NYC-WTC_000233975

NYC 9/11 Public Portal Document

I TRC Field Sample No. | Sample No. | Sampling Location Collection Start Date | Sample Volume (m^) Analyte Analytical Method I Lab I Lab Sample Receipt Date | Total PCBs Concentration (ug/m3) | Exceeds Target I Exceeds EPA Air Quality Site Specific Comments Levels Trigger Levels PCBS-ST2-9/28/05 All 1305 Southeast Area (street-level) 9/28/2005 7.105 : PCBs : EPA Method TO-IOA/EPA 8082 Northeast; 9/30/2005 <0.0985 No No ”7’2 ” PCBS-ST i 6-9/2^65........ Al 1’ 13 i ’2 iNorth Side Sidewalk Bridge 972872005 : ’p’CBs ”7ePA Method to^ I’OA/EPA 8682 Northeast’:’ 9/30/260’5 <0’69’72 ....... No........ No PCBS-ST100-9/28/05 All 1313 Station 10 Field Duplicate 9/28/2005 7.081 ; PCBs i EPA Method TO-IOA/EPA 8082 Northeast; 9/30/2005 < 0.0989 ....... No........ ........... No...........

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NYC-WTC_000233981