Update July 19 7:55pm:

Police say the missing teen has returned to South Carolina even though they have not located her.

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A missing South Carolina teenager may be in the South Lake Tahoe area.

Autumn Ellison, 16, has not been seen since July 7.

Autumn Ellison

Mt. Pleasant, S.C., police believe Ellison does not want to be located and would likely provide a false name and/or ID to authorities. They also believe she may be at risk, but details related to what type of risk have not yet been specified to South Lake Tahoe police.

She is a white, 5-feet-1, 100 pounds, long brown hair and blue eyes.

She has friends in the Tahoe-Reno area.

There has been a social media page dedicated to communicating information regarding Ellison.

Anyone with information should contact the South Lake Tahoe Police Department or Detective Corp. Daniel Eckert of the Mt. Pleasant police at (843) 884.4176.

— Lake Tahoe News staff report