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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 09/20/2001 13:50 6314676905 PEDNEAULT ASSOCIATES PAGE 04/14

Prepared Exclusively For: LEDNEAULT ASSOCIATES, INC. N.Y.C. D.E.P. HAZMAT DIVISION 1615 NINTH AVENUE, BOX 205, BOHEMIA, N.Y. 11716 59-17 JUNCTION BOULEVARD LAB#: 01090163 CORONA , NY 11368 PROJECT ID WORLD TRADE CENTER-HAZMAT RESPONSE (718) 595-6431 MATRIX: AIRIGAS

Styrene ND ppb v/v 0.0896 USEPA TO-15 9/14/01 1.1.2.2-Tetrachloroethane ND pph v/v 0.1471 USEPA TO-15 0/14/01 o-Xylene 0.23 ppb v/v 0.0111 USEPA TO-15 9/14/01 1,3,5-Trimethylbenzene 0.09 ppb v/v 0.0757 USEPA TO-15 9/14/01 1,2,4-Trimethylbenzene 0.28 ppb v/v 0.1511 USEPA 10-16 9/14/01 1,3-Dichlorobenzene ND ppb v/v 0.1564 USEPA TO-15 9/14/01 1,4-Dichlorobenzene 0.19 ppb v/v 0.169 USEPA TO-15 9/14/01 1,2-Dichlorobenzene ND ppb v/v 0.2014 USEPA TO-15 9/14/01 1,2,4-Trichlorobenzene ND ppb v/v 0.1785 USEPA TO-15 9/14/01 Hexachloro-1,3-Butadiene ND ppb viv 0.1976 USEPA TO-15 9/14/01

John Pedneault Lab Director ND=RESULT IS EQUAL TO OR LESS THAN MDL Page 4 of 14 NYS ELAP #10224 MWBE #46075

NYC-WTC 000148202

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NYC-WTC_000148202Source: NYC Law Department, mirrored locally

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