The community of Copiague, New York, was shaken on Thursday morning after reports of an active shooter inside Copiague High School prompted an immediate lockdown and a massive law enforcement response.

Parents, students, and staff faced moments of fear and uncertainty as authorities worked quickly to secure the building and ensure the safety of everyone inside. Initial alerts spread rapidly across social media, urging parents to check on their children after witnesses reported gunfire inside the school.

According to law enforcement officials, a firearm was discharged on school property, sparking panic and immediate emergency protocols. The school district confirmed that no students, teachers, or staff members were injured during the incident, a fact that has brought immense relief to families and the broader community.

By mid-morning, authorities reported that students had been safely escorted out of the building in a controlled release. Buses and parent pick-ups were coordinated with heightened security as officers continued their search of the school grounds.

Officials later confirmed that three individuals were taken into custody, and a fourth suspect remained at large during the initial stages of the investigation. The identities of those arrested have not yet been released, but police confirmed they are working to determine the connection of each individual to the firearm discharged inside the building.

Witnesses described the scene as chaotic but orderly, as teachers and administrators quickly followed active shooter protocols. Classrooms were locked down, and students sheltered in place until police cleared hallways. Parents gathered anxiously outside, waiting for updates while helicopters and emergency vehicles surrounded the area.

“This is every parent’s worst nightmare,” said one mother, who rushed to the scene after receiving a text from her daughter. “I’m so grateful she’s safe, but I never thought something like this would happen here.”

Law enforcement agencies, including local police, county officers, and special response units, worked together to secure the school and surrounding neighborhoods. As of Thursday afternoon, police confirmed the building had been cleared, and there was no ongoing threat to students or staff.

The incident remains under active investigation. Detectives are reviewing surveillance footage, interviewing witnesses, and examining how a firearm was brought into the school. Officials are also working to determine the motive behind the incident and whether the suspects intended to cause harm or were involved in another dispute that escalated dangerously.

The Copiague School District issued a statement expressing relief that no injuries occurred, while also acknowledging the fear and trauma caused by the incident. Counselors and support services are being made available for students and staff who may need assistance processing the day’s events.

Community leaders are urging calm while emphasizing the need for continued vigilance and cooperation with law enforcement. Parents are being asked to speak openly with their children, provide reassurance, and seek support if needed.

Though the day ended without physical harm, the emotional impact of the incident will linger. The community is rallying together to support students, teachers, and families while awaiting further updates from investigators.