Explorer

Flood events

Flood water NISAR's L-band radar sees where other satellites can't. Pick one.
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How to read this
Each site: NISAR radar passes (every 12 days, Jun–Oct 2026). Pick a site, then Map / Photo / Radar as the base, tick overlays, and play the dates. Blue = water NISAR found.

1 · Pick an area

Up to 1.5° × 1.5° (≈ 165 km).

2 · Check NISAR

3 · Analyze

Gallery mode: flood sites analysed offline by our pipeline.
Data: NISAR L2 GCOV (NASA/ISRO, ASF DAAC) · OPERA DSWx-HLS (NASA). Basemap: Esri World Imagery.