NYC-WTC_000179078

NYC 9/11 Public Portal Document

ATC ASSOCIATES, INC. UMI INDOOR AIR QUALITY FIELD REPORT

) ( 5S \ i i I ) A STUYVESANT llUni SCHOOL date u/J'7 (of PROJECT NO. 19125-0246

I Dvalioii Occiip. Teinperatiiie Cl')' ;. a-iSRelativetg^ niintidity/(.%)' l®R8gi . iPPm), < . , . 'TYO(?s, (ppmV•X;

w G to G M O H L- o ■ o

H O 5a . 7 G - O G V O H 5'a =7 5 c> M O O H H < M O S G H 7 (T) ■ o

O a H SX ) I 7 O- O ?o s a H // ' / M V H > G /I / o i O S ' O

A g G> O

w M 7 G • Q H 5 , <7 . O to o ()H -75"l'7wiii1er 30-60% Outdoor level + 9 ppm 65 iig/m ' o t .iiiiielinc levels 1 ppm co O ■ s 11; \ I ' ' A 111 \ 73 .79"l'7siiininer 700 ppm 24-11011 r avernge H K I to I i 11111 111

I o il Im ( ) Docs () Does not meet established iiirloof uif Qiinlity guidelines. o Io o n.iimc; Date: co cn co I—i

NYC-WTC_000179088