Water is a crucial element of all living hoods on the earth. It is a basic need for all living hoods. Today because of drastic raise of pollution day by day, we have to know that our drinking and domestic water hygienic or not. This book is about some physico-chemical analysis of some domestic water bodies of Mehsana District, Gujarat, India. even all this methods which are used for water analysis.It is also useful for somebody future reference for analysis of water. Also gives information about define area.