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Contaminant of Potential Concern exceedance table, Unit 2A

Machine-extracted title · confidence 90%

Table comparing contaminant levels before and after cleaning for Unit 2A, including dioxin, PAHs, asbestos, and lead.

NYC-WTC_000186138–000186172
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NYC 9/11 Public Portal Document

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CONTAMINANT OF POTENTIAL CONCERN (COPC) EXCEEDANCE BY EVENT TABLE [ADD] - THE FOOD EXCHANGE RESTAURANT, TEST 4A

Cleanup Criteria Pre-Cleaning I PostY First Cleaning|Post-Encap. COPC Air Wipe MV Air Q3HII LVilM CEB om nag CtIV Dioxin 0.001 ng/m3 4 ng/m2 PAH 0.2 ug/m3 300 ug/m2 Asbestos 0.0009 f/cc n/a Lead 1 ug/m3 25 ug/ft2 25 ug/ft2 WG 136 183 MMVF 0.01 f/cc n/a

Silica 4 ug/rn3

MV = Microvac

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NYC-WTC_000186169

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NYC-WTC_000186169Source: NYC Law Department, mirrored locally

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