Conversation so far:
what is the biggest thermal power plant in india
The Vindhyachal Thermal Power Station is currently the biggest thermal power plant in India.
where is the vindhyachal thermal power station located
The Vindhyachal Thermal Power Station is located in Singrauli district in the Indian state of Madhya Pradesh

Question: what is the plant's capacity
Self-contained rewrite: what is the vindhyachal thermal power station's capacity