NYC-WTC_000204504

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. I’uae HMI£ INDOOR AIR QUALITY FIELD REPORT

1 A)CA I I ON XS_2z^±S/i>ATK .x- I’RO.IECTNO.

Locution Occupy , Relative Carbon Dioxide. Csu-holUlohOAlilc UMIlifabk , Tvucrn Humidity (%) : AppiMl \ * 7 -• -^^T.-. ■' -• ,. .-, ,. ,.i „ , .'"".'"A....... 4’'::?,", I 7 -2^ ^9 //

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-^33 oo O //J 4* o // £.0 Guideline levels 68 -75"E7n inlei- ^30W% Outdoor level + 9 ppm 65 ng/n? 1 PP«’ o ASDl<AE//MIIA/EPA 73 -79"E/smmiicr 799 ppm 24-hour average H

M I—i s Cum incuts: o o o riie assessed lnc:itimi(s) ( ) Does ( ) Does not meet established indoor air quality’ guidelines. Io o co o Signature: Date: OS

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NYC-WTC_000204508