Dhanbad is a coal mining and industrial city and one of the busiest commercial centres in India. It is the second largest city and urban agglomeration in Jharkhand after Jamshedpur.
Dhanbad is famous for its coal mines and industrial establishments; it has 112 coal mines with a total produce of 27.5 million tonnes and an annual income of 7000 million Rupees through coal business. There are also number of coal washeries present there. The city is also known for its power generation plants. Hydro Power is being generated at Maithon and Panchet. Tata Power and Damodar Valley Corporation (DVC) are setting up a 1050 MW thermal power plant at Maithon. This project is already in operation with one unit running successfully. ONGC is using CBM (Coal beded methane) for power generation at some of the coal mines
