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The Baltimore Mine Tunnel Disaster

Near Scranton, Pennsylvania

On June fifth, nineteen nineteen, a trolley wire fell inside the Baltimore Mine Tunnel near Wilkes-Barre. The wire hit a cart that was carrying both miners and kegs of blasting powder. The explosion and fire that followed killed ninety-two people and injured forty-four more.

It was one of the deadliest industrial disasters in Pennsylvania history, and it drew immediate international attention. Organized labor, which had been fighting for basic safety standards in Pennsylvania's coal industry for decades, pointed to the disaster as proof that existing protections were dangerously inadequate.

The resulting investigation by the United States Bureau of Mines led directly to a federal prohibition on transporting miners and explosives together in the same rail car, a rule so obvious in hindsight that its absence beforehand seems almost impossible to believe. Ninety-two people died to establish a regulation that should have existed from the first day men and powder entered the same underground tunnel.

Sources (2)
Map of Pennsylvania with this story marked