Optical Flood Tool Service


Optical based Flood processing chain

Service using Sentinel-2 and Landsat-8 data and an automated Water Extraction tool developed and integrated in GEP by eGEOS to extract water bodies to support flood mapping.

EO sources supported:

  • Sentinel-2
  • Landsat-8

Output specifications

  • water mask GeoTiff file)

Select the processing

Select the files to process

  • Click on the Data Packages button in the bottom right of the screen, within the Features Basket panel.

Then select from the list the “Optical-flood-trial-case” data package and click on load. The service works with Landsat-8 images and with tiled Sentinel-2 data (e.g. the filename starts with “S2A_MSIL1C_”). The selected data package contains the reference to the following input file:


Fill the parameter values

Define values for the “Job title” and the “Optical images” fields.

  • As Job title, type:
Optical flood extraction
  • As input optical images, drag and drop the selected input file:

Run the job

  • Click on the button “Run Job” at the bottom of the Optical flood extraction processor tab, and monitor the progress of the running Job:
  • Wait for the Job completion, then check the status is set as “Successful Job”.
  • Download the optical flood extraction processing results once the Job is completed:

The output of the service (water mask) is a GeoTiff file, represented in int format, with “100” value where the water is present, “0” otherwise.