🌊">
🌊 Climate & Water · BWDB · SPARRSO

Flood, Drought &
Waterlogging Mapping

Multi-temporal satellite water intelligence for Bangladesh — permanent water, flood-risk zones, tidal inundation, drainage congestion, and salinity persistence. Real-time monsoon monitoring + pre/post-cyclone assessment.

Water intelligence layers we deliver

From Sundarbans polders to Haor basins

💧

Permanent Water Bodies

NDWI/MNDWI mask for rivers, canals, khals, ponds, beels — baseline hydrological network.

🌊

Flood-Risk Zones

Enhanced water detection during monsoon & post-cyclone — hectare-scale damage mapping.

🏞️

Waterlogging Persistence

30-day water-persistence tracking — critical for Boro sowing decisions & drainage planning.

🚰

Drainage Congestion

Flow-accumulation score identifies bottlenecks in polder & embankment systems.

🧂

Salinity Intrusion

Coastal salinity persistence mapping — supports BWDB salinity-control planning.

🏜️

Drought Stress

Barind Tract & Rajshahi belt — NDVI/NDWI decline flags pre-drought conditions.

Real analytical outputs

From our BWDB Polder 30 (Coastal Surkhali) pilot

Water Body Detection

Permanent water + enhanced mask for full hydrological baseline.

Waterlogging & Tidal Risk

MNDWI-based inundation mapping — critical for coastal polders.

Drainage & Salinity

Persistence + congestion score over LULC zones — 20% high-risk in this AOI.

Who it helps

🏛️

BWDB · SPARRSO

National-scale flood-inundation monitoring · polder drainage planning.

🌍

Climate NGOs

· Concern · Practical Action — vulnerability mapping & adaptation.

🚨

Disaster Management

DDM · CPP · Red Crescent — real-time inundation extent for evacuation planning.

💼

Insurance & Reinsurance

Objective flood-damage assessment for parametric crop insurance triggers.

🌊 Request Water Analysis for Your Region

Free pilot for BWDB, SPARRSO, DDM, climate NGOs, and academic researchers. Multi-temporal reports in 48 hours.

Request Pilot →