Ganesh chaturthi celebrated mainly for 5, 7, 9, & 11days. After completion of these days after puja of lord ganesha statues is performed by the head of the family with the help of Bhataji. Once the puja is held local people and family members sings the traditional ganesh aarti before the immersion of lord ganesh statues and the worship concluded by offering mantrapushpanjali. Everyone should offer akshata onto shri Ganesh hand and move the idol a little with right hand.
After the completion of all rituals the idol is immersed in flowing water. When taking the Ganesh idol for immersion, we shold also curd, puffed rice, coconut, modak etc. As provision for the journey. Aarti should be performed once again beside the reservoir of water intended for immersion and then the idol immersed along with the provisions into the flowing water.