36. The Tragic Piper Alpha Oil Rig Explosion
Year: 1988
Location: Aberdeen, Scotland
Company: Occidental Petroleum (Caledonia) Ltd.
Estimated Damage Value: $1.7 billion*
In Aberdeen, Scotland, 1988, Occidental Petroleum (Caledonia) Ltd.’s oil platform experienced a catastrophic explosion due to a PSV flange leak, illustrating the thin line between mishap and disaster in the oil industry, with damages soaring to $1.7 billion.

From 9 to 11:20 pm on July 6th, multiple blasts led to the Piper Alpha’s complete destruction, marking one of the costliest oil rig calamities. Cleanup and insurance claims, primarily to Lloyd’s of London, reached $1.4 billion, prompting policy overhauls.