Air monitoring report, WTC site, undated

z KAM CONSULTANTS Z

s 35-40 36th Street Long island City REPORT OF AIR MONITORING o co

New York ,11106 {PHASE CONTRAST MICROSCOPY ANALYSIS OF AIR FILTERS) fl ■a Tel: (718)729-1997 c CT o o Fax: (718)729-1876 CLIENT: DCAS DATE: 09/27/01 o' PROJECT: ADDRESS; 125 Worth Street, Manhattan ■a o 00 10th, Sth, 6th. 4th, 2nd,& 1st Floor 3. ro =^===: 03 CD R W co CLIENT FLOW FLOW SAMPLE FIBERS FIBERS o E O TIME TIME SAMPLE LOCATION BEF. AFTER VOLUME PER PER REMARKS LAB ID# o S R IN OUT o ID# (Ipm) (Ipm) (liters) FIELD CC c P K 3 01 10th Floor - Stairs A. Exit CD 10:45 12:45 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-01 02 10th Floor - Stairs B Exit & Elevator Lobby_______ 10:46 12:46 10 10 1200 0.065 <0.01 Air Quality (Immed. TAT) A010928H-02 03 10th Floor - Stairs C Exit & Elevaor Lobby 10:47 12:47 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-03 04 10th Floor - Stairs D Exit 10:48 12:48 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-04 05 8th Floor - Stairs A Exit 11:09 13:09 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-05 06 Sth Floor - Stairs B Exit & Elevator Lobby________ 11:10 13:10 10 10. 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-06 07 Sth Floor - Stairs C Exit 11:11 13:11 10 10 1200 0.070 <0.01 Air Quality (Immed. TAT) A010928H-07 08 Sth Floor - Stairs D Exit 11:12 13:12 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-08 09 Sth Floor - Stairs A Exit 11:25 13:25 10 10 1200 <0.055! <0.01 Air Quality (Immed. TAT) A010928H-09 10 Sth Floor - Stairs B Exit & Elevator Lobby________ 11:26 13:26 10 10 1200 0.055 <0.01 Air Quality (Immed. TAT) A010928H-10 11 Sth "loor - Stairs C Exit 11:27 13:27 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-11 12 Sth. Floor - Stairs b Exit 11:28 13:28 10 10 1200 "^DO^ <0.01 Air Quality (Immed. TAT) A010928H-12 13 4th Floor - Stairs A Exit 11:50 13:50 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-13 14 4th Floor - Stairs B Exit & Elevator Lobby________ 11:51 13:51 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-14 15 4th Floor - Stairs C Exit 11:52 13:52 10 10 1200 <0.055 <001 Air Quality (Immed. TAT) A01Q928H-15 16 4th Floor - Stairs D Exit 11:53 13:53 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-16 17 2nd Floor - Stairs A Exit 12:10 14:10 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-17 18 2nd Floor - Stairs B Exit & Elevator Lobby 12:11 14:11 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-18 '19 2nd Floor - Stairs C Exit 12:12 14:12 10 10 1200 0.065 <0.01 Air Quality (Immed. TAT) A010928H-19 20 2nd Floor - Stairs D Exit 12:13 14:13 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-20 21 1st Floor Lobbies - Main Entrance 125 Worth Street 12:30 14:30 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-21 22 1 st Floor Lobbies - West Entrance Lafayette Street 12:31 14:31 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-22 23 1st Floor Lobbies - Middle of Main Lobby 12:33 14:33 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A010928H-23

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: M. Golembo, M. Tchatchueng, Z.B. Nowak DATE RECEIVED: 09/28/01

fl H K ROTAMETER: KAM- 04 DATE OF ANALYSIS: 09/28/01 I DATE OF REPORT: 10/01/01 N3 Analyst: Lab Manager: S O D^pak'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 i'ems 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 # ! >273 AIHA # IM269 1 to os