Dhanbad is a city located in the state of Jharkhand, India. It is the second-most populous city in Jharkhand and serves as the headquarters of the Dhanbad district. Known as the "Coal Capital of India," Dhanbad is renowned for its vast coal reserves and is one of the largest coal mining regions in the country. The city is situated on the banks of the Damodar River, which has played a significant role in shaping its history and economy. Dhanbad has a rich industrial heritage, with coal mining being the primary industry. The city's coalfields have attracted numerous mining companies, leading to the establishment of several coal mines and related industries.