Electricity supply to Chidambaram is regulated and distributed by the Tamil Nadu Electricity Board (TNEB). The town along with its suburbs forms the Cuddalore Electricity Distribution Circle. A Chief Distribution engineer is stationed at the regional headquarters. Water supply is provided by the Chidambaram Municipality from the two mini power pumps, borewells and Deep borwell located in various parts of the town. In the period 2000–2001, a total of 7.5 million litres of water was supplied every day for households in the town.