This is stated on the page of the weather service in the social network.
As Tatyana Ivelskaya, head of the tsunami center of the Sakhalin Hydrometeorological Service, clarified to Interfax, a weak tsunami is already being registered in that area, and a tsunami threat has been declared for areas within 300 km from the epicenter. There is no danger for the Far Eastern Federal District, the situation is being monitored by experts.
An earthquake of magnitude 7.0 was announced by the United States Geological Survey. Tremors were felt at 5:30 Tuesday near the Solomon Islands in the southwest Pacific Ocean.