registered since the beginning of colonization in 1852. After the 2011 flood event, it was
clear that the flood maps should be reviewed. This paper describes the methods and results
to develop new flooding maps for Blumenau. Georeferencing and geoprocessing methods
were used to generate a digital model of the 2011 flood and to extrapolate it to other levels
of flooding. Analysis of the results shows the impacts of the floods from 8 to 15 meters flood …