Katni (also known as Murwara (Katni) or Mudwara) is a town on the banks of the Katni River in Madhya Pradesh, India. It is the administrative headquarters of Katni District. It is in the Mahakoshal Region of Central India. The city is 90 km (56 mi) from the Divisional Headquarters of the region, Jabalpur. It is one of largest railway junctions in India and has the largest railyard and second biggest diesel locomotive shed in India. The city has an abundance of lime and bauxite. It also has the Ordnance Factory Katni of the Ordnance Factories Board which manufactures products for the Indian Armed Forces.