Space Applications & Earth Observation

Satellite Flood Inundation GIS

Synthetic Aperture Radar (Sentinel-1A SAR / RISAT) flood footprint analysis derived in collaboration with ISRO / NRSC.

Inundated Flood Area

1,485.4 sq km

Estimated flood submergence

Affected Villages

218

Revenue villages marooned/waterlogged

Estimated Population

3,85,000

Inhabitants in flood risk zones

Sensor & Orbit

Sentinel-1A (SAR)

ISRO NRSC / FMISC

SAR Satellite Inundation Extent — Sentinel-1A (SAR)

Pass Time: 2026-09-07 (1800 hrs)

SAR EARTH OBSERVATION•Last Updated: 2026-09-07 (1800 hrs) 06:00 IST•Sentinel-1A (SAR) •

Satellite Detection Legend

Submerged Inundation Area

Normal River Channel

GIS Display Controls

SAR Overlay Opacity: 80%

Active Geo-Spatial Layers

Sentinel-1A SAR Inundation Footprint CWC River Drainage Centerlines District & Tehsil Administrative Boundaries UPID Flood Embankment Alignment

Affected Districts (Estimated)

GorakhpurActive Flooding
SiddharthnagarActive Flooding
BalrampurActive Flooding
Lakhimpur KheriActive Flooding
BahraichActive Flooding

Official NRSC / ISRO Satellite Inundation Imagery Feed

High-resolution Synthetic Aperture Radar (SAR) flood extent footprints processed by NRSC / ISRO Hyderabad and published by the Flood Management Information System Centre, Lucknow.

Imagery for this pass is not published on the portal.

Historical Satellite Pass Archive (2023 – 2026)

Every dated SAR / optical flood footprint published by FMISC since the 2023 monsoon. Select a season to browse individual satellite passes, including multiple same-day acquisitions (0600, 1030 and 1800 hrs).

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