California water wars: A century of wrangling over Los Angeles’s water
Just before midnight on March 7, 1928, the St Francis Dam, located roughly 80km (50 miles) inland of Los Angeles, collapsed. There were no witnesses to the disaster – or none who survived – but investigators later determined that the 56-metre-tall (184ft-) barrier fell all at once, sending 12.4 billion gallons of water surging down…