20210804 15032500 1.0 TRUE ExtractByMask Permanent_water_Esri2020_8bit_NS.tif "Irawaddy Basin Outline" G:\000_UNOSAT\002_Project_Flood_Susceptibility\MMR\Output\Permanent_water_irw_ESRI2020.tif water water Permanent_water_irw_ESRI2020