Police placed Bristol Eastern High School in lockdown Wednesday afternoon after a report of person with a handgun near campus.
Brianna Lee Kowalski, 20, of Bristol was charged with multiple weapons charges after Bristol police found her in possession of an airsoft pellet gun after leaving school grounds.
Kowalski is facing several charges including possession of a weapon on school grounds, carrying a pistol without a permit and carrying a dangerous weapon. She is being held on a $100,000 bond.
In addition, Kowalski was also arrested on an active warrant for various drug charges.
Officials said the school was in lockdown for about 20 minutes, and no one was hurt during the incident.
She is expected to appear in court on Thursday.
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