Emma Gagnon is believed to be operating a Nissan Pathfinder with the Connecticut registration 1ASWK7, Connecticut State Police out of the Litchfield barracks said in issuing a Silver Alert early Monday morning, July 18.
She's described as being 5-foot-2, 100 pounds with brown hair and brown eyes.
She was last seen wearing a gray sweatshirt and red-and-blue pajama pants.
Police say she's been missing since Friday, July 1.
Anyone with information on the whereabouts of Emma Gagnon is asked to contact Connecticut State Police Troop L, in Litchfield at (860)626-7900.
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