Cairo Jolted Awake at 3 a.m. by Rare Earthquake — Last Comparable One Killed 500

Executive Briefing

• Struck at 3 a.m. local time Monday, centered 41 km north of Suez at a shallow 10 km depth
• Shallow depth amplified surface shaking, with residents near epicenter reporting strong tremors
• Tremors reached Cairo, roughly 130 km away, prompting widespread social media reports of shaking buildings
• Several Android users received automated earthquake warnings seconds before shaking began
• Earthquakes of this magnitude are uncommon in Egypt; a 1992 Cairo quake of similar size killed over 500