Jammu. Earthquake in Jammu Kashmir Earthquake tremors have been felt for the last several days. National Center for Seismology (NCS) said that an earthquake of 3.5 magnitude occurred in Kishtwar district of Jammu and Kashmir on Sunday morning. According to the National Center for Seismology, the earthquake occurred at 2:47 am. Earlier on March 6 i.e. yesterday also an earthquake of 3.8 magnitudes had occurred in the Kishtwar district of Jammu and Kashmir.