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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 09:24 FAX 1@ 056 JLC ENVIRONMENTAL CONSULTANTS, 200 Park Avenue South, Suite 1108, New York, INC. New York 10003 Phone: (212) 420.8119 Fax: (212) 420-9092 The Renaissance do Insignia Residential Group, Inc. Project No.: 01.2226 ELAP i.ab Code: 11029 Ahalyte: Airborn Particulate 100 John Street New York, NY 10038 NIOSH and AIHA Lab Code: 100273 Date Collected: 1217101 NVLAP Lab Code: 101953 Date Received: 12/10/01 Date Analyzed. 12110101 Site: 100 John Str'ee1 New Yorlt; NY

Summary of Analytical Results - Particulates (Dust) SAMPLE # LOCATION I DESCRIPTION VOLUME LAB # PLOD " CONCENTRATION (mg/m3) (mg/.m3) 08 Ambient/ Indoor/ Dust/ Between Elevator 3 and 4/ 387 0.23 247 P11

09 F14D BLANK 248 <0.01/ mg/ Filter

10 FIELD BLANK 249 <0.011mg/ Filter

.Senpla A elysle I0/. • PLOD - Performance limit of detection, which Is 0.2 mgl air volume (I). Analytical Balance Method of Sample Freoerstion aaA.ADA y All samples were prepared and analyzed in accordance with the National Institute of Occupational Safety and Health (NIOSH) Method 0500 02115164. .i um Denver A-20003, with resolution at 0.01 mg.

.A...-. Gulam Machhiwala Laboratory Director OSHA Permissible Exposure Limit (PL.) for total Nuisance Dust is 5 mg/m3

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NYC-WTC 000123853

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NYC-WTC_000123853Source: NYC Law Department, mirrored locally

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