Seattle firefighters rushed Friday to a hazardous-materials call at a residential building in the 3600 block of 33rd Avenue South, shutting down the block as crews tried to figure out exactly what they were dealing with. Officials quickly urged the public to steer clear while firefighters on scene told residents whether they should evacuate or stay put, and HazMat specialists moved in to identify and secure the source. The department's first update did not list a cause or report any injuries.
Hazmat response in a residential building in the 3600 block of 33rd Ave. S. Please avoid the area. Firefighters on scene are advising impacted residents whether to evacuate or shelter-in-place.
— Seattle Fire Department (@SeattleFire) Feb 13, 2026
Seattle Fire issues first public warning
According to the Seattle Fire Department, firefighters were on the block advising residents on whether to evacuate or shelter in place and asking everyone else to avoid the area altogether. That post served as the first official word from responding agencies, and SFD did not immediately say what substance was involved.
How HazMat teams handle calls like this
Seattle's Hazardous Materials Response Team is trained to identify, contain and mitigate chemical or other dangerous releases, and the team typically works side by side with police and utility crews while they test and secure a scene, according to the Seattle Fire Department's special operations page. Depending on what they find, their playbook can include brief evacuations, shelter-in-place orders and decontamination procedures.
High-stakes block in South Seattle
The 3600 block of 33rd Avenue South sits in South Seattle neighborhoods that have seen their share of emergency responses in recent years. The same block was the scene of a deadly stabbing in October 2024, as reported by The Seattle Times. Local crews say the dense housing and tightly spaced units in the area make fast HazMat assessments crucial to limit potential exposure for nearby residents.
What residents are urged to do
People in the area are urged to follow directions from firefighters on scene and call 911 for any medical emergencies. For non-emergency information, the Seattle Fire Department shares incident updates and maintains an online incident search. This story will be updated as responding agencies release more details.
