- Neyveli is a city located in the Cuddalore district of the Indian state of Tamil Nadu. It is well-known for its massive lignite deposits, which are used for power generation. Neyveli is home to Neyveli Lignite Corporation (NLC), a public sector undertaking that operates lignite mines and power plants. The city has a population of around 2 lakh people and is known for its well-planned layout and infrastructure. Neyveli also has educational institutions, hospitals, shopping centers, and other amenities necessary for a modern city. The city has a pleasant climate throughout the year, making it a popular residential and commercial destination in the region.