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VOC sampling locations table for Ground Zero area, Jan 2002

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Table listing volatile organic compound (VOC) sampling sites and dates outside of Ground Zero from September 2001 to January 2002.

NYC-WTC_000148952–000149197

Folder label: “NO INFO

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NYC 9/11 Public Portal Document

Table 14. Toluene grab sample exceedences and 24-liour sample monitoring summary.

I. Grab Samples Toluene Exceedence Exceedence Location and Restricted Screening Benchmarks Concentration Date Zone OSHA PEL 200 ppm' None ATSDR Acute MRL 1 7.5 ppm Greenwich and Liberty Sept Yes ppm’ 9.0 ppm 28 Yes 3.7 ppm Greenwich and Liberty Sept Yes 1.8 ppm 28 Yes Greenwich and Liberty Oct 1 Liberty and Trinity Sept 26

EPA-STSC Provisional same as above Subchronic RfC 0.25 ppm’ H. 24-Hour Samples Location Concentration (ppm) Date Albany and Greenwich 0.0014 Sep 27 Albany and South End 0.0019 Sep 27 Barclay and West Broadway 0.0020 Sep 27 Church & Dey 0.0033 Sep 27 EPA Taga Bus 0.BBS19 Sep 27 0.0007 Sep 27 0.0018 Dec 3 0.0017 Dec 10 0.0015 Dec 17 Liberty and Broadway 0.0019 Sep 27 Liberty and South End 0.0014 Sep 27 Rector and South End 0.001 Sep 27 Vesey and West 0.0015 Sep 27

•NIOSH (2002) ^ATSDR (2002b) ’EPA (1999b)

DRAFT-DO NOT QUOTE OR CITE 120 October 2002

NYC-WTC_000148961

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NYC-WTC_000148961Source: NYC Law Department, mirrored locally

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