Why is California prone to mudslides?

After this historic rain in LA, nearly 500 mudslides were reported. Why is California so prone to mudslides, and how can we protect communities?

California storm: Photos show dramatic aftermath

From streets flooding to trees falling, Southern California has seen it all this week.

Crews working to restore power amid downed tree
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Crews were working to restore power in Brentwood as recovery efforts continue following a powerful storm.

Weather Forecast for Wednesday, Feb. 7
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The latest forecast and air quality conditions for the greater Los Angeles area, including beaches, valleys and desert regions.

Winter Weather Advisory issued for IE mountains
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The National Weather Service issued a Winter Weather Advisory for the San Bernardino County Mountains.

Weather Forecast for Wednesday, Feb. 7
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The latest forecast and air quality conditions for the greater Los Angeles area, including beaches, valleys and desert regions.

Capturing stormwater in LA County
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How much stormwater are we saving? LA Public Works breaks it down.

Winter Weather Advisory issued in SoCal mountains
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A Winter Weather Advisory remains in places for Southern California's mountain communities through Wednesday evening.

Atmospheric River: Post-California storms
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Crews across Southern California are picking up the pieces after the entire region was battered by the severe storms.

Picking up the pieces after LA storms
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Southern California is picking up the pieces after being hit by severe storms.

Nearly 500 mudslides hit LA during storms
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Nearly 500 mudslides hit the Los Angeles area during the deadly California storms.

Storm damage? How to file an insurance claim
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Was your home damaged or destroyed from the recent storm in California? Commercial claims advocate, Vince Perri, discusses what homeowners need to know before filing a claim.

Historic rain in Los Angeles leads to billions of gallons of rainwater collected

From this week's storm alone, Los Angeles County has been able to collect about 90% of the water that's fallen, which officials say is about a third of the drinking supply for LA County annually.

Mudslide tears through Hacienda Heights neighborhood

Three homes in Hacienda Heights had to be evacuated Tuesday morning after a major mudslide.