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← Document results/DEP Box 38/80 JOHN STREET; Block: 68 Lot: 33 BIN: 1001115 19-25 Gold Street, 25-27 Platt Street
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80 JOHN STREET; Block: 68 Lot: 33 BIN: 1001115 19-25 Gold Street, 25-27 Platt Street

Label derived from the City's folder field. The City does not supply document titles.NYC-WTC_000108622–000108676
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NYC 9/11 Public Portal Document

JI _ ENVIRONMENTAL CONSULTAN_ '- INC. 200, . _.Avenue South, Suite 1106, New York, New , ......'10003 Phone: (212) 420-8119 Fax: (212) 420-6092 Project No.: 01-2171 WSA Management Analyte: Airbom Particulate 100 Ring Road West ELAP Lab Code: 11029 NIOSH and AIHA Lab Code: 100273 Date Collected: 10/26/01 Garden City, NY 11530 Date Received: 10/26/01 NVLAP Lab Code: 101953 Date Analyzed: 10/30/01

Site: 80 John Street, New York, NY

Summary of Analytical Results SAMPLE # LOCATION / DESCRIPTION VOLUME PLOD * CONCENTRATION LAB# (mg/m3) (mg/m3)

1 Ambient/ Apartment . P11 1lorth East Room/ On 120 1.00 17C-1 North Side of Room

2 Ambient/ Apartment; p ear Main Entrance/ Left 120 1.25 17C-2 of Closet .-.-.-.-.

3 Ambient/ 11th Floor/ Elevator Hallway/ On South 120 1.25 17C-3 Side of Hallway

4 Ambient/ 11th Floor/ Elevator Hallway/ On North 120 0.92 17C-4 Side of Hallway

5 Ambient/ 11th Floor/ Apartment I PII West Side 120 0.50 17C-5 Bedroom! North West Near Closet------

6 Ambient/ 11th Floor/ Apartment;-..I -. East Side 120 0.67 17C-6 Bedroom/ North West Side Near Door

7 FIELD BLANK <0.1/ mg/Filter 17C-7

* PLOD = Performance limit of detection, which is 0.2 mg/ air volume (I). Sample Analysis by Analytical Balance

Method of Sample Preparation and Analysis All samples were prepared and analyzed in accordance with the National Institute of Occupational Safety and Health (NIOSH) Method 0500 02/15/84.

Denver A-200DS, with resolution at 0.01 mg

Gulam Machhiwala Laboratory Director OSHA Permissible Exposure Limit (PEL) for total Nuisance Dust is 5 mg1m3

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NYC-WTC 000108652

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NYC-WTC_000108652Source: NYC Law Department, mirrored locally

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