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The Kuril Islands are located in a seismically active zone, where tremors of varying power are regularly recorded.
YUZHNO-SAKHALINSK, October 7 - RIA Novosti. An earthquake of magnitude 4.6 occurred on Wednesday near the southern Kuril Islands and was felt in Shikotan, Elena Semenova, head of the Yuzhno-Sakhalinsk seismic station, told RIA Novosti.
“An earthquake of magnitude 4.6 was registered on the morning of October 7 in the Pacific Ocean with an epicenter 59 kilometers east of the village of Malokurilskoye on the island of Shikotan. The source of the tremors was located at a depth of 63 kilometers under the seabed,” the seismologist said.
According to Semenova, the earthquake was felt in Shikotan with a force of up to three points; a tsunami alarm was not declared.

An earthquake of magnitude 6.1 occurred in the Pacific Ocean on the night of October 7. The epicenter was located 149 kilometers east of the uninhabited island of Matua, the source was at a depth of 20 kilometers under the seabed. The tremors were felt on the island of Paramushir.

The concentration of air pollutants in the Sirius federal territory is several times lower than permissible values and does not pose a threat to health. The head of the territory, Dmitry Plishkin, reported on the fire of the Aframax Rio tanker in the Black Sea, attacked by unmanned boats, and the temporary closure of beaches for safety reasons. The crew of 23 people was rescued and there were no casualties.

The head of the Sirius federal territory, Dmitry Plishkin, called on residents and guests to refrain from spending long periods on the streets and not to open windows due to the deteriorating air and water conditions; the beaches are temporarily closed.

Kremlin aide Yury Ushakov announced that the declining water level of the Caspian Sea will be a key topic at the upcoming Caspian Environmental Summit in Turkmenistan, attributing the cyclical fluctuations to climatic factors affecting water inflow and evaporation.

An earthquake of magnitude 4.4 was recorded on the Kuril Islands. The epicenter was located 94 km from Severo-Kurilsk at a depth of 40 km. There have been no reports of casualties or damage at this time.

The Ministry of Emergency Situations in the Kamchatka Territory warned residents about the approach of a powerful cyclone. On the night of October 7, heavy rains and storm winds of up to 32 m/s are forecast in a number of districts in the region.