Three fourth of coal reserves are found in the Damodar Valley. Raniganj, Jharia, Gridihi, Bokaro arrd Karanpura are major coalfields in West Bengal, Jharkhand and Bihar states. Coal is also mined in Singarauli, Suhagpur and Raigarh in Chhattisgarh. Singareni (Andhra Pradesh), Talcher (Orissa) and Chouda (Maharashtra) are other coal fields.
