6,000 Residents Evacuated After Giant WWII Bomb Found In Hong Kong

Quarry Bay entered emergency mode after a giant World War II bomb surfaced at a construction site. Police reported a device about 1.5 meters long and weighing roughly 450 kilograms. Officials assessed the ordnance as fully functional, prompting an overnight operation. Consequently, evacuations covered approximately 6,000 residents across 18 buildings. Roads closed, cordons expanded, and shelters opened. Bomb disposal specialists staged equipment and medical support on site.
Early the next morning, disarming procedures began under tight security. Historical wartime raids explain such discoveries across Hong Kong. Therefore, vigilance around deep excavation remains essential. Attention now turns to prevention and after-action reviews.
A Massive Bomb, A Massive Response
Quarry Bay entered emergency mode after a giant World War II bomb surfaced at a construction site. Police reported a device about 1.5 meters long and roughly 450 kilograms in weight. Officials assessed the ordnance as “fully functional,” which raised the risk sharply. Consequently, evacuations covered about 6,000 residents across 18 nearby buildings. Roads closed, cordons expanded, and shelters opened through the night. Bomb disposal specialists staged equipment and medical support on site. Demolition planning began immediately for early-morning action. Initial timelines targeted disposal within hours of full clearance. No injuries were reported during the rapid response.
Why Hong Kong Still Finds WWII Bombs
Hong Kong endured fierce fighting and air raids during World War II. Allied strikes targeted Japanese positions across key districts. As a result, unexploded bombs remain embedded beneath roads and work sites. Construction crews occasionally uncover large devices during deep excavation.
A 2018 Wan Chai discovery forced the evacuation of roughly 1,200 people, requiring many hours of delicate cutting and venting. Urban renewal now reaches sites with known wartime activity. Therefore, planners expect rare but serious finds during major builds. Historical mapping and pre-dig surveys aim to reduce surprises. Nevertheless, dense neighborhoods complicate every removal.
What Makes This Discovery So Dangerous?
Large aerial bombs can remain volatile for decades. Aging fuses may become unstable under vibration, heat, or impact. The hazard in Quarry Bay was amplified by proximity to residences.
Police expanded the safety cordon to limit shock and fragments. Bomb technicians prepared low-spark cutting to access the casing. Specialists also planned a staged removal of explosive fill. Transport to a secure site followed disarming steps. Controlled disposal away from dense streets minimized residual risk. Clear command chains supported each phase of the operation. Public updates continued while crews worked through the night.
What Happens During A Bomb Evacuation?
Standard protocols move in a tight sequence. First comes site security, then rapid public warnings, and staged clearances. Shelters are open while transport routes remain clear for responders. Technical teams assess the device and select tools and tactics. Final steps include disarming, removal, and safety checks before reopening.
For residents and buildings
- Police issued door-to-door notices and loudspeaker alerts.
- Temporary shelters arranged for families, seniors, and pets where possible.
- Staggered return windows announced after cordon reduction.
| Action | When |
| Bomb reported at Quarry Bay site | Sept. 19, 2025 |
| Area secured and cordoned | Sept. 19, 2025 |
| Evacuation of 18 buildings | Late Sept. 19, 2025 |
| Disposal operations scheduled | Early Sept. 20, 2025 |
| Reopening after safety checks | Following clearance |
Are Other Cities At Risk?
Similar discoveries occur in older urban centers worldwide. Berlin, London, and Manila report periodic finds during major projects. Growth pushes excavation into historically bombed zones. Therefore, risk persists when wartime raids are intense. Modern planning reduces danger through mapping and surveys: emergency drills and clear messaging limit panic and delay.
Cross-agency coordination speeds cordon setup and transport control. Public trust rises when updates remain frequent and plain. Accordingly, incident outcomes improve even under high threat. Hong Kong’s response aligns with best practices seen abroad.
How The City Plans To Prevent Future Surprises
Authorities signaled reviews of pre-construction checks in known hot spots. Historical strike maps will inform tender requirements and survey depths. Utility partners will receive earlier notices for planned digs. Site managers will escalate alarms at the first warning signs. Public alert systems will undergo stress tests and drills. Shelter capacity and transport staging will expand for dense blocks.
Construction permits may add unexploded ordnance clauses and training standards. Data from this case will refine cordon sizes and timelines. After-action reports will circulate across agencies and contractors. Continuous practice will anchor readiness for future incidents.
A Scary Find With A Safe Ending
A hidden weapon from a distant war halted a modern city. Swift action removed a major threat from a crowded district. Evacuations protected thousands while specialists neutralized the device. Coordination, planning, and calm communication shaped the result. History resurfaced, yet public safety held firm.
Reviews now aim to tighten prevention and speed future responses. For Hong Kong, the event underscores deep wartime legacies. For other cities, the message stresses preparation and trust. An alarming discovery ultimately closed with a safe return home.



