Gorai is a very ancient river. In the past, its name was Gauri. Famous astronomer and geographer Ptolemy mentioned the five mouths of the Ganges in the Sea of the Ganges. In the meantime, the name 'Kamberi Khan' is actually somebody called Gorai. The direction of the river Gorai and Madhumati is long and wide. The river flows through the direction of most currents. Boats and other small vessels can move in the rainy season from the origin to Kamarkhali, but in the dry season this part becomes unpolluted. It is almost navigable from Kamarkhali, it is possible to navigate around the whole year. The water flow in Kamarkhali is 7,93,2 cubic meters, but due to the drying of the source, the flow drops to zero at some point. The average width of the motto to Berdia is 450 meters. After this, the expansion of the river continued to grow and at a low of 3 km in the lower The portion of the river from the estuary to Kamarkhali is influenced by the tide. The words of the garrison close to Kushtia town are closed in winter: it becomes.