Flood Maps

Interactive map to visualize and crowdsource flood related information using OpenStreetMap and Mapbox GL JS

Missing streets

If your street, building or neighborhood name is missing on the map, you can add it to the basemap directly by editing OpenStreetMap. The flood map will be updated with the new street in under 10 minutes.

Flooded Streets Data

The flooded streets layer is contributed by the public. Contributions are anonymous with no version control for the sake of simplicity.

Data dump

You are encouraged to make use of the collected data for further analysis. Download the latest flooded streets layer as a geojson using this Ajax request.

• 11AM Dec 2

Data Sources

• Base Layer - OpenStreetMap
• Vulnerable and Inundated Areas
  • Inundated areas (Nov 28) Flood Waters Over Chennai Area UNITAR - UNOSAT
  • Inundated areas (Dec 3) ISRO RISAT 1
  • Low lying locations: ISRO Cartodem3 and SRTM 30m
• Flood relief camp locations: Chennai Flood Relief Centres Crowdmapping
• Waterlogged Roads: The NEWSminute

Sources

• HTML5 boilerplate
• Mapbox base.css