The 2007 Kuril Islands earthquake was a great earthquake that occurred east of the Kuril Islands on January 13, 2007 at 1:23 p.m. Japan Standard Time (04:23 UTC) with a moment magnitude of 8.1. A tsunami warning was issued following the earthquake, and sea level gauges indicate that a tsunami was generated. The largest swells reported were 16 inches, which were recorded at Chichi-jima.