Abstract
Advanced method in general, geoinformatic method system in particular, have been effectively applied in the study on flood hazards. The authors of the article have been preliminarily applying a method association, the main of them is the geoinformatic system (geographic information system, remote sensing, GPS, mathematic-informatic model, informatic technology), in the study, assessment and forecast of flood hazards, for applying in the basin of upper course of Lô River.