An earthquake registering 5.5 on the open-ended Richter scale occurred in the area of the Kuril Islands on Saturday, July 7. It was centered in the Pacific off the unpopulated Island of Urup at a depth of 40 kilometers under the seabed. Two aftershocks with a magnitude of 5 and 3.7 respectively were registered in the Kurile Islands during the day. No tremors were registered in the city of Kurilsk and there was no threat of tsunami, Itar-Tass quoted the seismic station on the neighboring Island of Iturup as saying.