This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

Nearly 500 people were arrested this weekend at two electronic music festivals in Pomona and San Bernardino, authorities said.

On Sunday, the second and final day of the Halloween-themed HARD Day of the Dead festival at the Pomona Fairplex, 162 people were arrested, according to figures released early Monday morning by the Pomona Police Department. Another 148 people were arrested on Saturday.

Authorities in San Bernardino arrested about 180 people at Escape: Psycho Circus, a two-day festival that began Friday at the National Orange Show Events Center.

At the Pomona rave, which featured headliners like Skrillex, Deadmau5 and Hot Chip, most were arrested for public intoxication, possession of illegal drugs or being under the influence of a controlled substance, police said in a statement. About 100 people were arrested for having fake identification, authorities said.

Click here to read the full story on LATimes.com.