Four earthquakes of “slight intensity” have been recorded in Idukki district of Kerala so far this year where the Mullaperiyar Dam is located, the Government said today.

“As per the India Meteorological Department (IMD), four earthquakes of slight intensity have been located by the National Seismological Network of IMD in Idukki district since January 1 this year,” the Minister of State for Water Resources, Mr Vincent H. Pala, told Rajya Sabha today.

He said magnitude of all the four earthquake ranged between 3.2 and 3.5.