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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 14:14 6314676905 PEDNEAULT ASSOCIATES PAGE 11/14

Prepared Exclusively For; PEDNEAULT ASSOCIATES, INC. N.Y.C. D.E.P. HAZMAT DIVISION 1615 NINTH AVENUE, BOX 205, BOHEMIA, N.Y. 11716 59-17 JUINCTION BOULEVARD LAB#: 01090183 CORONA , NY 11368 PROJECT ID WORLD TRADE CENTER (718) 595-6431 MATRIX: AIRIGAS

COLLECT DATE DATE RECEIVED RELEASE DATE REPORT DATE 9/15/01 11:55 PM 9/16/01 9/17/01 9/17:01 SAMPLE ORIGIN BAY ST & VICTORY BLVD., STATEN ISLAND SAMPI.F. TN#: 01090183-006 RESULT UNITS M.D.I ... METHOD ANALYSIS DATE Dichlorodifluoromethane 0.72 ppb v/v 0.123 USEPA TO-15 9/17/01 Chloromethane 0.64 ppb v/v 0.1037 USEPA TO-15 9/17/01 1,2-Dichlorotetrafluoroethane ND ppb v/v 0.2886 USEPA TO-15 9/17/01 Vinyl Chloride ND ppb v/v 0.1249 USEPA TO-15 9/17/01 Bromomethane ND ppb v/v 0.2418 USEPA TO-15 9/17/01 Chioroethane ND ppb v/v 0.2478 USEPA TO-15 9/17/01 Trichlorofluoromethane 0.20 ppb v/v 0.1839 USEPA TO-15 9/17/01 1,1-Dichlorvethene NO ppb v/V 0.0799 USEPA TO-15 9/17/01 Methylene chloride ND ppb v/v 0.1909 USFPA TO-15 9/17/0] Freon 113 ND ppb v/v 0.161 USEPA TO-15 9/17/01 1,1-Dichioroethane ND ppb v/v 0.1398 USEPA TO-15 9/17/01 cis-1,2-Dichlorosthene ND ppb v/v 0.1783 USEPA TO-15 9/17/01 Chloroform ND ppb v/v 0.1681 USEPA TO-15 9/17/01 1,2-Dichloroethane ND ppb v/v 0.1688 USEPA TO-15 9/17/01 1,1,1-Trichloroethane ND ppb v/v 0.0974 USEPA TO-15 9/17/01 Benzene 2.60 ppb v/v 0.1201 USEPA TO-15 9/17/01 Carbon Tetrachloride 0.12 ppb v/V 0.0922 USEPA TO-15 9/17/01 1,2-Dichloropropane ND ppb v/v 0.1138 USEPA TO-15 9/17/01 Trichloroethene ND ppb v/v 0.1329 USEPA TO-15 9/17/01 cis-1,3-Dichloropropene ND nph v/v 0 0A24 USEPA TO-15 9/17/01 trans-1,3-Dichloropropene ND ppb v/v 0.1222 USEPA TO-15 9/17/0] 1,1,2-Trichloroethane ND ppb v/v 0.0898 USEPA TO-15 9/17/01 Toluene 6.19 ppb v/v 0.0735 USEHA 10-15 9/17/01 1,2-Dibromoethane ND ppb v/v 0.0971 USEPA TO-15 9/17/01 Tetrachloroethene ND ppb v/v 0.0845 USEPA TO-15 9/17/01 Chlorobenzene ND ppb v/v 0.1343 USEPA TO-15 9/17/01 Ethylbenzene 0.88 ppb v/v 0.0744 USEPA TO-15 9/17/01 m.p-Xylene 2.49 ppb v/v 0.1785 USEPA TO-15 9/17/01

John Pedneault Page 11 of 14 Lab Director ND-RESULT IS EQUAL TO OR LESS THAN MDL NYS ELAP #10224 MWBE #46075

NYC-WTC_000148235

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NYC-WTC_000148235Source: NYC Law Department, mirrored locally

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