80 JOHN STREET; Block: 68 Lot: 33 BIN: 1001115 19-25 Gold Street, 25-27 Platt Street

NYC 9/11 Public Portal Document

NO. 157 P. 5 JLC ENVIRONMENTAL DEC. 3.2001 12:06P11 ' INC. JLC ENVIRONMENTAL CONSULTANTS, New York 10003 200 Park Avenue South, Suite 1001, New York, Phone: (212) 420-8119 Fax: (212) 420-8092 • Project No. 01-2222 NSA Management Ana : LEAD FLAP Lab Code: 11029 Collected: 11/30101 100 Ring Road West NIOSH and AIHA Lab Code: 100273 Date 11/30101 Date Received: Garden City, NY 11530 NVLAP Lab Code: 101953 Date Analyzed: 1213/01 Lab Batch *: 0111L2254 Site: 80 John Street, New York, NY a ?'.. .: IC

SUMMARY OF ANALYTICAL RESULTS - AIR

Sample # Volume (literh Results (ug/m3) Lab # Description! Location Client's Sample #

PIWI 240 <16.6 r •. I Ambient/ Outside/ Apartment. .I North 19339 Bedroom/ With Door on Right 01 240 <16.6 2 Ambient! South East Bedroom/ Entrance 19340 Door on Right/ Apartment 5C 02 <16.8 ' 3 Ambient/ Corridor/ 5th Floor/ South End of 240 19341 the Corridor with Wall .,..

03 '9 <16.6 4 Ambient/ Corridor/ 5th Floor! North End of 240 19342 the Corridor with Wall 04 5 Ambient/ 7th Floor/ Apartmerl ._.PII _._._._.;;lofth 240 <16.6 19343 Bedroom! Entrance Door on Right 05

Sample Anaysis bv: burner Alonis Absorpaon SpedrameMN (AA) with an alr..cMyleM head (Flame) and bedcpround correction (MS-Flame). Collected By: Mohammad tthan Method of Sample Preoatfion and Analysis_ with NIOSH Method 7082, Analyzed By: Tamara MeteNdna All samples were prepared and anayaed in accordance February 15, 1984.

Gularn Machhiwala Laboratory Director

Minimum Dectectlon Limit = -4.0 ug/m3 OSHA Permissible Exposure Limit (PEL) for General Industry Is 50 ug/m3.

Page 1 of 2

NYC-WTC 000108625