NYC's Mamdani releases thousands of long-sought city documents on 9/11 air quality
Also reported by BBC World
Summary
New York City Mayor Zohran Mamdani released over 170,000 pages of documents about air quality after the Sept. 11 attacks. These records show that city leaders knew the air was dangerous but told the public it was safe. The release follows lawsuits filed by 9/11 health advocates seeking transparency.Key Facts
- The documents include memos from city officials dating back to before 2001, including one from Deputy Mayor Robert Harding warning of air quality dangers.
- The records reveal that first responders and others were exposed to toxic air after the World Trade Center collapse.
- Nearly 6,000 people have died from illnesses related to 9/11 air exposure.
- The city released the documents via an online portal at City Hall on September 8, 2026.
- The release answers decades of demands from victims, workers, and advocacy groups for the truth about air safety.
- The city reached a settlement with 9/11 Health Watch, a group that sued to force publication of the documents.
- Actor and advocate Jon Stewart attended the press conference and has pushed for health benefits for 9/11 responders.
- Asbestos was found on a building facade in downtown Manhattan nearly a year after the attacks, showing lingering contamination.
