The Johnstown Flood

Mary Mallon became known as Typhoid Mary in the early 20th century. She has often been vilified in in modern references, though her story is actually quite complex. Research: "Mary Mallon." Encyclopedia of World Biography Online, vol. 21, Gale, 2001. Gale In Context: Opposing Vie ... Show More

This 2022 episode examines the development of a systematic approach to food safety, which didn’t happen until the 20th century. And it's tied directly to NASA trying to make sure astronauts didn’t get food poisoning in space.See omnystudio.com/listener for privacy information. 

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It’s May, 30th 1889, and the South Fork Dam in Western Pennsylvania is in danger. After nearly a month of hard rain, eight inches have fallen in one day, filling the lake behind the dam to capacity. And the dam’s owners, the South Fork Hunting and Fishing Club, have cut corners i ... Show More

May 31, 1889. It’s raining in Johnstown, PA, causing some small flooding. But the townsfolk were used to it – this city of 30,000 was nestled in a valley between two rivers. What happened next was something every person in Johnstown feared, but hoped would never come true. The ol ... Show More

Despite the efforts of engineer John Parke, the South Fork Dam does break. The ensuing flash flood sweeps up a vast, moving wall of debris: mud, rocks, trees, fragments of bridges and smashed-up houses. Residents in Johnstown, including Reverend H.L. Chapman and his family, have ... Show More

Editors Note and Content Warning: This episode was recorded in June before the devastating floods that took place in Texas on July 4th. Listeners should be aware that this episode includes descriptions of mass death, including children. Please take care while listening. Our heart ... Show More

Engineer John Parke and a team of workers furiously shovel dirt, trying to shore up the South Fork Dam as it threatens to overflow, amid torrential rains. Parke knows these efforts are their only chance of preventing a terrible flood. He decides he has to warn the towns in the ri ... Show More

National Park Ranger Doug Bosley’s existence hinges on a few dangerous seconds in the life of his great-great grandfather, William Pickerill. On May 31, 1889, Pickerill worked as a telegraph operator down the valley from Johnstown, Pennsylvania. Before it was washed away by the f ... Show More

<p>After the flood leaves many Johnstown residents trapped by debris and fighting for their lives, several oil slicks from leaking industrial equipment catch fire, igniting a deadly inferno. Sixteen-year-old Victor Heiser must rescue a young woman whose leg is pinned by rubble as ... Show More

In 1927, the most destructive river flood in U.S. history inundated seven states, displaced more than half a million people for months, and caused about $1 billion dollars in property damages. And like many national emergencies it exposed a stark question that the country still s ... Show More

Floods happen when more water is introduced to an area than can be quickly removed. That's about it, but there's more to floods, what causes them and the havoc they can wreak. Join Josh and Chuck in this super-saturated classic episode of Stuff You Should Know.See omnystudio.com/ ... Show More

January 15, 1919. Boston PD receives a call: “Send all available rescue personnel...there's a wave of molasses coming down Commercial Street." The bizarre flood decimated Boston's North End. How did it happen? And why does it still affect us all today?Special thanks to our guest, ... Show More