UPDATE: Brush fire burns more than 580 acres off Highway 58 in the California Valley, fire under control

UPDATE (Sunday July 5th, 5:00 p.m.) -Fire crews have controlled the fire as of Sunday afternoon.

Officials say the Lake Fire burned more than 580 acres.

Firefighters ran into challenges overnight that made it difficult to contain the fire, but crews were able to keep it from damaging the Topaz Solar Farm and nearby PG&E infrastructure.

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UPDATE (11:45 p.m.) - Forward progress of the fire has been stopped at about 400 to 450 acres.

Fire crews will remain on scene overnight into the morning hours.

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UPDATE (10:13 p.m.) - The fire has grown to 150 acres and is now burning towards the Topaz Solar Farm.

Fire crews have just started accessing the area of the fire.

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The fire, dubbed the Lake Fire, has now burned 100 acres with a potential to grow to 500, according to CAL FIRE SLO.

The fire is burning south towards Highway 58.

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ORIGINAL STORY (Saturday July, 4th 9:11 p.m.) - A brush fire broke out Saturday evening off Highway 58 in the California Valley east of Santa Margarita.

CAL FIRE SLO says they are responding to reports of a vegetation fire near the 13000 Block of Soda Lake Road in a remote location.

The fire is burning 20 acres in light flashy fuels.

One structure and one vehicle are involved, officials say.

Fire crews are requesting a second alarm.

This is a developing story, check back later for details.