Air monitoring report, WTC site, Oct 2001

Z Z KAM CONSULTANTS -< o 35-40 36th Street o co i i^ Long Island City NewYork, 11106 REPORT OF AIR MONITORING (PHASE CONTRAST MICROSCOPY ANALYSIS OF AIR FILTERS) u c o o Tel: 718)729-1997 CT o Fax: 718)729-1876 CLIENT: DCAS DATE: 10/03/01 o' PROJECT: ADDRESS: 346 Broadway, Manhattan, NY u o 00 KJ 12th, 11th, 9th, Sth, 6th, Sth, 4th, 2nd, 1st Floor, Lower Lobby 3. CD 03 KJ R W CLIENT E O TIME TIME FLOW FLOW SAMPLE FIBERS FIBERS o o SAMPLE LOCATION BEF. AFTER VOLUME PER PER REMARKS LAB ID# o S R IN OUT c ID# (Ipm) (Ipm) (liters) FIELD CC P K 3 CD 24 6th Floor - Exercise Room___________________ _ 13:19 15:19 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A011004B-24 z: 25 Sth Floor - Hallway by Room 500 15:45 17::45 10 10 1200 <0.055 < 0.01 Air Quality (Immed. TAT) A011004B-25 2b Sth Floor - By E tit A and Freight Elevators______________ 15:46 17:46 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A011004B-26 27 Sth Floor - Elevators Lobby 15:48 17:48 10 10 1200 <0?055 <0 01 Air Quality (Immed. TAT) A011004B-27 28 Sth Floor Fire Exit by Room 516 15:50 17:50 10 10 1200 0.080 < 0.01 Air Quality (Immed. TAT) A011004B-28 29 4th Floor - East Hallway By Room 435 ______________ 16:15 18:15 10 10 1200 0.100 <0.01 Air Quality (Immed. TAT) A011004B-29 30 4th Floor - East Hallway by Room 452_________________ 16:16 18:16 10 10 1200 0,060' < 0.01 Air Quality (Immed. TAT) A011004B-30 31 4th Floor - Elevators' Lobby________________ _ _______ _ 16:17 18:17 10 10 ■ 1200 <0.055 <0.01 Air Quality (Immed. TAT) A011004B-31 32“ 4th Floor - Waiting Area By 417_______________________ 16:18 18:18 10 jo_ 1200 <0.055 <0.01 Air Quality (Immed. TAT) A011004B-32 33 4th Floor - Room 408 16:19 18:19 'io' " 10 ' 1200 0,070 < 0.01 Air Quality (Immed. TAT) A011004B-33 34 4th Floor - Room 454 16:20 18:20 10 10 " 1200 0,055 <'o'oi Air Quality (Immed. TAT) A011004B-34 35 2no Floor - Hallway by Exit B_________________________ 16:50 18:50 10 10 1200' <0,055 '<“6.01 Air Quality (Immed. TAT) A011004B-35 ‘36 2nd Floor - Hallway East By Room 225____________ _ 16:51 18:51 10 10 1200 <0,055 < 0.01 Air Quality (Immed. TAT) A011004B-36 37 2nd Floor - Room 201 16:53 18:53 10 10 1200 <0055 < 0.01 Air Quality (Immed. TAT) A011004B-37 38' 2nd Floor - Officers’ Locker# 210 16:55 18:55 io '10 1200 <0,055 <0.01 Air Quality (Immed. TAT) A011004B-38 39 2nd Floor - Room 206_________ _____________ 16:58 18:58 io 10 1200 <0055 <0.01 Air Quality (Immed. TAT) A011004B-39 40 1st Floor - Waiting Area East by Room 119__________ 17:20 19:20 10 10 1200 0,065 < 0.01 Air Quality (Immed. TAT) A011004B-40 41 1st Floor - Inside Room 120 ___ 17:21 19:21 '>0 10 1200 <0 055 < 0.01 Air Quality (Immed. TAT) A011004B-41 42 1st Floor - Lobby By Newstand_______________________ i7:22 19:22 io '1O 1200 <0 055 <0^01 Air Quality (Immed. TAT) A011004B-42 43 1st Floor - Room 156 17:23 19:23 10 10 1200 <0,055 < 6?oi" Air Quality (Immed. TAT) A011004B-43 44 Lower Lobby - By Elavators_______________________ _ 17:30 19:30 10 10 1200 <0,055 < 0.01 Air Quality (Immed. TAT) A011004B-44 45 Lower Lobby - By Entrance of Entrance fo Leonard Street 17:31 19:31' 10 10 1200 <0.055 <0.01 Air Quality (Immed. TAT) A011004B-45 46 Lower Lobby - In Custodians Office 17:33 19:33 10 10 1200 <0,055 <0,01 Air Quality (Immed. TAT) A011004B-46

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 = ENCAPSUUKTION, 7 = BAGOUT, 8 = OTHER (SPECIFY): o H SAMPLING TECHNICIAN: Z.B Nowak / M. Tchatchueng DATE RECEIVED: 10/04/01 K ROTAMETER: KAM- 04 DATE OF ANALYSIS: 10/04/01 I KJ DATE OF REPORT: 10/04/01 Analyst: Lab Manager:( n *" rach a rya DaTidT^Ren 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 I KAM CONSULTANTS shall not bo liable for information arising from samples that are not in its QA and QC program. o The results relate only Io 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 NVS-DO/I ELAP # 11273 AlflA ft 100269 2