A mulch fire broke out Sunday afternoon, prompting Twitter users to alert NBC4, as the Orange County Fire Authority confirmed firefighters were battling the blaze.
The fire was reported at 4:18 p.m. in the 8000 block of Marine Way in Irvine.
It was not threatening any structures, according to the OC Fire Authority.
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Five fire engines were on scene to take care of the blaze.
The fire broke out at "e-Recycling of California," a recycling center process facility.
Refresh this developing story for updates.