The Arunachal Pradesh government on Saturday signed an agreement with the Tehri Hydropower Development Corporation India Ltd (THDCIL) for developing the 1,200-mw Kalai-II hydroelectric project in the Lohit river basin for Rs 13,000 crore. State Hydropower Commissioner Ankur Garg and THDCIL’s director (technical) Bhupender Gupta signed the agreement on behalf of the two sides. Chief Secretary Dharmendra presided over the programme.Once commissioned, it will generate a revenue of over Rs 300 crore annually in free power for the state.