A quiz question · easy
Where was the pump that John Snow asked to have shut down during the 1854 London cholera outbreak?
The Broad Street pump — now Broadwick Street in Soho — was the contaminated water source Snow identified by mapping cholera deaths in September 1854. The Board of Guardians of St James's parish removed the pump handle on 8 September. The outbreak had already largely run its course, but the action prevented a second wave. The well was contaminated by a leaking cesspool three metres away.
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The Doctor Who Took the Handle Off the Pump In September 1854, John Snow walked door to door through Soho with a map, a hypothesis, and a problem the city wouldn't believe.