The vigiODOR solution is based on Plumair web platform. This unique solution allows to forecast and monitor in real-time the dispersion of odour and gas plumes (H^, NH^ VOC, TBM, etc) around industrial sites. Connected to the network of vigi e-noses analyzers and to the weather station installed on-site, it provides real-time key information for optimised operation of facilities and efficient management of chemical and olfactory pollution.