Supplemental Info:
Security Alert
U.S. Embassy Havana, Cuba
August 3, 2026
Location: Cuba
Event: As of 22:43 EST on August 2, Cuba experienced a total power failure due to a collapse of Cuba’s electrical grid. According to Cuban regime media, the reason for the collapse and the timeline to restore power is unknown. All U.S. citizens in Cuba or planning to travel to Cuba should be aware and plan accordingly. There are reports of cellphone and internet outages.
Cuba’s electrical grid is increasingly unstable, and this is the 6th total grid failure of 2026 with three occurring in July 2026 alone. The electrical system remains vulnerable and additional regular outages have been occurring more frequently and for longer periods. Scheduled power cuts occur daily, and unscheduled outages persist throughout Cuba with daily deficits of over 60%.
Actions to Take:
Review daily updates published by UNE (Unión Eléctrica) and follow UNE’s social media accounts.
Monitor local media for updates.
Stay in touch with family and friends.
Keep mobile phones and portable battery banks charged
Have flashlights and spare batteries in a location easy to access
Stock up on nonperishable food and water
Ensure you have all medicine you require.
Prepare for alternative methods of meeting your medical needs (medical devices requiring power, medicines refrigeration, etc.)
Assistance:
U.S. Embassy Havana, Cuba
Phone number: +(53) (7) 839-4100; after hours dial 1, then 0
U.S. Citizens: acshavana@state.gov
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Subscribe to the ‘U.S. Citizen Consular Information: Cuba’s WhatsApp channel: https://whatsapp.com/channel/0029VbBWEpNCsU9TsOaCjm3K
State Department – Consular Affairs phone number:
+1-888-407-4747 or +1-202-501-4444
Cuba Country Information
Enroll in the Smart Traveler Enrollment Program (STEP) to receive security updates.
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View the Original:
https://cu.usembassy.gov/security-alert-security-alert-u-s-embassy-havana-cuba-august-3-2026/
