The rupture caused so much water to flow that it breached the retaining wall behind one home and completely flooded the inside.
A water main rupture at Highland Avenue and Santa Monica Boulevard has disrupted traffic in the area.
A pair of separate water main breaks made for a longer commute Monday along Sunset Boulevard.
An overnight water-main break in South Los Angeles flooded streets in the area and impacted about 30 people, authorities said.
A water main broke late Monday morning, causing a large sinkhole in a San Fernando Valley street.
Sunset Boulevard reopened early Monday morning following a six-day closure after a water main broke and spilled 20 million gallons of water onto the UCLA campus.
Repairs are complete and repaving will start Sunday on Sunset Boulevard, where an antiquated cast-iron main ruptured and caused extensive flooding in parts of Westwood last week.
Utility crews were fitting and welding a nearly century-old pipe that burst and made a mucky mess of UCLA with hopes of finishing the fixes and restoring heavily traveled Sunset Boulevard above it on the weekend.
A broken pipe flooded the Target store in Westwood Friday.
Crews worked overtime Friday to remove vehicles from a flooded parking structure at UCLA.
Crews hope to have Sunset Boulevard open to traffic by late Friday or early Saturday morning, the Los Angeles Department of Water and Power said.
An estimated 20 million gallons of water were lost when a high-pressure water main burst on Sunset Boulevard in front of Marymount High School on Tuesday, flooding two parking structures on the UCLA campus.
Workers from the Los Angeles Department of Water & Power were on the scene at Highland and Santa Monica at 5 p.m. Monday after a small break was reported, resulting in some pavement collapse at the intersection.
A water main break flooded several streets Friday in Highland Park.
The break occurred at Sixth Street and Vermont Avenue, officials said.