Marianna Mine Explosion
Marianna, Washington County, Pennsylvania
Marker Inscription
On November 28, 1908 154 miners died in what was the worst disaster in Washington County and among the most severe in the history of US mining. The incident, and several others at the time, catalyzed public advocacy for mine safety, leading to the establishment of the US Bureau of Mines in 1910. USBM research on safer blasting materials and the prevention of mine gas and dust explosions resulted in the reduced occurrence of mine disasters.
Erected by Pennsylvania Historical and Museum Commission
The Story
On November 28, 1908, an explosion tore through the Marianna coal mine and killed 154 men — the worst disaster in Washington County's history and among the deadliest in American mining. Coming amid a string of catastrophic mine explosions in that era, the tragedy fueled a public outcry for safety reform. Within two years Congress created the U.S. Bureau of Mines, whose research into safer explosives and the control of gas and coal dust helped make the mines less lethal.
Why it matters
The Marianna disaster stands for the human cost of America's industrial coal age and marks a turning point that pushed the nation toward federal mine-safety oversight.
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Related events
- · Marianna Mine Explosion (1908)
- · Establishment of the U.S. Bureau of Mines (1910)
Themes & tags
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