NYC 9/11 Public Portal Document
—'—:— T—ss™
USEPA Region 2
Air Sampling Work Sheet
I Tetra Tech Project, Rockaway, NJ ■I
EPA Contract No. G1058240305701
Site: WTC NYC (WTC) WA #:
Tetra Tech WAM Neil Norrell/Chris Jimenez
Contact:
Phone: Phone: 212-608-7097
Sample # 07449 07450 07451 07452 NA
Location Washing Tent Austin Tobin Plaza Austin Plaza Parking South Tower
Gara
Pump/Sampler#
Media TedlarBag Tedlar Bag Tedlar Bag Tedlar Bag
Analysis / Method VOCs VOCs VOCs VOCs
Time/Date (Start) 09:44/0 02/09/02 10:10/0 02/09/02 10:34/0 02/09/02 10:03/0 02/09/02
Time/Date (Stop) 09:45/1 02/09/02 10:11/1 02/09/02 10:35/1 02/09/02 10:04/1 02/09/02
Total Time (Minutes) 1 (min) 1 (min) 1 (min) 1 (min)
^l^p Fault N N N N
ww rate/min (Start) 1.0 Liters 1.0 Liters 1.0 Liters 1.0 Liters
Flow rate/min (Stop) 1.0 Liters 1.0 Liters 1.0 Liters 1.0 Liters
Flow rate/min (Avg) 1.0 Liters 1.0. Liters 1.0 Liters 1.0 Liters
Volume 1.00 Liters 1.00 Liters 1.00 Liters 1.00 Liters
Comments:
07449: Taken west side - mid point
07450: Breathing Zone
07451: Smoke plume from broken 4" pipe B-3 level
07452: Steam Plume - South Side Tully Ramp I
J
CITY_21MC100_002961854
NYC-WTC_000186597
OCR can misread numbers and units. Confirm readings against the page image before using them.