The Nemadji River Derailment: The 1992 Evacuation that Stopped Two Cities
At 2:50 AM on a humid June night, a mechanical failure on a Burlington Northern bridge turned a quiet river basin into a regional crisis. When a tanker derailed, it unleashed a plume of toxic benzene vapors, forcing 80,000 residents across the Minnesota-Wisconsin border to evacuate in the largest train-related exodus in American history. This episode uncovers the cross-state coordination that defined the response and the subsequent reforms that forced a new era of industrial accountability.
Historical documentation of the June 30, 1992, Nemadji River train derailment in Superior, WI. The…
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