Mau, formerly Mau Nath Bhanjan, is an industrial town in Uttar Pradesh, India. Located nearly 90 km from Varanasi on the banks of Ghaghra (Saryu), it is a major centre of the textile weavers. It is divided into 4 tehsils, 9 blocks, 596 gram panchayats and 1644 villages. The Tamasa river flows through the city. In 1960s it was the biggest supplier of a plant called plash. The city is the headquarters of the Mau district