Kottayam: Mild tremors were felt in Upputhara and Peerumedu taluk areas of Idukki district on Friday, leaving cracks in some houses.
The magnitude of the first tremor at 5.27 AM was 2.8 on the Richter Scale, while the second at 5.45 AM was of 3.2 magnitude, collectorate officials said.
Cracks developed in the walls of some houses in the two areas after the tremors.