Nassau police are asking the public to help locate a teenager who was reported missing from a Syosset-based human services agency Sunday afternoon.

The Missing Persons Squad is investigating the disappearance of Selena Ventura, 14, who was last seen leaving the MercyFirst group home at 525 Convent Rd. at about 4 p.m. Sunday.

She is 5 feet, 5 inches tall, weighs 211 pounds and has brown eyes and long blond hair, police said.

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Detectives request anyone with information to contact detectives at 516-573-7347 or to dial 911.

Callers will remain anonymous.