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Second earthquake hits Kuril district within an hour span

Second earthquake of identical 5.0 magnitude strikes Kuril Islands region, an hour later than the initial quake. Reported by Elena Semenova, director of the "Yuzhno-Sakhalinsk" seismic station.

Earthquake Strikes Kuril District for the Second Time in an Hour
Earthquake Strikes Kuril District for the Second Time in an Hour

Second earthquake hits Kuril district within an hour span

Headline: Significant Aftershock Follows August 18 Earthquake in Kuril Islands Region

In the Pacific Ocean, a series of seismic events have been reported, with the latest being a magnitude 6.1 earthquake that occurred on August 25, 2025. This aftershock took place around a week after the initial magnitude 5.0 earthquake that struck near Ostrov Paramushir island on August 18.

The initial quake, which occurred around 1:09 PM local time, had its epicenter approximately 78 km south of Severo-Kurilsk, a city in Russia's Kuril Islands. Despite the close proximity, specific details about the immediate aftershocks following the 5.0 quake on August 18 are scarce. However, the occurrence of the substantial 6.1 event a week later suggests continued seismic activity in the region.

The head of the "Yuzhno-Sakhalinsk" seismological station, Elena Semenova, reported the occurrence of the second earthquake. RIA Novosti quoted Semenova as saying that the aftershock was shallow, at a depth of approximately 10 km, and felt near the region roughly 294 km from Russia.

Fortunately, no tsunami warnings were issued for either earthquake, and local residents felt tremors of 2-3 on the Richter scale during the first earthquake. As of now, no specific details about the consequences of the aftershock have been provided.

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  1. The weather in the Kuril Islands region has remained calm following the aftershock, as no tsunami warnings were issued.
  2. Despite the continued seismic activity in the region, the current weather conditions remain stable, according to the latest reports.

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