Karwar: The station director of the Kaiga Atomic Power Station, J.P. Gupta, has denied that there was a security lapse on the part of the Nuclear Power Corporation of India Limited (NPCIL) at Kaiga. He said different government agencies were investigating the case of contamination of the drinking water by tritium in Unit 1. The NPCIL intelligence wing has interrogated 50 workers, including contract labour. Asked whether the police were informed soon after the incident came to light, Mr. Gupta said the NPCIL had