Seismological experts are closely monitoring the situation in more than two dozen villages in Pandhana tehsil in Khandwa district of Western Madhya Pradesh from where 1,170 tremors and underground noises have been reported during the last five months. Replying to a calling attention notice, the State Revenue Minister, Mr. Prem Sai Singh, told the Assembly today that the first underground noise was experienced in Pandhana and nearby areas on September 11.