Vadalur is a small town located 10 km from
Neyveli. It is 40 km from
Cuddalore. The place is famous for many saints and scholars. The great saint Vallalar lived here. He preached people to lead a vegetarian life and adviced them to abstain from killing living beings such as goats and hens as it was a great sin. The average rainfall of the town is 83.5 cm.