FOUNTAIN VALLEY (CBSLA) — Residents were evacuated from their homes early Saturday morning after a three-alarm fire in Fountain Valley tore through a carport, damaging at least a dozen vehicles.

Fountain Valley Police responded to reports of heavy smoke and fire coming from a carport at 10441 Slater Avenue just before 3 a.m.

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Upon their arrival, firefighters found a carport on fire extending to the outside of nearby apartments.

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Approximately 40 vehicles were reported to be damaged, as well as exterior damage to around 16 apartments.

Tenants were momentarily displaced and were being assisted by the Red Cross.

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The cause of the fire was not immediately reported.