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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

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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

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NYC 9/11 Public Portal Document

02/20/2002 09:05 FAX 1 1023

JLC ENVIRONMENTAL CONSULTANTS, INC. 200 Park Avenue South, Suite 10011, New York, New York 10003 Phone: (212) 420.8119 Fax: (212) 420-8092 Project No.: 01-2155 Insignia Recidental Qrotlp, Inc. ELAP Lab Code: 11029 Analyte: FIBERS 376 Third Avenue NIOSH and AIHA Lab Coda: 100273 Date Received! 10/23101 /dew York, NY 10017 NVLAP Lab Coda: 101963 Date Analyzed: 10/23)01 SUMMARY OF ANALYTICAL RESULTS DUtoh.: 0110A817 Site: 100 John Street New York, NY

SAMPLE # COLLECTED DESCPIPTION / LOCATION TiMetmin) VOLUME(i) FIB/FIELD RESULTS(floe) LAB#

001 Ambient/ Lobby Area! Elevator Bank Section 100 1539 61100 0.002 <LOD 22-October A 8287

002 Ambient/ Lobby Area! Elevator Bank Section 100 1539 4/100 0,001 <LOD 22-October A 8268

003 Ambient/ Lobby Area/ Elevator Bank Section 100 1539 5!100 0.002 22-October A 8289

004 Ambient! Lobby Area/ Elevator Bank Section 73 1123 7/100 0.003 -odaber A t

005 FIELD BLANK 0!100 22-Other A 8271

Sample Analysis by: <1.00 ¢ Less than limit of detection which is 5.5 Fibers/ loo Fields Positive Phase Contrast Microscopy (PCM) V0101 H.C.P. ( High Concentration of Particles) VOID2 = Orerbadsd Method of_SamoIo Preparation and Anaiysl:_ AN samples analyzed In accordance with the NIOSH 7400 Method using A" Counting Rules. Bans 2, August 1994 inetnnnentation: .. -~ Olympus PCM Model BH2 with Walton-Beckett araticule (100= field diameter). a Laboratory Director Report Date: October 25, 2001 JLC Is raspena bte for only the Aber covnta within the Itmitations of the method described as NIOSH 7400. Among other imitations, this % method gives only an index of airborne fibers and provides only an estimate of asbestos concentration. Any and a8 cairns arisk g out of JLCs analysis of time samples are limited In recovery to the cost of analyzing samples. JLC accepts no other liability and the client agrees to seek no coals beyond the above. Page 1 of 2

NYC-WTC 000123820

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NYC-WTC_000123820Source: NYC Law Department, mirrored locally

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