Air monitoring report, WTC site, undated

z KAM CONSULTANTS z o 35-40 36lh Street o co g Long Island City REPORT OF AIR MONITORING o New York, 11106 (PHASE CONTRAST MICROSCOPY ANALYSIS OF AIR FILTERS) I “0 O O Tel: (718)729-1997 c CT CLIENT: DCAS DATE; 09/14/01 O Fax:(718)729-1876 o' PROJECT: CITY HALL ADDRESS: CITY HALL -Down Town Manhattan 00 "0 KJ City Hall Basement & 3rd Floor o 00 R W CD CLIENT FLOW FLOW SAMPLE FIBERS FIBERS E O TIME TIME 0 SAMPLE LOCATION BEF. AFTER VOLUME PER PER REMARKS LAB ID# o S R IN OUT ID# (Ipm) (Ipm) (liters) FIELD CC o P K c 3 01 Locker Room Between 2nd/3rd Floor N/E 19:02 22:02 10 10 1800 <0.055 <0.01 Air Quality A010915B-01 o 3 02 3rd Floor Art Commission Office North 19:04 22:04 10 10 1800 <0.055 <0.01 Air Quality A010915B-02 03 3rd Floor Art Commission Corridor North Side 19:06 22:06 10 10 1800 0.075 <0.01 Air Quality A010915B-03 04 4th Floor Art Commission Corridor West Side 19:07 22:07 10 10 1800 0.090 <0.01 Air Quality A010915B-04 05 5th Floor Art Commission Corridor South Side 19:08 22:08 10 10 1800 <0.055 <0.01 Air Quality A010915B-05 06 6th Floor Art Commission Corridor East Side 19:09 22:09 10 10 1800 <0.055 <0.01 Air Quality A010915B-06 07 3rd Floor At Commission South West Office 19:12 22:12 10 10 1800 0.135 <0.01 Air Quality A010915B-07 08 3rd Floor xrt Commission South Coference Room 19:13 22:13' 10 10 1800 0.100 <0.01 Air Quality A010915B-08 09 Outside Bldg. South Side__________ _ 19:15 22:15 10 10 1800 <0.055 <0.01 Air Quality A010915B-09 10 Basement Room 1A SA/V 21:01 23:01 10 10 1200 <0.055 <0.01 Air Quality A010915B-10 11 Basement Last Room Spiral Stairs N/W_________ 21:02 23:02 10 10 1200 <0.055 < 0.01 Air Quality A010915B-11 12 Field Blank <0.055 A010915B-12 13 Field Blank <0.055 A010915B-13

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TYPE OF RESPIRATORS: 1 = HALF FACE, 2 = PAPR, 3 = TYPE C, 4 = OTHER (SPECIFY): TYPE OF WORK: 1= BLDG DECON, 2 = PLASTICIZING, 3 = GROSS REMOVAL, 4 = GLOVEBAG, 5 = CLEANING, 6 = ENCAPSULATION, 7 = BAGOUT, 8 = OTHER (SPECIFY): o SAMPLING TECHNICIAN: Z.B. Nowrak DATE RECEIVED: 09/15/01 K ROTAMETER; KAM- 04 DATE OF ANALYSIS: 09/15/01 I DATE OF REPORT: 09/19/01 Analyst: Lab Mana^r; DSepak Bajracharya David Chen o The samples listed above are analyzed by Phase Contrast Microscopy (PCM) as per NIOSH 7400 Method -Issue 3 The detection limit of this method is 7 fibers per square mm per filter area. o KAM CONSULTANTS shall not be liable for information arising from samples that are not in its QA and QC program. I o The results relate only to the items calibrated or tested. The certificate of report shall not be reproduced without approval of the laboratory. The report must not be used by the client to claim endorsement by NVLAP or any agency of the U.S. Government. co co NYS-DOH ELAP # 11273 A IIIA # 100269 CK 1 to to