February 15, 2018
This spatio-temporal composite flood extent product was produced using 14 flood extents derived from SAR and Multispectral imagery acquired over the course of 4 days (Sept 20th – September 24th, 2017) by NASA MSFC SPoRT, Copernicus EMS, MDA Systems and ARIA NASA JPL/Caltech throughout Hurricane Maria using a wide range of sensors and sensor types as well as different derivation methodologies.