The busted pipe in the Hollywood Hills is certainly not the first water main to break, and it won't be the last.
Last year, there was a water main break near UCLA that flooded several streets on Sunset, closing off streets.
There are more than a quarter-million pipes in the Department of Water and Power's 6,730-mile water main network. Since 2006, work crews have responded to about 13,000 leaks, that's about four a day.
Reporter Ben Poston has been digging into the numbers of our aging infrastructure for the Los Angeles Times and he joined the show to explain.