Udaka Shanti is performed for peace and harmony in the house. It is generally performed before any function or ceremonies like Upanayanam, Gruha pravesham, Vivah etc. Water of river is always considered sacred and can be used directly without infusion for the purpose of purification of materials and objects.
This Shanti is performed by Purohits, starting with Ganapathi pooja and Varundeva and other Gods are invoked in the Kalash filled with water and the 1414 of Udakashanti mantras from yajurvedam are chanted. Performing Udakshanti brings harmony and good fortune, Purifies and spiritualizes the surrounding and environment of the home with holy vibes and helps overcome and removes any obstacles and hurdles one may come across in their life.