Basic objective of this article is to discuss on Water Purification. Water purification would be the process of removing undesirable chemicals, natural contaminants, suspended solids in addition to gases from polluted water. The goal with this process is to make water fit to get a specific purpose. Most water will be disinfected for human consumption normal water but water purification will also be designed for a number of other purposes, including meeting what’s needed of medical, pharmacological, chemical and commercial applications. The purification process of water may reduce the concentration of particulate issue including suspended particles, parasites, bacteria, algae, worms, fungi; and an array of dissolved and particulate material based on the surfaces that water could possibly have made contact having after falling as rain.