Port Blair, Dec 2: The power supply will remain suspended in connection with charging of newly constructed 33 KV line for Kamsarat Nallah Dam from 8 am to 12 noon on Dec 21, 2015. The areas to be affected are Bambooflat, Nayabasthi, Stewartgunj, Wimberlygunj, Shoalbay, Ferrargunj, Caddlegunj and Jirkatang, a communication said.