False fire alarm at school on Sierra Avenue
Heard on: San Bernardino County Fire - Valley
00:18
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Commercial fire alarm, medic truck 71 at Entrepreneur High School, (number withheld) Sierra Avenue between Miller AvenueAnd Fairfax Street.
Fire & Arson reported near Sierra Ave., Fontana, CA 92336 on Feb 20, 2026, 2:03 PM. As discussed during the dispatch call, fire crews responded to a commercial fire alarm at a high school on Sierra Avenue in Fontana. AI-generated summary from public dispatch audio. Not an official report.
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