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← Document results/DEP Box 50/100 JOHN STREET Block: 69 Lot: 7502 BIN: 1001127 15-23 PLATT STREET, 20-24 GOLD STREET
Document / 71 pages

Environmental assessment request letter, February 2002

Machine-extracted title · confidence 85%

NYC DEP letter to building owner requesting environmental hazard assessments and bulk sample results for WTC-area building re-occupancy.

NYC-WTC_000123797–000123867

Folder label: “100 JOHN STREET Block: 69 Lot: 7502 BIN: 1001127 15-23 PLATT STREET, 20-24 GOLD STREET”

←Page 47 of 71→
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NYC 9/11 Public Portal Document

02/20/2002 09:18 FAX 11046

JLC ENVIRONMENTAL CONSULTANTS, INC. 200 Perk Avenue South, Suite 1001, New York, New York 10003 Phone: (212) 420-8119 Fax: (212) 420-8092 Project No.: 01-2226 The Renaissance FLAP Lab Code: 11029 co Ins,gtla Residential Group, Ina Analyte; FIBERS 100 John Street NIOSH and AIM Lab Code: 100273 Date Received. 12/10/01 Now York, NY 10038 NVLAP Lab Code: 101963 Date Analyzed: 12/10!01 Batch 8: 0112AM SUMMARY OF ANALYTICAL RESULTS - PCM Site: L 1 100 John steer, New York, NY

SAMPLES COLLECTED DESCRIPTION I LOCATION TIME(min) VOLUME(L) FIBIPIfEL.D RESULTS(f/ec) LAB #

007 Ambient! Indoor/ PCM! Front Apartment; PII 258 4/100 e0.001 07-December 2136.24 24th Floor .-.-.-.-.-.- A 9728

008 Ambient Indoor/ PCM/ Front Apartment; _PII 258 2136.24 61100 07-Deconber (1.001 PII .-.-.-.-.-.-.-.-.-.-.. .-. A 9729

009 FIELD BLANK 0/100 07-December A 9730

010 FIELD BLANK 0/100 07-December A 9731

Sample Anahrsis.byr. CLOD = Less than limit of detection which is 5.5 Fibers!100 Fields Posithre Phase Contrast Microscopy (PCM) VOIDI )•I.C.P. ( High Concentration of Panicles) VOID2 Q Overloaded Method of Sample Preosratlon and Analysis: All samples analyzed In accordance with the NIOSH 7400 Method using W Counting Rules. Issue 2, August 1994 InstrumenMon. 1w1,4`„/t Olympus PCM Model BH•2 with Walton-Beckett Oraticuie (100um field diameter). (3ulam Machhiwala Laboratory Director Report Date: December 10, 2001 JLC Is responsible for only the fiber counts within the lImitadons of the method described as NIOSN 7400, gives only en index of airborne fibers and provides only an estimate of asbestos Among other limitations, this metho these samples are limped in recovery to the cost of analyzing Samples. JLC concentration. Any and all claims arising out of JI.Cs enaiysl: the above. accepts no other liability and the client agrees to seek no pasts b, Pace10of10 ~ 4

NYC-WTC 000123843

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NYC-WTC_000123843Source: NYC Law Department, mirrored locally

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