Mettur Dam is a 1700 m long dam, across the river Cauvery was constructed in the year 1934. It provides irrigation facilities for 2.75 lakh acres of farmland in parts of Salem, the length of Erode, Namakkal, Karur, Tiruchirappali and Thanjavur district. It also serves as a relaxing picnic spot situated 52 Km from Salem. A beautiful park opposite the dam with Lawns , Children Play area and children’s play equipments are an added attraction. A Hydro Electric and Thermal Power Stations are also located in this town. It is an industrial centre for Aluminum and Chemical products. The 75-foot Platinum Jubilee Tower at Mettur Dam serves as a good view tower.