#OTD 1928 William #Mulholland's scheme to pull water from the #OwensValley led to the #SanFrancisquitoCanyon #DamBurst disaster north of #LosAngeles, when the project's mastermind ignored warnings of leaks, and a wall of water swept away hundreds of people in the middle of the night. Some 12 billion gallons spilled ruined towns 40 miles away enroute to the ocean, perhaps the worst man made #catastrophe in the history of #California.
https://blog.newspapers.com/march-12-1928-st-francis-dam-disaster/