New York releases 170,000 pages showing officials misled public on 9/11 air safety

September 9, 2026 at 12:23 AM2 min

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New York City has begun releasing more than 170,000 pages of previously classified documents showing officials misled residents about air safety near the World Trade Center after the September 11, 2001 attacks. The records, disclosed after a lawsuit by 9/11 Health Watch, reveal that dangerous asbestos levels were found up to half a mile from Ground Zero even 10 months later. Mayor Zohran Mamdani said the city owes families, survivors, and responders transparency and accountability.

Key Facts

More than 170,000 pages of previously classified documents were released by New York City.
Dangerous asbestos concentrations were found up to half a mile from Ground Zero 10 months after the attacks.
The documents were stored in 68 boxes and discovered only last year.
The release resulted from a lawsuit by the advocacy group 9/11 Health Watch.
Experts estimate more people have died from cancers and respiratory illnesses caused by toxic dust than the nearly 3,000 killed in the attacks.

Document Release

New York City began publishing more than 170,000 pages of previously classified documents. The records confirm that city officials misled residents about air safety near the World Trade Center after the September 11, 2001 attacks. The documents were stored in 68 boxes and were discovered only last year. Their release followed a court case with the advocacy group 9/11 Health Watch.

Air Safety Deception

Archival reports show that 10 months after the tragedy, specialists continued to find dangerous asbestos concentrations up to half a mile from Ground Zero. Despite this, officials and emergency service leaders publicly assured citizens that the environmental situation was within normal limits. They urged residents to return to their homes and businesses to resume work. Former Congressman Jerrold Nadler said officials knew about the air conditions and did nothing, caring only about reopening Wall Street.

Health Toll

Experts estimate that more people have died from cancers and respiratory illnesses caused by toxic dust than the nearly 3,000 killed in the attacks themselves. Mayor Zohran Mamdani stated that the least the city owes families, survivors, and responders is transparency and accountability.