Earthquake tremors were felt in Delhi and some areas of NCR on Thursday. National Center for Seismology (NCS) reported that a mild earthquake of magnitude 4.2 on the Richter scale has hit Rajasthan’s Alwar region and its tremors were felt in Delhi-NCR around 11.45 pm on Thursday. The earthquake occurred at a depth of five kilometres. Earlier on December 2, the tremors of mild earthquake of magnitude 2.7 were felt in Delhi-NCR. After the month of April, earthquake tremors were felt more than 15 times around Delhi-NCR.