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Legal hold notice for WTC documents, undated

Machine-extracted title · confidence 98%

Notice instructing staff to preserve original World Trade Center documents for potential legal actions against the City.

NYC-WTC_000148192–000148619

Folder label: “AIR ASBESTOS MONITORING REPORTS

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NYC 9/11 Public Portal Document

SEP-13-2001 16:46 NYS ENCON.REGION2 17184824026 P.03/03

nt Results from 2:12/01 Sampling Eve USEPA Dust and Alt Atgt'S cut

dus t for ces mat end is sam ple s wer e collected in the vicinity of Ground Ground Zero Seven tha n 1% asb est os ( Chr y set.le), Three samples contained la: Zero All samples con tai ned less ch was ami osi te. Nin e air sam ple s wer e col lected and analyzed for asbestos whi than. 19% detected in any samples. ya. t fibrous materia's sample s were collected in South Brook' Brookive Air Sampling Five dus ned less than the asbestos (Chrysothis) . Twelve er Hei ght s All sam ple s con tai and Brooklyn ected in any air samples. which was not det ø samples were analyzed for mebestes

Methodology A. TEM EPA 4CCFR /63 AHER Air samples were analyzed ey PLM . EPA-600 R-93/; 15 Dus: samples were analyzed by

- 1

TOTAL P.03

NYC-WTC 000148539

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NYC-WTC_000148539Source: NYC Law Department, mirrored locally

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