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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 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 JUNCTION BOULEVARD LAB#: 01090163 CORONA NY - 11368 PROJECT ID WORLD TRADE CENTER-HAZMAT RESPONSE (718) 595-6431 MATRIX: AIRIGAS

COLLECT DATE DATE RECEIVED RELEASE DATE REPORT DATE 9/14/01 2:30 AM 9/14/01 9/14/01 9/14/01 SAMPLE ORIGIN BAY ST. & VICTORY BLVD., STATEN ISLAND SAMPTE ID#: 01090163-006 RESULT UNITS M.D.L. METHOD ANALYSIS DATE Dichlorodifluoromothano 0.68 ppb v/v 0.123 USEPA 10-15 9/14/01 Chloromethane 0.52 ppb v/v 0.1037 USEPA TO-15 9/14/01 1.2-Dichlorotetrafluoroethane ND ppb v/v 0.2886 USEPA TO-15 9/14/01 Vinyl Chloride ND ppb v/v 0.1249 USEPA TO-15 9/14/01 Bromomethane ND ppb v/v 0.2418 USEPA TO-15 9/14/01 Chloroethane ppb v/v ND 0.2478 USEPA TO-15 9/14/01 Trichloroflucromethane 0.27 ppb v/v 0.1839 USEPA TO-15 9/14/01 1, 1-Dichloroethene ND ppb v/v 0.0799 USEPA TO-15 9/14/01 Methylene chloride ND pph v/v 0.1909 USEPA TO 15 9/14/01 Freon 113 ND ppb v/v 0.161 USEPA TO-15 9/14/01 1,1-Dichloroethane ND ppb v/v 0.1398 USEPA TO-15 9/14/01 cio 1,2 Dichloroethene ND ppb v/v 0.1783 USEPA TO-15 9/14/01 Chloroform ND pob v/v 0.1681 USFPA TO-15 9/14/01 1,2-DIchloroethane ND ppb v/v 0.1688 USEPA TO-15 9/14/01 1,1,1-Trichloroethane ND ppb v/v 0.0974 USEPA TO-15 9/14/01 RANTAne 0.12 ppb v/v 0.1201 USLPA TO-15 9/14/01 Carbon Tetrachloride ND ppb v/v 0.0922 USEPA TO-15 9/14/01 1.2-Dichloropropane ND ppb v/v 0.1138 USEPA TO-15 9/14/01 Trichloroethene ppb v/v ND 0.1329 USEPA TO-15 9/14/01 cis-1.3-Dichloropropena ND ppb v/v 0.0924 USEPA TO-15 9/14/01 trans-1.3-Dichloropropene ND ppb v/v 0.1222 USEPA TO-15 9/14/01 1,1,2-Trichloroethane ND ppb v/v 0.0896 USEPA TO-15 9/14/01 Toluene 0.43 ppb v/v 0.0735 USEPA TO-15 9/14/01 1,2-Dibromoethane ND ppb v/v 0.0971 USEPA TO-15 9/14/01 Tetrachloroethene ppb v/v 0.0845 USEPA TO-15 9/14/01 Chlorobenzene ND ppb v/v 0.1343 USEPA TO-15 9/14/01 Ethylbenzene 0.17 ppb v/v 0.0744 USEPA 10-15 9/14/01 m,p-Xylene 0.34 ppb v/v 0.1785 USEPA TO-15 9/14/01

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

NYC-WTC 000148245

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NYC-WTC_000148245Source: NYC Law Department, mirrored locally

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