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NYC-WTC_000209301

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NYC 9/11 Public Portal Document

USEPA Region 2 Page 1 of [ 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

, Sample # '07815 07816 07817 107818 NA .)--------------- Location Washing Tent Austin Tobin Plaza , North Tower i South Tower

Pump/Sampler# I I

Media ! TEM Cassette I TEM Cassette TEM Cassette i TEM Cassette

' Analysis / Method VOCs ! VOCs ■ VOCs VOCs

Time/Date (Start) 10:16/0 05/08/02 ! 10:45/0 05/08/02 I 10:57/0 05/08/02 i 11:09/0 05/08/02

Time/Date (Stop) 10:16/1 05/08/02 110:45/1 05/08/02 10:57/1 05/08/02 1 11:09/1 05/08/02 I ' Total Time (Minutes) 1 (min) I 1 (min) ' 1 (min) : 1 (min) ’ Pump Fault 'N N IN ____ 1

' Flow rate/min (Start) ' 1.0 Liters 1.0 Liters ! 1.0 Liters ; 1.0 Liters

Flow rate/min (Stop) 1.0 Liters 1.0 Lifers ‘ 1.0 Liters 1.0 Liters Flow rate/min (Avg) 11.0 Liters i 1.0 Liters i 1.0 Liters I 1.0 Liters Volume 11.00 Liters I 1.00 Liters 1.00 Liters 11.00 Liters

; Comments: 07815: 07816: Sample taken at breathing level, no plume : 07817: Sample taken at ground level, no plume 07818: Sample taken from ground level, no plume

CITY_21MC100_002857806

NYC-WTC_000209301

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NYC-WTC_000209301Source: NYC Law Department, mirrored locally

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