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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 14:36 6314676905 PEDNEAULT ASSOCIATES PAGE 04/07

Prepared Exclusively For: PEDNEAULT ASSOLTATES, INC. N.Y.C. D.E.P. HAZMAT DIVISION 1615 NINTH AVENUE, BOX 205, BOHEMIA, N.Y. 11716 59-17 JUNCTION BOULEVARD LAB NUMBER: 01090201 CORONA , NY 11368 (718) 595-6431 PROJECT ID : WORLD TRADE CENTER

COLLECT DATE DATE RECEIVED RELEASE DATE REPORT DATE 9/17/01 11:05 AM 9/18/01 9/18/01. 9/18/01 SAMPLE ID#: 01090201-004: MATRIX AIRIGAS SAMPLE ORIGIN: BERRY ST. & NORTH 11th ST, BROOKLYN

PARAMETER METHOD RESULT UNITS Aluminum (AI) OGHA ID121 <0.01 mg/m3 Antimony (Sb) OSHA ID121 0.12 mg/m3 Arsenic (As) OSHA ID121 0.0 mg/m3 Copper (Cu) OSHA ID121 0.08 pg/m3 Barium (Ba) OSHA ID121 0.01 mg/m3 Beryllium (Be) OSHA ID121 <0.01 mg/m3 Cadmium (Cd) OSHA ID121 <0.01 mg/m3 Calcium (Ca) OSHA ID121 1.29 mg/m3 Chromium (Cr) OSHA ID121 0.02 mg/m3 Imn (FA) OSHA ID121 %0.01 mg/m3 Lead (Pb) OSHA ID121 <0.01 mg/m3 Magnesium (Mg) OSHA ID121 0.29 mg/m3 MangAnARe (Mn) OSHA ID121 <0.01 mg/m3 Mercury (Hg) OSHA ID121 <0.01 mg/m3 Nickel (NI) OSHA ID121 <0.01 mg/m3 Potassium (K) OGI IA ID121 40.01 mg/m3 Selenium (Se) OSHA ID121 0.06 mg/m3 Sodium (Na) OSHA ID121 2.46 mg/m3 Thallium (TI) OGHA ID121 0.01 mg/m3 Zinc (Zn) OSHA ID121 0.01 mg/m3 Silver (Ag) OSHA ID121 <0.01 mg/m3

Reported results are reflective of TOTAL, Metal @ 2L per min./15min. run

John Pedneault Page 4 of 7 Lab Director NYS CLAP #10224 MWBE #46075

NYC-WTC_000148274

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NYC-WTC_000148274Source: NYC Law Department, mirrored locally

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