NYC-WTC_000205697

NYC 9/11 Public Portal Document

Warren & Panzer Engineers, P.C. 228 East 45th Street

5^ CLIENT: New York Law School New York, New York 10017 Tel. (212) 922-0077 Fax (212) 922-0630

LOCATIONS: 47 Worth Street, 53 Worth Street 57 Worth Street, 240 Church Street New York, NY

Ambient Air Siunpling Results

..-SAMPLE BUILOn^G LOCATION 7 LABORATORY IDENTIFICATION ADDRESS ANALYSIS NUMBER RESULTS - Transrriission Electron. ■Microscopy (TEM) Y’ 21 57 Worth Street 6"’ Floor No Structure Detected 22 57 Worth Street 5“' Floor No Structure Detected 23 57 Worth Street 4"' Floor No Structure Detected 24 57 Worth Street Floor No Structure Detected 25 57 Worth Street Basement No Structure Detected 26 57 Worth Street Sub-Basement No Structure Detected 27 57 Worth Street 9“' Floor No Structure Detected 28 57 Worth Street 2"“ Floor No Structure Detected 29 57 Worth Street Mezzanine No Structure Detected 30 57 Worth Street Floor 1.0 Structure/mm'‘ 31 240 Church Street 4“' Floor No Structure Detected 32 240 Church Street yr Floor No Structure Detected •^iid 33 240 Church Street Floor No Structure Detected 34 240 Church Street F'Floor No Structure Detected 35 240 Church Street Basement No Structure Detected 36 Field Blank Not Analyzed 37 Field Blank Not Analyzed

EPA permissible Level is 70 Structures/mm^

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NYC-WTC_000205698