Key Facts
• July 30, 8:25 AM: Magnitude 8.7 earthquake struck near Kamchatka Peninsula.
• Tsunami warnings issued for Kujukuri, Sotobo, and Uchibo areas in Chiba Prefecture.
• Tsunami advisory issued for Tokyo Bay’s inner areas as of 10:30 AM.
• Residents near coasts and rivers urged to evacuate to higher ground immediately.
• Tsunamis may strike repeatedly; stay in safe areas until warnings are lifted.
• Heatstroke precautions advised during evacuation: bring hats, fans, and water bottles.
Summary
A magnitude 8.7 earthquake occurred near the Kamchatka Peninsula at 8:25 AM on July 30, prompting tsunami warnings for Chiba Prefecture’s Kujukuri, Sotobo, and Uchibo areas. A tsunami advisory was also issued for Tokyo Bay’s inner areas. Authorities urge residents near coasts and rivers to evacuate to higher ground immediately, as tsunamis may strike repeatedly. People are advised to remain in safe locations until warnings are lifted. Additionally, precautions against heatstroke during evacuation are recommended, including carrying hats, fans, and water bottles.
