NYC 9/11 Public Portal Document
USEPA Region 2 Page 1 of
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Air Sampling Work Sheet
Tetra Tech Project, Rockaway, NJ
EPA Contract No. G1058240305701
Site: WTC NYC (WTC) WA#:
Tetra Tech Christopher Jimenez WAM Neil Norrell/Chris Jimenez
Contact:
Phone: Phone: 212-608-7097
107649
Sample # 07647 07648 07650 NA
Location Washing Tent Austin Tobin Plaza i North Tower South Tower
Pump/Sampler# I
I------- - ----- --------
Media TedlarBag Tedlar Bag Tedlar Bag Tedlar Bag
Analysis / Method VOCs VOCs VOCs VOCs
^ Time/Date (Start) 10:22/0 03/27/02 10:54/0 03/27/02 11:11/0 03/27/02 11:21/0 03/27/02
Time/Date (Stop) 10:22/1 03/27/02 10:54/1 03/27/02 11:11/1 03/27/02 11:21/1 03/27/02
Total Time (Minutes) 1 (min) 1 (min) i 1 (min) 1 (min)
I Pump Fault N N N
I---------------------- ------------------ _____
’Flow rate/min (Start) 1.0 Liters 1.0 Liters 1.0 Liters 1.0 Liters
I Flow rate/min (Stop) 1.0 Liters 1.0 Liters 1.0 Liters 1.0 Liters
! 1.0 Liters
-J
Flow rate/min (Avg) 1.0 Liters 1.0 Liters 1.0 Liters
Volume
Comments:
1.00 Liters
11.00 Liters 1.00 Liters 1.00 Liters
d
07647:
07648: Sample taken from breathing zone. No plume
07649: Ground level, at opening of chiller unit
07650: Sample taken from ground level, No plume
CITY_21MC100_002948836
NYC-WTC_000186652
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