The partial collapse of Champlain Towers South killed 98 people, ranking it among the deadliest non-deliberate structural failures in U.S. history.
Key Facts
- Deaths
- 98
- Injured
- 11
- Building height
- 12 stories
- Collapse time
- 1:22 a.m. EDT, June 24, 2021
- Approved remediation cost
- 15 million USD
- Remaining structure demolished
- 10 days after partial collapse
By the Numbers
Location
Cause → Event → Consequence
Long-term deterioration of reinforced concrete in the basement parking garage, driven by water infiltration and corrosion of steel reinforcement beneath the pool deck, had been documented since 2018 and described as worsening in April 2021. A $15 million remediation program was approved but major structural work had not yet begun. Additional factors under investigation include land subsidence, insufficient original reinforcing steel, and possible construction-era irregularities.
At approximately 1:22 a.m. EDT on June 24, 2021, Champlain Towers South, a 12-story beachfront condominium in Surfside, Florida, partially collapsed. Four survivors were pulled from the rubble, though one died shortly after hospitalization. About 35 additional residents were rescued from the still-standing portion of the building, which was subsequently demolished ten days later.
The collapse killed 98 people, tying with the Knickerbocker Theatre collapse as the third-deadliest non-deliberate structural failure in U.S. history. The National Institute of Standards and Technology launched a broad investigation examining nearly two dozen potential simultaneous causes. The disaster prompted renewed scrutiny of aging condominium infrastructure, building inspection practices, and reserve-fund regulations across the United States.
Human Cost
Each dot represents approximately 10,000 deaths. Total estimated: 98 (other)