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Heard on: Waltham Police & Fire · 1/16/2026 03:46 PM
02:32
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00:00
Engine two, tower one.
00:01
Engine two, tower one, near Middlesex Circle for an inside odor of a chemical smell after some work was done earlier.
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Fire crews check chemical odor near Middlesex Circle

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This is not an official report. The headline and summary are generated by automated AI systems from public-safety dispatch audio. Always verify with official sources.

As discussed during the dispatch call, firefighters investigated a possible chemical odor inside a residential unit near Middlesex Circle in Waltham. Engine 2 and Tower 1 were dispatched to check the source of the smell following earlier work in the building. The situation appeared to be under control, and no injuries were mentioned.

audio iconFire & Arson
Building 24, 24 Middlesex Cir #1, Waltham, MA 02452
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