"The pressure was so high that the team could not enter into the well," said K Satyanarayna, Manager of Tripura Asset of ONGC. "The CMT is capable of handling such situation and the well will be sealed by drilling mud soon," he added. An alert has already been sounded in West Tripura's Konaban area following leakage of natural gas since Tuesday evening. Paramilitary, Tripura State Rifles (TSR) has cordoned off the area and there was no threat to people yet, the sources said.