CASTRO VALLEY (KRON) — A 16-year-old girl has gone missing from Castro Valley, authorities said on Thursday.

Kendelle Patton was last seen on Aug. 11.

She is described as a black female, about 5 feet 9 inches tall, 120 pounds, with a medium complexion and brown eyes. She was last seen wearing a light-colored shirt and black jeans.

Patton is known to ride BART to visit friends in San Francisco and Richmond, authorities said.

If you see her, you are asked to contact the Alameda County Sheriff’s Office at (510)-667-7721.

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