Accidental explosion at Taiwan water park injures over 500

A fire on a music stage spread into a crowd of spectators at a party Saturday night at a Taiwan water park.

Screen grab taken from UGC by Apple Daily Taiwan, concert goers run as a fire starts at the Formosa Water Park in New Taipei City, Taiwan. (Source: AP)

More than 500 people were injured, including 141 in serious condition, authorities said.

A man carries an injured victim. (Source: AP)

The fire was sparked by an accidental explosion of an unknown powder near the stage in front of about 1,000 people. (Source: AP)

A total of 516 people were reported to have burn injuries as of about 11 a.m. Sunday. (Source: AP)

The fire erupted at the Formosa Water Park in New Taipei City near the island's capital and was quickly brought under control. (Source: AP)

Rescue workers and bystanders carrying burned and injured people on their backs, in inflatable boats and on stretchers to get medical treatment. (Source: AP)

Witnesses were quoted saying the fire spread quickly after the colored powder was blown into the air. (Source: AP)

It wasn't clear if the colored powder was part of a performance. The cause of the fire is being investigated. (Source: AP)