Henry Williams learn the information of the discharge of long-suppressed 9/11 metropolis paperwork final week with curiosity, however he quickly discovered a complicated portal with none context or information.
A venture supervisor by day, he stated he was at all times “focused on messy, troublesome knowledge.” Right here, he discovered a lot.
So on Sunday, Williams downloaded the greater than 170,000 pages out there via the metropolis’s portal and started working on his personal, extra user-friendly web site.
“If you happen to don’t know what you’re searching for, you’re by no means going to search out it on this platform, as a result of there’s nothing there,” he stated. “There’s a distinction between making it out there and making it accessible.”
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He created 911records.nyc in a number of hours, hosted on servers at his Bensonhurst house. Guests can see a 3D map of what number of particular person addresses clustered round Decrease Manhattan are included to date within the information.
In a serious improve from the Mamdani administration’s web site, each out there doc is pulled up by clicking on a person dot.
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Williams has constructed instruments earlier than that clear up difficult knowledge. One helps fliers see how early they need to arrive on the airport, whereas one other set of maps can predict subway delays, rating stations for “awfulness” and “badness.”
However his 9/11 information map was extra private.
Williams’s father-in-law, Hughie Yee, died final 12 months of lung most cancers after first changing into sick two years in the past. He was a database analyst at Deutsche Financial institution, steps away from the World Commerce Heart, and at work when the assaults occurred.

“He was there after they collapsed, he was within the cloud, he bought lined in ash and he was respiration all that rubbish in,” Williams stated.
Yee was initially denied help from the victims compensation fund, unable to search out two witnesses who noticed him lined in mud. His household appealed, however by the point he was allowed to plead his case, Yee had undergone a tracheotomy and couldn’t converse at his personal listening to.
Yee was lastly permitted for cash on the attraction; he died every week later.
“It was a extremely irritating course of to search out any proof or any paperwork and that’s form of what motivated me right here,” Williams stated.
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It’s not clear if these information may have helped Yee’s household get him permitted earlier for funds, however the hope is they may supply extra assist for households whose family members get sick.
Mayor Zohran Mamdani’s administration launched the information following a yearslong battle by advocates and survivors, who sued for his or her launch. Mamdani settled two lawsuits and allotted $34 million to assist facilitate the paperwork’ launch.
Eventually week’s announcement, the mayor stated the paperwork “will assist New Yorkers entry the well being care they want.”
“These are paperwork that present what the town knew in regards to the poisonous air round Floor Zero, after they knew it and the way they acted to restrict legal responsibility,” he stated.
Sam Raskin, a spokesperson for the mayor, praised the venture.
“Making these information accessible and inspiring the general public to have interaction with them is strictly why the Mamdani administration devoted the sources essential to convey them to gentle,” he stated in an announcement.
For Williams, this venture is essentially the most significant to him and his spouse, Jennifer.
“If we will see it serving to different individuals, it will be a great way to honor her father’s reminiscence,” he stated.

