NYC-WTC_000207838

NYC 9/11 Public Portal Document

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■'T ■ -ATCASSOClArESilNC;-- .Page^pf/y INDOOR AIR QUALITY field REPORT " ? location/*^ 9.7'^7i __DATE 9'^7- PROJECT NO. 67 33 T' is f3'3^ . . . <g^6ggy?/ \. -. ■ ■ '. .: \___________ . '■ an sSn ho

in Windoms O Ctofied Windows ■' 8 M ^7 ' 7^. IS ( Wjnilaiwi □ Open V/rndoviS - i o 7 3. 7 f □ Ctmed Wiiiilaws e^oWta&tra □ Open Windows /i/ J2 V 73. 7 7(9J f ■ ^Q'CFoseJ Win do vs D W> Windows r~l Onen Winetowj Ki o 0 73. 3 r/.j’ 7?^ / □ Closed Windows 0"No Windows □ OpenWintfcMvi 3 73.^ S'?. 7 7?^ / 0^ Closed Vfiodaws □ NoWiodaws D Open VVintlows f D □ Closed Windows ^'Nb Windows □ Open Windows 3<> 75.6 37. S 7Si 0" Closed Windows D Na Windows □ OpasIVlndows ^7 73- 75^ I 0'Closed Wiiiflowi □ No Windows jl4x«\-xx*^ D Open Wiadfnvs □ aosed Windows C 73.^ 7J / ^Ifo Windows Guideline levels 69 - 76'rXwiTiter 30-60% Outdoor level 9 ppm 1 ppm ASHRAE/AJHA 73 -TSTfsaminer + o 7U0 ppm ■■;

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The asS-essed ]acall»n(s) (Does ( ) Does not. meet established indoor air quality guidelines. V

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NYC-WTC_000207846