Maithon Dam Overview, Dhanbad Maithon is a serene town situated in the Dhanbad district of Jharkhand, India. Known for its tranquil beauty and picturesque landscapes, Maithon offers a peaceful escape from urban life. Constructed on the Barakar River, Maithon Dam serves the dual purpose of flood control and hydroelectric power generation. Maithon Dam is a multipurpose dam on the Barakar River in Jharkhand, India. It was built in 1957 by the Damodar Valley Corporation and has an underground power station, a reservoir, and a lake. Maithon Dam is a multipurpose dam on the Barakar River in Jharkhand, India, built in 1957 as part of the Damodar Valley Corporation project. It provides hydroelectric power, flood control, irrigation, and a scenic spot for boating, fishing, and bird watching. Damodar Valley Corporation is Frist multi-purpose river valley project of independent India for public welfare, operated in Jharkhand, West Bengal. Explore Now!