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LIVE · updated Nov 10, 2026, 12:34 PM ET

FDNY · BROOKLYN · Fire

Hazmat Unit Requested at 539 Atlantic Avenue in Brooklyn

By NYC Alert · ·

FDNY is responding to a report of fumes at 539 Atlantic Avenue, between Third and Fourth Avenues, in Brooklyn. Units checked the post office and surrounding exposures and reported everything appears to be negative. A hazmat unit was requested to respond, and police are on scene.

Location
539 Atlantic Avenue
Map of 539 Atlantic Avenue, Brooklyn
📍 539 Atlantic Avenue, BrooklynOpen on the live map

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Radio audio

Latest transmission
Transmission 1

Public FDNY / NYPD radio, kept for 7 days.

Updates

  1. Radio Heard: "Battalion 31 to Brooklyn. Battalion 31. Box 585. We continue to operate with Engine Company 226, Ladder 105, and Hazmat one as Hazmat conducts a final look into the post..."
  2. Radio Heard: "31. Asmat 184. Squad one can go 10 eight, okay? 10 four. Squad one. I want 10 four, 10 eight."
  3. Hazmat Unit Requested at 539 Atlantic Avenue in BrooklynPost office and exposures checked, negative; hazmat unit requested; PD on scene; 10-18 requested
  4. Radio All units were released except one engine and one ladder.
  5. Expand 6 updates
    1. Radio Heard: "31 to Brooklyn. I think squad one, without the 2nd piece, will be sufficient. K. Yes, sir."
    2. Radio Heard: "Citywide to X 32 X 32. Are you 63? X 32. X 32. We sent you over a job, Atlantic Avenue, 4th Avenue, Brooklyn. X 3263."
    3. Radio Battalion 31 reported that surrounding exposures and the post office were checked and found negative, and requested a hazmat unit to respond.
    4. Radio A unit was requested for an inhalation incident at Atlantic Avenue and Third Avenue in Brooklyn.
    5. Radio Heard: "Hazmat one to Brooklyn. Hazmat one, here available. 10 four. I just got the run where we can, you can uh, 10 four. Haz 10 four. 11. 11 10 41. 220 switch to me."
    6. Radio Heard: "Box 585. Can we have EMS respond for employees or customers with breathing complaints? A pepper spray-like device exploded in a package. Can we also have a hazmat..."
  6. Fumes Reported at 539 Atlantic Avenue in Brooklyn
  7. Radio Units reported fumes in the fourth stop.

Units on this call

Battalion 31 Engine 226 HazMat 1 Ladder 105 Squad 1

Heard on the FDNY radio for this call and checked against the FDNY unit roster.

How this story was produced: NYC Alert summarizes public FDNY and NYPD radio transmissions with AI and checks every published fact against the radio before it appears. Details can change as a call develops; verify independently.