan Center for Land Surface Hazards (CLaSH)Event Data Or Code25 listed assets
Flood-affected area comparison — Gerkhutar, Charter 1209-7International CharterDerived Product Or Context Collection4 listed assets
Gyirong — ERA5-Land meteorological contextFangchqEvent Data Or Code13 listed assets
Flood-affected area comparison — Gerkhutar, Charter 1209-13International CharterDerived Product Or Context Collection4 listed assets
Flood-affected area comparison — Gerkhutar, Charter 1209-12International CharterDerived Product Or Context Collection4 listed assets
NISAR urgent-response Level 1 radar products — Nepal corridorNASA ASF / EarthdataDataset Collection216 listed assets
Preliminary flood-damage assessment — Nepal, Charter 1209-35International CharterDerived Product Or Context Collection2 listed assets
WGMS — historical glacier-series availability indexPANGAEA contributorsBaseline Availability Index6 listed assets
Preliminary damage assessment — Nepal, Charter 1209-22International CharterDerived Product Or Context Collection4 listed assets
Flood-affected area comparison — Bidur, Charter 1209-9International CharterDerived Product Or Context Collection4 listed assets
Langtang cascade — reconstruction softwarePark, HyoseokEvent Data Or Code2 listed assets
Rasuwagadhi — warning-time evidence ledgerGhimire, Prasanna JIbi; Khatiwada, PreranaEvent Data Or Code3 listed assets
Preliminary landslide assessment — Nepal, Charter 1209-23International CharterDerived Product Or Context Collection2 listed assets
Flood early-warning procedures and telemetry-station history — Nepal CHWRR catalogueDepartment of Hydrology and Meteorology, Government of Nepal (SOP publisher); Centre for Hydrology and Water Resources Research, Water and Energy Commission Secretariat, Government of Nepal (catalogue host)Official Document Collection2 listed assets
TASA flood assessment — Rasuwa, FORMOSAT-5, 28 August 2026Sentinel Asia contributorsDerived Product Or Context Collection7 listed assets
OPERA HLS surface-water products — Nepal corridor, June–September 2026NASA OPERADerived Product Or Context Collection1524 listed assets
OPERA Sentinel-1 surface-water products — Nepal corridor, 27 June 2026NASA OPERADerived Product Or Context Collection14 listed assets
Flood forecasting and early-warning annual report for BS 2082 — Nepal DHM (historical report published May 2026)Department of Hydrology and Meteorology, Government of NepalSupporting Document Collection1 listed assets
JAXA flood proxy — Nepal, ALOS-2, 28 August 2026Sentinel Asia contributorsDerived Product Or Context Collection1 listed assets
International Charter imagery and acquisition records — Nepal activation 1052International CharterEvent Imagery Release1765 listed assets
OlmoEarth — event-change review prioritiesDDanggleEvent Data Or Code32 listed assets
NISAR urgent-response Level 2 radar products — Nepal corridorNASA ASF / EarthdataDataset Collection284 listed assets
Flooding and damage map — Nepal, Charter 1209-33International CharterDerived Product Or Context Collection2 listed assets
Flood-affected area comparison — Rasuwa, Charter 1209-3International CharterDerived Product Or Context Collection4 listed assets
Daily river-status and flood-forecast bulletins, 25 August–2 September 2026 — Nepal CHWRR (29 August not recovered)Centre for Hydrology and Water Resources Research, Water and Energy Commission Secretariat, Government of NepalOfficial Document Collection8 listed assets
Langtang cascade — revised simulations and outputsPark, HyoseokEvent Data Or Code3 listed assets
Gujree — cascade-mechanism data and reproducibility materialsGujree, IshfaqEvent Data Or Code4 listed assets
Gaofen-3 imagery — Gyirong County, 20 August 2025National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
Gaofen-7 imagery — Gyirong County, 23 April 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
Xu — cascade reconstruction scripts and derived dataXu, DonghuaEvent Data Or Code3 listed assets
Road blockages and recorded reopening dates in Rasuwa, Dhading and Chitwan — Nepal Department of Roads, August–September 2026Department of Roads, Government of NepalOfficial Road Status Service7 listed assets
Dongpo-19 imagery — Gyirong County, 26 August 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
HJ-2B imagery — Gyirong County, 25–26 August 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
NASA LANCE VIIRS flood products — Nepal tile h26v06NASA LANCEDerived Product Or Context Collection7 listed assets
Acharya — warning-chain data and analysis codeSunim AcharyaEvent Data Or Code9 listed assets
