NYC-WTC_000179078

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. I ! '■ ! INDOOR AIR QUALITY FIELD REPORT

lie \tioN ■VUYVKSANT IIICII SCllOOt, rate 7/^/7/^ I PROJECT NO. 19125-0246

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NJ O.5-T,i 68 -7S“l7\viii(cr 30-60% Outdoor level + 9 ppm g 65 ug/m’ . a. Q 1 ppm O O ( . iiidcliiie levels CO '.-NUM Mils 73 -79''l7smiiiiier 700 ppm 20-11011 r average o H : 1"^ lit ills NJ .

So I—i . s-.. 11 11.1 .i(iiiii(s) ( ) Ducs ( ) Dues nut meet estiihlished imlooi air qiinlit)' guidelines. o o I o I H! t f Date: o co cn co

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NYC-WTC_000179083