Committee hears update on weapons-detection rollout; district reports 71,084 alerts since December
Mar 26, 2026
Superintendent and safety staff reported the weapons-detection system, installed Dec. 11, 2024, has screened roughly 728,350 visitors and logged 71,084 alerts (mostly benign). Staff said false-positive rates have fallen from 15–20% at rollout to about 8% on average and outlined training, mental-health supports and upcoming hardware costs for panic buttons.
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Superintendent-level staff and the district's director of public safety briefed the Education and People Services Committee on May 20 about safety procedures and the weapons-detection system installed across Upper Darby secondary and event sites.
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