MBRSC potential flood-affected areas — Nepal, 26 August 2026Sentinel Asia contributorsDerived Product Or Context Collection4 listed assets
flood-trishuli — terrain and channel analysis codeAshish-Dutta007Event Data Or Code4 listed assets
Potential flood-affected areas — Nepal, Charter 1209-16International CharterDerived Product Or Context Collection4 listed assets
HOT building inventory and density — Bhote Koshi–Trishuli corridorHOTDerived Product Or Context Collection11 listed assets
Flood-affected areas — Nepal, Charter 1209-20International CharterDerived Product Or Context Collection4 listed assets
FAO EVE historical flood-event table — NepalHDX participating providersDerived Product Or Context Collection1 listed assets
Flood damage to Trishuli Dam and bridges — Nuwakot, Charter 1209-32International CharterDerived Product Or Context Collection4 listed assets
CascadeWatch — seismic/telemetry detection researchCassius-stackEvent Data Or Code19 listed assets
Pléiades 2019 — source-area baseline DEMsBerthier, EtienneHistorical Terrain Baseline8 listed assets
Flood-affected area comparison — Bidur, Charter 1209-8International CharterDerived Product Or Context Collection4 listed assets
Flood-affected area comparison — Rasuwagadhi, Charter 1209-14International CharterDerived Product Or Context Collection4 listed assets
Zhuzhou constellation imagery — Gyirong County, 27 August 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
Dianjian-1 imagery — Gyirong County, 27 August 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
GeoSutra aerial imagery — Nepal flood, 26 August 2026GeoSutraEvent Imagery Release35 listed assets
Langtang — historical glacier elevation changesPANGAEA contributorsHistorical Glacier Baseline10 listed assets
Flood impact map — Ratmate, Charter 1209-18International CharterDerived Product Or Context Collection7 listed assets
IWM flood extent — Nepal, VAP02Sentinel Asia contributorsDerived Product Or Context Collection4 listed assets
Vantor Open Data imagery — Nepal flood, August 2026Vantor Open DataEvent Imagery Release87 listed assets
Rasuwa Cascade — narrative map and river contextnrahaman1Cartographic Context4 listed assets
Rasuwa flood bulletin — compiled reports and response tablesnirajbhusalCompiled Context8 listed assets
Dongpo-15 imagery — Gyirong County, 26 August 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
River-gauge records and station access along the Bhote Koshi–Trishuli–Narayani corridor, 25–31 August 2026 — Nepal DHMDepartment of Hydrology and Meteorology, Government of NepalOfficial Observation Service13 listed assets
Preliminary damage map — Nepal, Charter 1209-19International CharterDerived Product Or Context Collection4 listed assets
Geopera — stereo terrain reconstruction and corrected flood analysesgeo-peraEvent Data Or Code70 listed assets
Areas potentially destabilised by flood erosion — Nepal, Charter 1209-25International CharterDerived Product Or Context Collection5 listed assets
Sentinel Asia imagery — Rasuwa flash flood, 26 August 2026Sentinel AsiaEvent Imagery Release29 listed assets
Gaofen-2 imagery — Gyirong County, 15 July 2024National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
Dianjian-1 imagery — Gyirong County, 27 August 2026 (batch 2)National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
UNOSAT live map and analytical layers — Nepal flood, August 2026UNITAR/UNOSATDerived Product Or Context Collection53 listed assets
Gaofen-1 imagery — Gyirong County, 12 August 2026National Earth Observation Data Center (NODA)Dataset Collection2 listed assets
Road blockages and recorded reopening dates in Rasuwa, Dhading and Chitwan — BIPAD, August–September 2026BIPAD Portal, NepalOfficial Road Status Service7 listed assets
River water-level records at Malekhu and Galchi — BIPAD archive for August 2026BIPAD Portal, NepalOfficial Observation Service2 listed assets
Bhote Koshi — population, network and mobility dashboardASchroederCREvent Data Or Code2 listed assets
FloodScan flood maps and statistics — global, 90-day seriesHDX participating providersDerived Product Or Context Collection2 listed assets
Preliminary damage assessment — Nepal, Charter 1209-24International CharterDerived Product Or Context Collection4 listed assets
Flash-flood assessment — China–Nepal border, Charter 1209-28International CharterDerived Product Or Context Collection4 listed assets
Flood-affected area — Upper Trishuli-1, Charter product 6073International CharterDerived Product Or Context Collection2 listed assets
AIDMI ReadyMapper — compiled flood-response layersAIDMI-DataHubEvent Data Or Code43 listed assets