NYC-WTC_000196307

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o o co g o NYC Emergency Response I ■D o Asbestos Air Sampling Results for Staten Island Landfill c o Sampling Date and Time: 10/18/01 0600 to 10/18/01 1900 CT o o' co ■D CD o O O PCM by NIOSH 7400 TEM (AHERA) 3. 03 Sampling Sampling Sample ffmm’ f/cc Structures (#) S/mm^ S-f/cc* Date Sample No. Location Volume Matrix 0.5-5U >5m O o o 2*. 2.. c 10/18/01 03384 P Loc # 1 720 Air <7.0 <0.004 35.56 0.0190 3 10/18/01 03385 P Loc # 2 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 CD 10/18/01 03386 P Loc # 3 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 10/18/01 03387 P Loc # 4 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 10/18/01 03388 PLoc#5 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 10/18/01 03389 P Loc # 6 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 10/18/01 03390 P Loc # 7 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 10/18/01 03391 P Loc # 8 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 10/18/01 03392 SLoc#9A 720 Air 7.64 0.004 1" 17.78 0.0095 10/18/01 03393 SLoc#9B 720 Air <7.0 <0.004 2** 0 17.78 0.0095 10/18/01 03394 S Loc# 10 A 720 Air <7.0 <0.004 0 8.89 0.0048 10/18/01 03395 SLoc#10B 720 Air 7.64 0.004 1" 17.78 0.0095 10/18/01 03396 WLoc# 11 720 Air 11.48 0.008 1" 0 8.89 0.0048 10/18/01 03397 W Loc #12 A 720 Air 16.56 0.009 4** 44.44 0.0238 10/18/01 03398 WLoc#12B 720 Air <7.0 <0.004 2“ 26.67 0.0143 10/18/01 03399 B Loc# 13 720 Air <7.0 <0.004 1“ 0 8.89 0.0048 10/18/01 03400 B Loc# 14 720 Air <7.0 <0.004 0 8.89 0.0048 10/18/01 03401 T Loc# 15 720 Air <7.0 <0.004 0 0 <8.89 <0.0048 10/18/01 03402 T Loc #16 504 Air <7.0 <0.005 3** 0 26.67 0.0204 X)C# 04643 & 04644 ** Chrysotile; no other types of asbestos were detected.

NS: Not sampled AF/ANF: Asbestos flbers/Non asbestos fibers Sample volume is below recommended limit of the method: 'Structure (S) roughly equivalent to fiber (f) NA: not analyzed due to overloading of particulates NC: Denotes not calculated due to no sample volume.

NIOSH 7400: Fiber Analysis of Air samples via NIOSH 7400, Revision 3, Issue 2, 8/1S/94 o Asbestos Fiber Analysis by Transmission Electron Microscopy (TEM) EPA 40CFR Part 763 (AHERA) H Standard criteria: EPA 40CFR Part 763 (AHERA): 0.01 fiber/cc (PCM), 70 S/mm^ volume 1200 L, for 25 mm filter (TEM)

to ERT: 10/21/01 9:50 AM o o o I o o co o co co FK-10-18-01a co CD