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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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Scanned page image, NYC-WTC_000148358
OCR text

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DATE: 10/02/01

WORLD TRADE CENTER AIR MONITORING TABLE Fiber Asbestos Duration Sample PCM Conc. Conc Date Ambient/ Sampled Volume LOQ PCM TEM Sampled Sample ID Location Sampled Indoor (Mins) (liters) (f/ce) (f/cc) (struc./mm2) NYC-WTC_000148358

PERIMETER SAMPLES 09/12/01 10912/A207001 GREENWICH & CHAMBERS ST. AMBIENT 95 950 0.080 overload 09/12/01 10912/A207002 CENTRE & CHAMBERS ST. AMBIENT 90 900 0.016 123.73 09/12/01 10912/A207003 SPRUCE & GOLD ST AMBIENT 95 950 0.040 157.48 09/12/01 10912/A207004 BROADWAY & WORTH ST AMBIENT 50 500 0.010 44.99 NYC 9/11 Public Portal Document

09/12/01 10912/A207005 W.BROADWAY & WORTH ST AMBIENT 35 350 0.010 11.25

PERIMETER SAMPLES 09/13/01 10913/A207001 MURRAY & CHURCH ST. AMBIENT 25 375 0.220 overload 09/13/01 10913/A207002 FULTON & CHURCH ST. AMBIENT 40 600 0.100 overload 09/13/01 10913/A207003 MURRAY & GREENWICH ST. AMBIENT 40 600 0.008 <LOQ 09/13/01 10913/A207005 LIBERTY & CHURCH ST. AMBIENT 30 450 0.01 <LOQ 09/13/01 10913/A207004 WASHINGTON & CEDAR ST. AMBIENT 30 450 0.01 <LOQ PERIMETER SAMPLES 09/14/01 10914/A003001 MURRAY & CHURCH ST. AMBIENT 40 600 0.008 <LOQ 09/14/01 10914/A003002 FULTON & CHURCH ST. AMBIENT 40 600 0.007 09/14/01 10914/A003007 MURRAY & GREENWICH ST. AMBIENT 50 750 0.006 <LOQ 09/14/01 10914/A003003 LIBERTY & CHURCH ST. AMBIENT 40 600 0.020 14.32 09/14/01 10914/A003004 CEDAR & TRINTY PL AMBIENT 39 585 0.027 overload 09/14/01 10914/A003008 MURRAY BETWEEN CHURCH & BROADWAY AMBIENT 40 600 0.002 09/14/01 10914/A003009 FULTON BETWEEN CHURCH & BROADWAY AMBIENT 30 450 0.01 <LOQ HOT ZONE SAMPLES 09/14/01 10914/A003005 1 LIBERTY PLAZA - APPROX. 50 FT FROM EXPLOSION AMBIENT 50 750 0.007 <LOQ 09/14/01 10914/A003006 PARK & GREENWICH ST .- APPROX. 50 FT. FROM EXPLOSION AMBIENT 35 525 0.009 <6.56 DEP FACILITY 09/14/01 10914/A207006 184 AVE D, DEP PUMPING STATION - FOUR BAY AREA INDOOR 65 975 0.005

PERIMETER SAMPLES 09/15/01 10915/A307001 MURRAY & CHURCH ST. AMBIENT 35 525 0.022 120.18 09/15/01 302-1 FULTON & CHURCH ST. AMBIENT 40 600 0.034 overload 09/15/01 LAB3#2 MURRAY & GREENWICH ST. AMBIENT 45 675 0.031 overload 09/15/01 LABI#2 LIBERTY & BROADWAY AMBIENT 50 750 0.008 overload 09/15/01 LAB3#3 CEDAR & BROADWAY AMBIENT 30 450 0.033 overload 09/15/01 10915/A307003 BROADWAY & MURRAY ST AMBIENT 30 450 0.045 overload 09/15/01 10915/A307002 MURRAY BETWEEN CHURCH & BROADWAY AMBIENT 50 0.024 750 overload 09/15/01 LABI#1 FULTON BETWEEN CHURCH & BROADWAY AMBIENT 45 675 0.035 131.23 HOT ZONE SAMPLES 09/15/01 LAB3#1 GREENWICH & PARK PL AMBIENT 30 450 overload 0.076

METHODS: 1. PCM : NIOSH 7400 METHOD, "A" COUNTING RULE. 2. TEM : EPA 40 CFR PART 763 FINAL RULE (AHERA) Page 1 of 11

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NYC-WTC_000148358Source: NYC Law Department, mirrored locally

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