Overview
- Mayor Zohran Mamdani’s administration published a second installment of 40,000 documents on Wednesday, October 21, 2026, bringing the portal to more than 60,000 documents and over 200,000 pages, according to 9/11 Health Watch.
- The disclosure is part of a court settlement from Freedom of Information Law lawsuits brought by 9/11 Health Watch and calls for phased releases with additional records due in coming months.
- The portal contains previously discussed materials, including the Harding Memo and the files known as the “68 Boxes,” and 9/11 Health Watch says earlier records show officials recognized air‑quality hazards but did not change course.
- A City Council‑mandated inquiry by the New York City Department of Investigation is using the releases to examine what city officials knew about Ground Zero air quality, when they knew it, and why certain decisions were made.
- Survivors, first responders and families who pressed for the records for decades now have broader public access, which could shape ongoing investigations, legal review by advocacy attorneys, and public understanding of health risks after the attacks.